#90661D
Closest named color: Raw Sienna (#9A6200). oklch(54.1% 0.101 76.6), rgb(144, 102, 29).
Aa
White text reads best on this color (5.11:1).
About this color
#90661D is a medium-dark, moderately saturated brown. In OKLCH its lightness is 54%, its chroma 0.101 and its hue 77°. 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 5.11:1.
| Hue family | Browns |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.101) |
| Temperature | warm |
| Nearest name | Raw Sienna (#9A6200) |
| Black text | 4.10:1 |
| White text | 5.11:1 |
Values
| HEX | #90661D |
| RGB | rgb(144, 102, 29) |
| HSL | hsl(38, 66%, 34%) |
| OKLCH | oklch(54.1% 0.101 76.6) |
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 #90661D | 5.11:1 | AA | Lc -80.5 | Fine for body text |
| Black text on #90661D | 4.10:1 | AA large text | Lc 29.0 | Dividers and decoration only |
| #90661D text on white | 5.11:1 | AA | Lc 75.1 | Fine for body text |
| #90661D text on black | 4.10:1 | AA large text | Lc -26.6 | 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
#EFE9E0
oklch(93.6% 0.014 78.3)
-
Step 200
200
#E3D7C7
oklch(88.4% 0.025 75.3)
-
Step 300
300
#D2BDA0
oklch(80.9% 0.046 75.9)
-
Step 400
400
#BB9B6C
oklch(70.7% 0.074 76.7)
-
Step 500
500
#A98244
oklch(63.1% 0.093 77.3)
-
Step 600
600 (this color)
#90661D
oklch(54.1% 0.101 76.6)
-
Step 700
700
#7F5814
oklch(49.1% 0.095 75.9)
-
Step 800
800
#674815
oklch(42.6% 0.078 75.7)
-
Step 900
900
#543D18
oklch(37.7% 0.061 76.8)
-
Step 950
950
#31240F
oklch(27% 0.039 77.9)
#90661D 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) | #766811 | 0.047 |
| Deuteranopia (no green cones) | #7F7220 | 0.042 |
| Tritanopia (no blue cones) | #9D5B58 | 0.086 |
| Achromatopsia (no color) | #6E6E6E | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90661D
#90661D
oklch(54.1% 0.101 76.6)
- #4670A9
#4670A9
oklch(54.1% 0.101 256.4)
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 #90661D, 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 0.021
- Sepia #985E2B ΔE 0.031
- Dirt Brown #836539 ΔE 0.033
- Dirt #8A6E45 ΔE 0.037
- Raw Umber #A75E09 ΔE 0.043
- Dull Brown #876E4B ΔE 0.044
- Hazel #8E7618 ΔE 0.045
Use #90661D 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.