#90512C
Closest named color: Warm Brown (#964E02). oklch(50.2% 0.099 49.5), rgb(144, 81, 44).
Aa
White text reads best on this color (6.17:1).
About this color
#90512C is a medium-dark, moderately saturated brown. In OKLCH its lightness is 50%, its chroma 0.099 and its hue 49°. Its hue sits on the warm side of the wheel. The nearest named color is Warm Brown (#964E02), ΔE 0.026 away. White text reads best on it, at 6.17:1.
| Hue family | Browns |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.099) |
| Temperature | warm |
| Nearest name | Warm Brown (#964E02) |
| Black text | 3.39:1 |
| White text | 6.17:1 |
Values
| HEX | #90512C |
| RGB | rgb(144, 81, 44) |
| HSL | hsl(22, 53%, 37%) |
| OKLCH | oklch(50.2% 0.099 49.5) |
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 #90512C | 6.17:1 | AA | Lc -85.7 | Fine for body text |
| Black text on #90512C | 3.39:1 | AA large text | Lc 23.6 | Dividers and decoration only |
| #90512C text on white | 6.17:1 | AA | Lc 80.5 | Fine for body text |
| #90512C text on black | 3.39:1 | AA large text | Lc -21.3 | 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
#F9F4F2
oklch(97% 0.006 43.3)
-
Step 100
100
#F2E7E2
oklch(93.5% 0.014 46.2)
-
Step 200
200
#E9D5CA
oklch(88.6% 0.027 50.8)
-
Step 300
300
#DBB8A6
oklch(80.8% 0.048 48.8)
-
Step 400
400
#C89376
oklch(70.7% 0.076 49.8)
-
Step 500
500
#B97752
oklch(63.1% 0.098 49.6)
-
Step 600
600
#A45F36
oklch(55.6% 0.106 49.9)
-
Step 700
700 (this color)
#90512C
oklch(50.2% 0.099 49.5)
-
Step 800
800
#724023
oklch(42.6% 0.081 49.4)
-
Step 900
900
#5D3721
oklch(37.8% 0.064 49.9)
-
Step 950
950
#362014
oklch(26.9% 0.04 49)
#90512C 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) | #635928 | 0.084 |
| Deuteranopia (no green cones) | #72672B | 0.078 |
| Tritanopia (no blue cones) | #9D4449 | 0.061 |
| Achromatopsia (no color) | #616161 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90512C
#90512C
oklch(50.2% 0.099 49.5)
- #036D91
#036D91
oklch(50.1% 0.099 230.2)
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 #90512C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Brown #964E02 ΔE 0.026
- Sienna #A0522D ΔE 0.031
- Saddle Brown #8B4513 ΔE 0.034
- Milk Chocolate #7F4E1E ΔE 0.037
- Burnt Umber #A0450E ΔE 0.038
- Cocoa #875F42 ΔE 0.038
- Sepia #985E2B ΔE 0.039
- Medium Brown #7F5112 ΔE 0.042
Use #90512C 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.