#634820
Closest named color: Mud Brown (#60460F). oklch(42.2% 0.067 74.9), rgb(99, 72, 32).
Aa
White text reads best on this color (8.47:1).
About this color
#634820 is a dark, muted brown. In OKLCH its lightness is 42%, its chroma 0.067 and its hue 75°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.016 away. White text reads best on it, at 8.47:1.
| Hue family | Browns |
| Lightness | dark (42%) |
| Chroma | muted (0.067) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.47:1 |
| White text | 8.47:1 |
Values
| HEX | #634820 |
| RGB | rgb(99, 72, 32) |
| HSL | hsl(36, 51%, 26%) |
| OKLCH | oklch(42.2% 0.067 74.9) |
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 #634820 | 8.47:1 | AAA | Lc -93.6 | Preferred for body text |
| Black text on #634820 | 2.47:1 | Fails | Lc 14.9 | Not readable |
| #634820 text on white | 8.47:1 | AAA | Lc 89.1 | Fine for body text |
| #634820 text on black | 2.47:1 | Fails | Lc -13.1 | Not readable |
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
#F7F5F2
oklch(97.1% 0.005 78.3)
-
Step 100
100
#EEE9E2
oklch(93.6% 0.011 76.6)
-
Step 200
200
#E2D7CA
oklch(88.4% 0.021 72.1)
-
Step 300
300
#D0BEA5
oklch(81% 0.04 76.1)
-
Step 400
400
#B89B75
oklch(70.6% 0.062 74)
-
Step 500
500
#A68351
oklch(63.2% 0.08 75.4)
-
Step 600
600
#916B34
oklch(55.5% 0.087 74.4)
-
Step 700
700
#7B5A27
oklch(49.2% 0.08 75.7)
-
Step 800
800 (this color)
#634820
oklch(42.2% 0.067 74.9)
-
Step 900
900
#523D20
oklch(37.6% 0.052 74)
-
Step 950
950
#302414
oklch(27% 0.032 73.7)
#634820 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) | #52491C | 0.032 |
| Deuteranopia (no green cones) | #585021 | 0.029 |
| Tritanopia (no blue cones) | #6C413F | 0.056 |
| Achromatopsia (no color) | #4D4D4D | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #634820
#634820
oklch(42.2% 0.067 74.9)
- #344F72
#344F72
oklch(42.2% 0.067 255.3)
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 #634820, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.016
- Green Brown #544E03 ΔE 0.044
- Olive Brown #645403 ΔE 0.046
- Milk Chocolate #7F4E1E ΔE 0.057
- Medium Brown #7F5112 ΔE 0.062
- Purple Brown #673A3F ΔE 0.069
- Mud #735C12 ΔE 0.070
- Saddle Brown #8B4513 ΔE 0.076
Use #634820 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.