#635140
Closest named color: Mud Brown (#60460F). oklch(44.8% 0.036 65.1), rgb(99, 81, 64).
Aa
White text reads best on this color (7.54:1).
About this color
#635140 is a dark, muted brown. In OKLCH its lightness is 45%, its chroma 0.036 and its hue 65°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.057 away. White text reads best on it, at 7.54:1.
| Hue family | Browns |
| Lightness | dark (45%) |
| Chroma | muted (0.036) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.78:1 |
| White text | 7.54:1 |
Values
| HEX | #635140 |
| RGB | rgb(99, 81, 64) |
| HSL | hsl(29, 21%, 32%) |
| OKLCH | oklch(44.8% 0.036 65.1) |
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 #635140 | 7.54:1 | AAA | Lc -91.0 | Preferred for body text |
| Black text on #635140 | 2.78:1 | Fails | Lc 17.8 | Dividers and decoration only |
| #635140 text on white | 7.54:1 | AAA | Lc 86.2 | Fine for body text |
| #635140 text on black | 2.78:1 | Fails | Lc -15.8 | 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 800.
-
Step 50
50
#F7F5F3
oklch(97.1% 0.003 67.8)
-
Step 100
100
#EDE9E6
oklch(93.6% 0.006 59.6)
-
Step 200
200
#DFD8D1
oklch(88.6% 0.012 67.7)
-
Step 300
300
#CABEB3
oklch(80.8% 0.02 65.1)
-
Step 400
400
#B09D8B
oklch(70.8% 0.034 65.7)
-
Step 500
500
#9C856F
oklch(63.2% 0.042 65.7)
-
Step 600
600
#876E57
oklch(55.6% 0.046 64.3)
-
Step 700
700
#725C47
oklch(49.1% 0.043 65.2)
-
Step 800
800 (this color)
#635140
oklch(44.8% 0.036 65.1)
-
Step 900
900
#4C3F32
oklch(37.7% 0.028 66.8)
-
Step 950
950
#2D251D
oklch(27.1% 0.019 66.9)
#635140 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) | #57523F | 0.021 |
| Deuteranopia (no green cones) | #5B5640 | 0.020 |
| Tritanopia (no blue cones) | #694D4C | 0.028 |
| Achromatopsia (no color) | #545454 | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #635140
#635140
oklch(44.8% 0.036 65.1)
- #445768
#445768
oklch(44.8% 0.037 245.7)
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 #635140, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.057
- Milk Chocolate #7F4E1E ΔE 0.059
- Olive Brown #645403 ΔE 0.063
- Brownish Purple #76424E ΔE 0.063
- Medium Brown #7F5112 ΔE 0.066
- Purple Brown #673A3F ΔE 0.066
- Green Brown #544E03 ΔE 0.071
- Mud #735C12 ΔE 0.071
Use #635140 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.