#57451F
Closest named color: Mud Brown (#60460F). oklch(40.1% 0.06 84.1), rgb(87, 69, 31).
Aa
White text reads best on this color (9.22:1).
About this color
#57451F is a dark, muted brown. In OKLCH its lightness is 40%, its chroma 0.060 and its hue 84°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.021 away. White text reads best on it, at 9.22:1.
| Hue family | Browns |
| Lightness | dark (40%) |
| Chroma | muted (0.060) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.27:1 |
| White text | 9.22:1 |
Values
| HEX | #57451F |
| RGB | rgb(87, 69, 31) |
| HSL | hsl(41, 47%, 23%) |
| OKLCH | oklch(40.1% 0.06 84.1) |
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 #57451F | 9.22:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #57451F | 2.27:1 | Fails | Lc 12.8 | Not readable |
| #57451F text on white | 9.22:1 | AAA | Lc 91.2 | Preferred for body text |
| #57451F text on black | 2.27:1 | Fails | Lc -11.1 | 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 900.
-
Step 50
50
#F7F5F1
oklch(97.1% 0.006 84.6)
-
Step 100
100
#EEE9E0
oklch(93.5% 0.013 82.4)
-
Step 200
200
#E1D8C7
oklch(88.5% 0.025 83.4)
-
Step 300
300
#CEBFA0
oklch(80.9% 0.045 85.2)
-
Step 400
400
#B69D6C
oklch(70.7% 0.072 83.7)
-
Step 500
500
#A48544
oklch(63.2% 0.092 84.1)
-
Step 600
600
#8F6E22
oklch(55.7% 0.1 84.2)
-
Step 700
700
#795B14
oklch(49% 0.092 83.8)
-
Step 800
800
#634B14
oklch(42.8% 0.077 84)
-
Step 900
900 (this color)
#57451F
oklch(40.1% 0.06 84.1)
-
Step 950
950
#2F250F
oklch(27% 0.038 85.3)
#57451F 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) | #4D451B | 0.019 |
| Deuteranopia (no green cones) | #514920 | 0.015 |
| Tritanopia (no blue cones) | #5E3F3C | 0.053 |
| Achromatopsia (no color) | #474747 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57451F
#57451F
oklch(40.1% 0.06 84.1)
- #374768
#374768
oklch(39.9% 0.06 264.1)
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 #57451F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.021
- Green Brown #544E03 ΔE 0.040
- Olive Brown #645403 ΔE 0.059
- Dark Olive #373E02 ΔE 0.070
- Charcoal Grey #3C4142 ΔE 0.071
- Purple Brown #673A3F ΔE 0.072
- Navy Green #35530A ΔE 0.075
- Army Green #4B5D16 ΔE 0.079
Use #57451F 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.