#99512D
Closest named color: Sienna (#A0522D). oklch(51.5% 0.108 45.8), rgb(153, 81, 45).
Aa
White text reads best on this color (5.88:1).
About this color
#99512D is a medium-dark, moderately saturated brown. In OKLCH its lightness is 51%, its chroma 0.108 and its hue 46°. Its hue sits on the warm side of the wheel. The nearest named color is Sienna (#A0522D), ΔE 0.014 away. White text reads best on it, at 5.88:1.
| Hue family | Browns |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.108) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 3.56:1 |
| White text | 5.88:1 |
Values
| HEX | #99512D |
| RGB | rgb(153, 81, 45) |
| HSL | hsl(20, 55%, 39%) |
| OKLCH | oklch(51.5% 0.108 45.8) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #99512D | 5.88:1 | AA | Lc -84.3 | Fine for body text |
| Black text on #99512D | 3.56:1 | AA large text | Lc 25.0 | Dividers and decoration only |
| #99512D text on white | 5.88:1 | AA | Lc 79.0 | Fine for body text |
| #99512D text on black | 3.56:1 | AA large text | Lc -22.8 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 700.
-
Step 50
50
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F3E7E2
oklch(93.6% 0.015 44.2)
-
Step 200
200
#EAD4C9
oklch(88.5% 0.029 48.4)
-
Step 300
300
#DEB7A5
oklch(80.9% 0.052 46.1)
-
Step 400
400
#CD9074
oklch(70.7% 0.084 45.6)
-
Step 500
500
#BE7450
oklch(63.1% 0.106 46.2)
-
Step 600
600
#AA5B33
oklch(55.7% 0.117 46.1)
-
Step 700
700 (this color)
#99512D
oklch(51.5% 0.108 45.8)
-
Step 800
800
#763D21
oklch(42.6% 0.089 45.5)
-
Step 900
900
#603520
oklch(37.8% 0.07 46)
-
Step 950
950
#381F13
oklch(26.9% 0.044 46)
#99512D with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #655B29 | 0.097 |
| Deuteranopia (no green cones) | #766B2C | 0.090 |
| Tritanopia (no blue cones) | #A74349 | 0.060 |
| Achromatopsia (no color) | #646464 | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99512D
#99512D
oklch(51.5% 0.108 45.8)
- #007292
#007292
oklch(51.4% 0.098 225.9)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #99512D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.014
- Warm Brown #964E02 ΔE 0.028
- Burnt Umber #A0450E ΔE 0.030
- Sepia #985E2B ΔE 0.034
- Cinnamon #AC4F06 ΔE 0.040
- Cocoa #875F42 ΔE 0.044
- Saddle Brown #8B4513 ΔE 0.045
- Russet #A13905 ΔE 0.049
Use #99512D in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.