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Sure Apatite

#bd7b3f
Notes

Sure Apatite (#BD7B3F) is a true orange with an earthy character. It leans grounded and natural, the kind of color that plays well with wood, clay, linen, and warm neutrals. Its HSL profile (29°, 50%, 49%) places it in the balanced band at a mid lightness. It works across type, buttons, and borders, saturated enough to feel deliberate but balanced enough to not fight the rest of the palette. 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
#bd7b3f
RGB
rgb(189, 123, 63)
HSL
hsl(29, 50%, 49%)
HWB
hwb(29 25% 26%)
OKLCH
oklch(64.0% 0.112 60.8)
P3
color(display-p3 0.7040 0.4938 0.2898)
HSV
hsv(29, 67%, 74%)
LAB
lab(57.41% 20.06 42.57)
LCH
lch(57.41% 47.06 64.77)
CMYK
cmyk(0%, 35%, 67%, 26%)

Etymology

Sure
adjective

Old French seur, certain — used as a color modifier since the medieval period for hues that read as confident and stable. Sure red, sure blue: moderate saturation combined with optical commitment. Sits at the crisp-bucket center alongside steady and true.

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.

#bd7b3f
Original
#8f8139
Protanopia
#9f9040
Deuteranopia
#ce6d6e
Tritanopia
#858585
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
3.46:1
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
6.07:1

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
##BD7B3F
Display P3
Display P3
color(display-p3 0.7040 0.4938 0.2898)
P3 has subtle headroomOKLCH chroma 0.112

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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