#513A04
Closest named color: Mud Brown (#60460F). oklch(36.5% 0.072 82.5), rgb(81, 58, 4).
Aa
White text reads best on this color (10.73:1).
About this color
#513A04 is a dark, moderately saturated brown. In OKLCH its lightness is 36%, its chroma 0.072 and its hue 82°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.048 away. White text reads best on it, at 10.73:1.
| Hue family | Browns |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.072) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 1.95:1 |
| White text | 10.73:1 |
Values
| HEX | #513A04 |
| RGB | rgb(81, 58, 4) |
| HSL | hsl(42, 91%, 17%) |
| OKLCH | oklch(36.5% 0.072 82.5) |
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 #513A04 | 10.73:1 | AAA | Lc -98.6 | Preferred for body text |
| Black text on #513A04 | 1.95:1 | Fails | Lc 9.2 | Not readable |
| #513A04 text on white | 10.73:1 | AAA | Lc 94.7 | Preferred for body text |
| #513A04 text on black | 1.95:1 | Fails | Lc -7.9 | 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
#F8F5F0
oklch(97.1% 0.007 80.7)
-
Step 100
100
#EFE9DE
oklch(93.6% 0.016 82.8)
-
Step 200
200
#E3D8C3
oklch(88.5% 0.031 83.6)
-
Step 300
300
#D2BE99
oklch(80.9% 0.055 82.8)
-
Step 400
400
#BB9C60
oklch(70.7% 0.087 83)
-
Step 500
500
#AA822E
oklch(63% 0.111 82.4)
-
Step 600
600
#946C00
oklch(55.7% 0.115 82.9)
-
Step 700
700
#7D5A00
oklch(49.1% 0.101 82.2)
-
Step 800
800
#664900
oklch(42.6% 0.088 82.4)
-
Step 900
900 (this color)
#513A04
oklch(36.5% 0.072 82.5)
-
Step 950
950
#312408
oklch(26.9% 0.046 83.5)
#513A04 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) | #433A00 | 0.028 |
| Deuteranopia (no green cones) | #494007 | 0.022 |
| Tritanopia (no blue cones) | #593330 | 0.063 |
| Achromatopsia (no color) | #3E3E3E | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #513A04
#513A04
oklch(36.5% 0.072 82.5)
- #293E64
#293E64
oklch(36.6% 0.071 261.5)
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 #513A04, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.048
- Dark Olive #373E02 ΔE 0.049
- Green Brown #544E03 ΔE 0.062
- Pakistan Green #283618 ΔE 0.075
- Charcoal Grey #3C4142 ΔE 0.077
- Chestnut #742802 ΔE 0.080
- Navy Green #35530A ΔE 0.086
- Onyx #343A40 ΔE 0.088
Use #513A04 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.