#513709
Closest named color: Dark Olive (#373E02). oklch(35.8% 0.069 76.3), rgb(81, 55, 9).
Aa
White text reads best on this color (11.05:1).
About this color
#513709 is a dark, muted brown. In OKLCH its lightness is 36%, its chroma 0.069 and its hue 76°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.053 away. White text reads best on it, at 11.05:1.
| Hue family | Browns |
| Lightness | dark (36%) |
| Chroma | muted (0.069) |
| Temperature | warm |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.90:1 |
| White text | 11.05:1 |
Values
| HEX | #513709 |
| RGB | rgb(81, 55, 9) |
| HSL | hsl(38, 80%, 18%) |
| OKLCH | oklch(35.8% 0.069 76.3) |
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 #513709 | 11.05:1 | AAA | Lc -99.2 | Preferred for body text |
| Black text on #513709 | 1.90:1 | Fails | Lc 8.5 | Not readable |
| #513709 text on white | 11.05:1 | AAA | Lc 95.4 | Preferred for body text |
| #513709 text on black | 1.90:1 | Fails | Lc 0.0 | 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
#F0E9DF
oklch(93.7% 0.015 77.1)
-
Step 200
200
#E4D7C5
oklch(88.5% 0.028 76.2)
-
Step 300
300
#D4BD9C
oklch(80.9% 0.052 76.8)
-
Step 400
400
#BE9A64
oklch(70.7% 0.083 76.9)
-
Step 500
500
#AE8037
oklch(63.1% 0.106 76.1)
-
Step 600
600
#996806
oklch(55.5% 0.115 75.9)
-
Step 700
700
#815700
oklch(49% 0.103 76.4)
-
Step 800
800
#6A4702
oklch(42.7% 0.089 76.3)
-
Step 900
900 (this color)
#513709
oklch(35.8% 0.069 76.3)
-
Step 950
950
#33230B
oklch(27% 0.044 74.9)
#513709 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) | #413802 | 0.033 |
| Deuteranopia (no green cones) | #473E0B | 0.027 |
| Tritanopia (no blue cones) | #59302E | 0.058 |
| Achromatopsia (no color) | #3C3C3C | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #513709
#513709
oklch(35.8% 0.069 76.3)
- #233D60
#233D60
oklch(35.7% 0.069 256.3)
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 #513709, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.053
- Mud Brown #60460F ΔE 0.055
- Green Brown #544E03 ΔE 0.072
- Pakistan Green #283618 ΔE 0.073
- Charcoal Grey #3C4142 ΔE 0.075
- Chestnut #742802 ΔE 0.076
- Onyx #343A40 ΔE 0.083
- Purple Brown #673A3F ΔE 0.084
Use #513709 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.