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Bright Apatite

#e98f31
Notes

Bright Apatite (#E98F31) is a true orange with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (31°, 81%, 55%) 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 azure. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#e98f31
RGB
rgb(233, 143, 49)
HSL
hsl(31, 81%, 55%)
HWB
hwb(31 19% 9%)
OKLCH
oklch(72.9% 0.150 61.9)
HSV
hsv(31, 79%, 91%)
LAB
lab(67.42% 27.16 60.88)
LCH
lch(67.42% 66.67 65.96)
CMYK
cmyk(0%, 39%, 79%, 9%)

Etymology

Bright
adjective

Old English beorht, shining, luminous — cognate with the German Bracht, splendor. Applied to color since at least the medieval period for hues that read as luminous: not just light in value but optically active, as if scattering more light back than a dimmer color of the same lightness would. Sits at the bright-bucket center alongside vivid and brilliant.

Apatite
noun

A calcium phosphate mineral — known to mineralogists as the source rock for fertilizer and to gem traders as a yellow-to-green-to-blue gem. The yellow variety is mined principally in Madagascar and Brazil. The color refers to a faceted yellow apatite: a saturated, slightly cool yellow with the gem's signature internal warmth.

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.

#e98f31
Original
#ab9822
Protanopia
#c0ac32
Deuteranopia
#ff7a7c
Tritanopia
#9b9b9b
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
2.49:1
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
8.44:1

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