#90540B
Closest named color: Warm Brown (#964E02). oklch(50.5% 0.111 62.9), rgb(144, 84, 11).
Aa
White text reads best on this color (6.07:1).
About this color
#90540B is a medium-dark, moderately saturated brown. In OKLCH its lightness is 50%, its chroma 0.111 and its hue 63°. Its hue sits on the warm side of the wheel. The nearest named color is Warm Brown (#964E02), ΔE 0.017 away. White text reads best on it, at 6.07:1.
| Hue family | Browns |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.111) |
| Temperature | warm |
| Nearest name | Warm Brown (#964E02) |
| Black text | 3.45:1 |
| White text | 6.07:1 |
Values
| HEX | #90540B |
| RGB | rgb(144, 84, 11) |
| HSL | hsl(33, 86%, 30%) |
| OKLCH | oklch(50.5% 0.111 62.9) |
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 #90540B | 6.07:1 | AA | Lc -85.2 | Fine for body text |
| Black text on #90540B | 3.45:1 | AA large text | Lc 24.1 | Dividers and decoration only |
| #90540B text on white | 6.07:1 | AA | Lc 80.0 | Fine for body text |
| #90540B text on black | 3.45:1 | AA large text | Lc -21.9 | 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
#F9F4F1
oklch(97% 0.007 53.4)
-
Step 100
100
#F2E8E0
oklch(93.7% 0.015 61.3)
-
Step 200
200
#E8D5C5
oklch(88.4% 0.03 62.5)
-
Step 300
300
#DABA9D
oklch(80.9% 0.054 64.1)
-
Step 400
400
#C79567
oklch(70.7% 0.086 63.3)
-
Step 500
500
#B87A3C
oklch(63.2% 0.11 63.4)
-
Step 600
600
#A36115
oklch(55.5% 0.119 62.8)
-
Step 700
700 (this color)
#90540B
oklch(50.5% 0.111 62.9)
-
Step 800
800
#72420A
oklch(42.8% 0.092 62.8)
-
Step 900
900
#5C3813
oklch(37.7% 0.072 62.9)
-
Step 950
950
#36210D
oklch(27% 0.045 62.4)
#90540B 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) | #675A00 | 0.077 |
| Deuteranopia (no green cones) | #75680C | 0.070 |
| Tritanopia (no blue cones) | #9E4647 | 0.081 |
| Achromatopsia (no color) | #626262 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90540B
#90540B
oklch(50.5% 0.111 62.9)
- #196A9E
#196A9E
oklch(50.4% 0.111 242.9)
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 #90540B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Brown #964E02 ΔE 0.017
- Medium Brown #7F5112 ΔE 0.034
- Sepia #985E2B ΔE 0.034
- Milk Chocolate #7F4E1E ΔE 0.039
- Saddle Brown #8B4513 ΔE 0.041
- Sienna #A0522D ΔE 0.042
- Raw Sienna #9A6200 ΔE 0.043
- Burnt Umber #A0450E ΔE 0.044
Use #90540B 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.