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Aglow Ignis Turquoise

#04d7cd
Notes

Aglow Ignis Turquoise (#04D7CD) is a true cyan with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (177°, 96%, 43%) places it in the highly saturated band at a mid 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 red. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#04d7cd
RGB
rgb(4, 215, 205)
HSL
hsl(177, 96%, 43%)
HWB
hwb(177 2% 16%)
OKLCH
oklch(79.3% 0.137 188.8)
P3
color(display-p3 0.3836 0.8306 0.8007)
HSV
hsv(177, 98%, 84%)
LAB
lab(77.89% -45.09 -7.48)
LCH
lch(77.89% 45.70 189.42)
CMYK
cmyk(98%, 0%, 5%, 16%)

Etymology

Aglow
adjective

Old English on-glōwan, on-glow — sharing root with glow and gleam. As a color modifier, aglow implies a saturated-and-lit-from-within quality, the bright color of fireplace-and-jack-o-lantern interior-glow-lit warm-light emission against ambient darkness. Sits at the bright-and-warm end of the grid, parallel to glowing and aflame in usage.

Ignis
modifier

Latin ignis, fire. As a color modifier, ignis implies a Latin-fire-and-ignis-fatuus-and-sacred-fire quality, the visual register of Vestal-fire-and-ignis-fatuus hand-Latin-fire-and-ignis-fatuus-and-sacred-fire Vestal-fire-and-ignis-fatuus-and-Roman-Vesta-temple ignis-and-Latin-fire-and-Vestal-flame surfaces under Vestal-fire-and-ignis-fatuus-and-Roman-Vesta-temple Vestal-Virgin-and-Forum-Romanum sacred-flame-light. Sits at the modifier-and-Latin end of the grid, parallel to lux and ventus in usage.

Turquoise
noun

The hydrated copper-aluminum phosphate mined in Persia and the American Southwest for thousands of years — the firuze of Iran, the chalchihuitl of Mesoamerica, the heart of Pueblo and Navajo silverwork. The color refers to a fine Sleeping Beauty turquoise from Arizona: a saturated, slightly green-shifted blue with the slight matrix of host-rock veining. Brighter than persian, lighter than cerulean.

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.

#04d7cd
Original
#cacbcd
Protanopia
#b2b9cf
Deuteranopia
#00ddd4
Tritanopia
#a9a9a9
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).
Failon White
1.81:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAAon Black
11.61:1

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
##04D7CD
Display P3
Display P3
color(display-p3 0.3836 0.8306 0.8007)
P3 has subtle headroomOKLCH chroma 0.137

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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