#905C3F
Closest named color: Cocoa (#875F42). oklch(52.5% 0.081 49.5), rgb(144, 92, 63).
Aa
White text reads best on this color (5.54:1).
About this color
#905C3F is a medium-dark, moderately saturated brown. In OKLCH its lightness is 53%, its chroma 0.081 and its hue 49°. Its hue sits on the warm side of the wheel. The nearest named color is Cocoa (#875F42), ΔE 0.017 away. White text reads best on it, at 5.54:1.
| Hue family | Browns |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.081) |
| Temperature | warm |
| Nearest name | Cocoa (#875F42) |
| Black text | 3.78:1 |
| White text | 5.54:1 |
Values
| HEX | #905C3F |
| RGB | rgb(144, 92, 63) |
| HSL | hsl(21, 39%, 41%) |
| OKLCH | oklch(52.5% 0.081 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 #905C3F | 5.54:1 | AA | Lc -82.8 | Fine for body text |
| Black text on #905C3F | 3.78:1 | AA large text | Lc 26.6 | Dividers and decoration only |
| #905C3F text on white | 5.54:1 | AA | Lc 77.5 | Fine for body text |
| #905C3F text on black | 3.78:1 | AA large text | Lc -24.2 | 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
#F8F4F3
oklch(97% 0.005 34.3)
-
Step 100
100
#F0E8E4
oklch(93.6% 0.01 48.6)
-
Step 200
200
#E5D6CE
oklch(88.6% 0.02 50.1)
-
Step 300
300
#D5BAAC
oklch(80.8% 0.037 49.2)
-
Step 400
400
#BF9781
oklch(70.8% 0.057 50.2)
-
Step 500
500
#AF7C61
oklch(63.1% 0.075 48.8)
-
Step 600
600 (this color)
#905C3F
oklch(52.5% 0.081 49.5)
-
Step 700
700
#835339
oklch(49% 0.075 48.8)
-
Step 800
800
#6B452F
oklch(42.8% 0.063 50.5)
-
Step 900
900
#573A2A
oklch(37.8% 0.049 49.7)
-
Step 950
950
#332219
oklch(27% 0.031 48.9)
#905C3F 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) | #6A623D | 0.067 |
| Deuteranopia (no green cones) | #776D3F | 0.061 |
| Tritanopia (no blue cones) | #9C5255 | 0.051 |
| Achromatopsia (no color) | #686868 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #905C3F
#905C3F
oklch(52.5% 0.081 49.5)
- #307390
#307390
oklch(52.5% 0.081 229.6)
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 #905C3F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cocoa #875F42 ΔE 0.017
- Sepia #985E2B ΔE 0.027
- Sienna #A0522D ΔE 0.036
- Dirt Brown #836539 ΔE 0.036
- Dark Taupe #7F684E ΔE 0.040
- Earth #A2653E ΔE 0.043
- Dull Brown #876E4B ΔE 0.047
- Dirt #8A6E45 ΔE 0.048
Use #905C3F 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.