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Authoritative Blaze Emerald

#019741
Notes

Authoritative Blaze Emerald (#019741) is a deep teal with a jewel character. It carries the deep, saturated richness of a gemstone. Authoritative and slightly formal, it works well for type and heavy UI elements. Its HSL profile (146°, 99%, 30%) places it in the highly saturated band at a dark lightness. Best used in small doses, like logos, CTAs, focus rings, or highlight text, where its saturation becomes a feature rather than noise. For a confident two-color system, pair it with its complementary magenta. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#019741
RGB
rgb(1, 151, 65)
HSL
hsl(146, 99%, 30%)
HWB
hwb(146 0% 41%)
OKLCH
oklch(59.1% 0.166 149.2)
P3
color(display-p3 0.2605 0.5831 0.2945)
HSV
hsv(146, 99%, 59%)
LAB
lab(54.57% -53.14 35.50)
LCH
lch(54.57% 63.91 146.26)
CMYK
cmyk(99%, 0%, 57%, 41%)

Etymology

Authoritative
adjective

Latin auctōritāt-, authority — adjectival suffix -ive. As a color modifier, authoritative implies a saturated-and-formal-imperative quality where the hue carries decisional weight and institutional credibility. Sits at the bold-and-authoritative end of the grid, parallel to commanding and magisterial in usage.

Blaze
modifier

Old English blæse, torch-or-flame. As a color modifier, blaze implies a roaring-and-bright-and-spreading-flame quality, the visual register of bonfire-and-Yule-log-blaze hand-roaring-and-bright-and-spreading-flame bonfire-and-Yule-log-and-hearth-fire blazed-and-roaring-and-bright-and-spreading surfaces under bonfire-and-Yule-log-and-hearth-fire roaring-and-bright-and-spreading midwinter-and-bonfire-night-light. Sits at the modifier-and-mood end of the grid, parallel to flare and spark in usage.

Emerald
noun

A chromium-tinged variety of beryl — the gemstone mined from the Cleopatra-era Mons Smaragdus in Egypt, the Muzo deposits of Colombia, and the Sandawana mines of Zimbabwe. Emerald green refers to a high-clarity faceted emerald with strong color saturation: a saturated, slightly blue-shifted green with the gem's signature internal life. Cooler than fern, warmer than teal, with the heraldic weight of two thousand years of royal favor.

Closest matches

The nearest named color in three reference sources, ranked by perceptual distance (ΔE76 in CIELAB). ΔE < 1 is imperceptible to most viewers; ΔE > 10 is clearly different. When two sources point to the same hex they’re merged into one tile; click any to open that color’s page.

Variations

Click any swatch to explore

Harmonies

Accessibility

Color-vision simulation

How this color appears to viewers with the four major color-vision-deficiency types. Computed via the Machado (2009) physiologically-based model. If a tile matches the original, the color reads the same to that viewer.

#019741
Original
#988939
Protanopia
#8a7f48
Deuteranopia
#009484
Tritanopia
#717171
Achromatopsia
WCAG contrast

The color used as foreground text against pure white and pure black, with the contrast ratio and WCAG 2.1 grade. Aim for AA (4.5:1) for body text and AA Large (3:1) for 18 pt+ headlines; AAA (7:1) is the gold standard for long-form reading surfaces.

The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AA Largeon White
3.82:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAon Black
5.50:1

Wide gamut

Display P3 representation

The CSS Color 4 wide-gamut form of this color. Both swatches render the same color on every display — the P3 form only diverges from sRGB when a designer pushes channels outside sRGB's reach.

sRGB hex
sRGB hex
##019741
Display P3
Display P3
color(display-p3 0.2605 0.5831 0.2945)
P3 has subtle headroomOKLCH chroma 0.166

Moderately saturated colors gain a small bump in P3 — the difference is usually visible side-by-side on wide-gamut hardware but won't change the character of the color.

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