#90641F
Closest named color: Raw Sienna (#9A6200). oklch(53.7% 0.1 74.1), rgb(144, 100, 31).
Aa
White text reads best on this color (5.21:1).
About this color
#90641F is a medium-dark, moderately saturated brown. In OKLCH its lightness is 54%, its chroma 0.100 and its hue 74°. Its hue sits on the warm side of the wheel. The nearest named color is Raw Sienna (#9A6200), ΔE 0.020 away. White text reads best on it, at 5.21:1.
| Hue family | Browns |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.100) |
| Temperature | warm |
| Nearest name | Raw Sienna (#9A6200) |
| Black text | 4.02:1 |
| White text | 5.21:1 |
Values
| HEX | #90641F |
| RGB | rgb(144, 100, 31) |
| HSL | hsl(37, 65%, 34%) |
| OKLCH | oklch(53.7% 0.1 74.1) |
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 #90641F | 5.21:1 | AA | Lc -81.0 | Fine for body text |
| Black text on #90641F | 4.02:1 | AA large text | Lc 28.4 | Dividers and decoration only |
| #90641F text on white | 5.21:1 | AA | Lc 75.7 | Fine for body text |
| #90641F text on black | 4.02:1 | AA large text | Lc -26.1 | 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 600.
-
Step 50
50
#F8F5F1
oklch(97.1% 0.006 75.4)
-
Step 100
100
#EFE9E1
oklch(93.7% 0.013 75.4)
-
Step 200
200
#E3D7C7
oklch(88.4% 0.025 75.3)
-
Step 300
300
#D2BDA1
oklch(80.9% 0.045 75)
-
Step 400
400
#BC9A6E
oklch(70.7% 0.072 73.4)
-
Step 500
500
#AB8146
oklch(63.2% 0.092 74.1)
-
Step 600
600 (this color)
#90641F
oklch(53.7% 0.1 74.1)
-
Step 700
700
#805818
oklch(49.2% 0.093 74.2)
-
Step 800
800
#684817
oklch(42.7% 0.077 74.1)
-
Step 900
900
#543C1A
oklch(37.5% 0.059 73.7)
-
Step 950
950
#322410
oklch(27.2% 0.039 74.8)
#90641F 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) | #746614 | 0.051 |
| Deuteranopia (no green cones) | #7E7121 | 0.045 |
| Tritanopia (no blue cones) | #9D5956 | 0.082 |
| Achromatopsia (no color) | #6C6C6C | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90641F
#90641F
oklch(53.7% 0.1 74.1)
- #4370A7
#4370A7
oklch(53.8% 0.1 254.3)
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 #90641F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Raw Sienna #9A6200 ΔE 0.020
- Muddy Brown #886806 ΔE 0.024
- Sepia #985E2B ΔE 0.026
- Dirt Brown #836539 ΔE 0.030
- Dirt #8A6E45 ΔE 0.038
- Raw Umber #A75E09 ΔE 0.042
- Dull Brown #876E4B ΔE 0.044
- Cocoa #875F42 ΔE 0.044
Use #90641F 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.