#604F31
Closest named color: Mud Brown (#60460F). oklch(43.7% 0.05 81), rgb(96, 79, 49).
Aa
White text reads best on this color (7.89:1).
About this color
#604F31 is a dark, muted brown. In OKLCH its lightness is 44%, its chroma 0.050 and its hue 81°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.037 away. White text reads best on it, at 7.89:1.
| Hue family | Browns |
| Lightness | dark (44%) |
| Chroma | muted (0.050) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.66:1 |
| White text | 7.89:1 |
Values
| HEX | #604F31 |
| RGB | rgb(96, 79, 49) |
| HSL | hsl(38, 32%, 28%) |
| OKLCH | oklch(43.7% 0.05 81) |
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 #604F31 | 7.89:1 | AAA | Lc -92.1 | Preferred for body text |
| Black text on #604F31 | 2.66:1 | Fails | Lc 16.7 | Dividers and decoration only |
| #604F31 text on white | 7.89:1 | AAA | Lc 87.4 | Fine for body text |
| #604F31 text on black | 2.66:1 | Fails | Lc -14.8 | 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
#EDE9E4
oklch(93.6% 0.008 73.7)
-
Step 200
200
#DFD8CD
oklch(88.5% 0.017 79.3)
-
Step 300
300
#CABFAC
oklch(80.9% 0.029 81.5)
-
Step 400
400
#B09E80
oklch(70.7% 0.047 80.4)
-
Step 500
500
#9C8660
oklch(63.1% 0.059 80.9)
-
Step 600
600
#876F46
oklch(55.5% 0.065 80.2)
-
Step 700
700
#725D37
oklch(49% 0.061 81.4)
-
Step 800
800 (this color)
#604F31
oklch(43.7% 0.05 81)
-
Step 900
900
#4C4029
oklch(37.8% 0.04 83.1)
-
Step 950
950
#2D2518
oklch(27% 0.025 79.4)
#604F31 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) | #564F2F | 0.018 |
| Deuteranopia (no green cones) | #5A5332 | 0.015 |
| Tritanopia (no blue cones) | #674A48 | 0.044 |
| Achromatopsia (no color) | #515151 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #604F31
#604F31
oklch(43.7% 0.05 81)
- #42526E
#42526E
oklch(43.7% 0.051 261.4)
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 #604F31, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.037
- Olive Brown #645403 ΔE 0.046
- Green Brown #544E03 ΔE 0.050
- Milk Chocolate #7F4E1E ΔE 0.057
- Medium Brown #7F5112 ΔE 0.062
- Mud #735C12 ΔE 0.064
- Army Green #4B5D16 ΔE 0.069
- Greeny Brown #696006 ΔE 0.072
Use #604F31 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.