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Unwavering Azurite

#10569f
Notes

Unwavering Azurite (#10569F) is a deep azure 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 (211°, 82%, 34%) 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 orange. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#10569f
RGB
rgb(16, 86, 159)
HSL
hsl(211, 82%, 34%)
HWB
hwb(211 6% 38%)
OKLCH
oklch(45.5% 0.135 254.2)
HSV
hsv(211, 90%, 62%)
LAB
lab(36.49% 8.17 -45.27)
LCH
lch(36.49% 46.00 280.23)
CMYK
cmyk(90%, 46%, 0%, 38%)

Etymology

Unwavering
adjective

Old English un- (negation) plus wafrian (to flicker). As a color modifier, unwavering implies a saturated-and-constant quality where the hue maintains its full strength without flicker or shift. Sits at the bold-and-firm end of the grid, parallel to steadfast and firm in usage.

Azurite
noun

A copper carbonate mineral — Cu₃(CO₃)₂(OH)₂ — the natural blue counterpart to malachite, often co-occurring with it in oxidized copper deposits. Mined and ground for pigment since classical Egyptian times. The color refers to a clean azurite specimen: a saturated, slightly cool deep blue with the satin finish of crystallized secondary copper mineral. Cooler than malachite.

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.

#10569f
Original
#2e5ca2
Protanopia
#0a509e
Deuteranopia
#006872
Tritanopia
#4c4c4c
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).
AAAon White
7.36:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
Failon Black
2.85:1

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