#513E1E
Closest named color: Mud Brown (#60460F). oklch(37.7% 0.054 79), rgb(81, 62, 30).
Aa
White text reads best on this color (10.20:1).
About this color
#513E1E is a dark, muted brown. In OKLCH its lightness is 38%, its chroma 0.054 and its hue 79°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.042 away. White text reads best on it, at 10.20:1.
| Hue family | Browns |
| Lightness | dark (38%) |
| Chroma | muted (0.054) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.05:1 |
| White text | 10.20:1 |
Values
| HEX | #513E1E |
| RGB | rgb(81, 62, 30) |
| HSL | hsl(38, 46%, 22%) |
| OKLCH | oklch(37.7% 0.054 79) |
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 #513E1E | 10.20:1 | AAA | Lc -97.7 | Preferred for body text |
| Black text on #513E1E | 2.05:1 | Fails | Lc 10.3 | Not readable |
| #513E1E text on white | 10.20:1 | AAA | Lc 93.6 | Preferred for body text |
| #513E1E text on black | 2.05:1 | Fails | Lc -8.9 | 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
#EEE9E1
oklch(93.6% 0.012 79.8)
-
Step 200
200
#E1D8C9
oklch(88.5% 0.023 80.7)
-
Step 300
300
#CFBEA4
oklch(80.9% 0.04 78.5)
-
Step 400
400
#B79C72
oklch(70.7% 0.065 78.4)
-
Step 500
500
#A5844D
oklch(63.2% 0.083 79.1)
-
Step 600
600
#906D2F
oklch(55.7% 0.091 79.2)
-
Step 700
700
#7A5A22
oklch(49% 0.083 78.4)
-
Step 800
800
#634A1E
oklch(42.6% 0.069 79.1)
-
Step 900
900 (this color)
#513E1E
oklch(37.7% 0.054 79)
-
Step 950
950
#2F2412
oklch(26.8% 0.034 78.8)
#513E1E 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) | #463E1B | 0.021 |
| Deuteranopia (no green cones) | #4A431F | 0.019 |
| Tritanopia (no blue cones) | #583937 | 0.047 |
| Achromatopsia (no color) | #414141 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #513E1E
#513E1E
oklch(37.7% 0.054 79)
- #30425E
#30425E
oklch(37.7% 0.054 259)
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 #513E1E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.042
- Dark Olive #373E02 ΔE 0.058
- Charcoal Grey #3C4142 ΔE 0.059
- Green Brown #544E03 ΔE 0.060
- Purple Brown #673A3F ΔE 0.071
- Onyx #343A40 ΔE 0.074
- Pakistan Green #283618 ΔE 0.080
- Chestnut #742802 ΔE 0.080
Use #513E1E 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.