#513D07
Closest named color: Mud Brown (#60460F). oklch(37.2% 0.072 86.2), rgb(81, 61, 7).
Aa
White text reads best on this color (10.39:1).
About this color
#513D07 is a dark, moderately saturated brown. In OKLCH its lightness is 37%, its chroma 0.072 and its hue 86°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.041 away. White text reads best on it, at 10.39:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.072) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.02:1 |
| White text | 10.39:1 |
Values
| HEX | #513D07 |
| RGB | rgb(81, 61, 7) |
| HSL | hsl(44, 84%, 17%) |
| OKLCH | oklch(37.2% 0.072 86.2) |
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 #513D07 | 10.39:1 | AAA | Lc -98.0 | Preferred for body text |
| Black text on #513D07 | 2.02:1 | Fails | Lc 9.9 | Not readable |
| #513D07 text on white | 10.39:1 | AAA | Lc 94.0 | Preferred for body text |
| #513D07 text on black | 2.02:1 | Fails | Lc -8.6 | 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
#F7F5F0
oklch(97% 0.007 88.6)
-
Step 100
100
#EEE9DE
oklch(93.5% 0.016 86.4)
-
Step 200
200
#E2D8C3
oklch(88.5% 0.03 85.6)
-
Step 300
300
#D0BF99
oklch(80.9% 0.054 86.7)
-
Step 400
400
#B89D60
oklch(70.6% 0.086 86.4)
-
Step 500
500
#A7842E
oklch(63.1% 0.11 86)
-
Step 600
600
#916D00
oklch(55.6% 0.114 85.6)
-
Step 700
700
#7A5C00
oklch(49.2% 0.101 86.4)
-
Step 800
800
#644B00
oklch(42.8% 0.087 86.6)
-
Step 900
900 (this color)
#513D07
oklch(37.2% 0.072 86.2)
-
Step 950
950
#302509
oklch(27.1% 0.045 87.3)
#513D07 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) | #463D00 | 0.022 |
| Deuteranopia (no green cones) | #4B420A | 0.018 |
| Tritanopia (no blue cones) | #593633 | 0.065 |
| Achromatopsia (no color) | #404040 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #513D07
#513D07
oklch(37.2% 0.072 86.2)
- #2E3F66
#2E3F66
oklch(37.3% 0.071 265.3)
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 #513D07, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.041
- Dark Olive #373E02 ΔE 0.048
- Green Brown #544E03 ΔE 0.053
- Charcoal Grey #3C4142 ΔE 0.076
- Pakistan Green #283618 ΔE 0.078
- Navy Green #35530A ΔE 0.078
- Olive Brown #645403 ΔE 0.080
- Chestnut #742802 ΔE 0.083
Use #513D07 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.