#513613
Closest named color: Dark Olive (#373E02). oklch(35.7% 0.062 70.2), rgb(81, 54, 19).
Aa
White text reads best on this color (11.12:1).
About this color
#513613 is a dark, muted brown. In OKLCH its lightness is 36%, its chroma 0.062 and its hue 70°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.058 away. White text reads best on it, at 11.12:1.
| Hue family | Browns |
| Lightness | dark (36%) |
| Chroma | muted (0.062) |
| Temperature | warm |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.88:1 |
| White text | 11.12:1 |
Values
| HEX | #513613 |
| RGB | rgb(81, 54, 19) |
| HSL | hsl(34, 62%, 20%) |
| OKLCH | oklch(35.7% 0.062 70.2) |
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 #513613 | 11.12:1 | AAA | Lc -99.4 | Preferred for body text |
| Black text on #513613 | 1.88:1 | Fails | Lc 8.3 | Not readable |
| #513613 text on white | 11.12:1 | AAA | Lc 95.6 | Preferred for body text |
| #513613 text on black | 1.88:1 | 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
#F8F5F1
oklch(97.1% 0.006 75.4)
-
Step 100
100
#F0E8E0
oklch(93.5% 0.014 67.7)
-
Step 200
200
#E5D7C7
oklch(88.6% 0.027 71.2)
-
Step 300
300
#D5BCA0
oklch(80.9% 0.048 70.2)
-
Step 400
400
#BF996D
oklch(70.8% 0.075 70.2)
-
Step 500
500
#AE7F44
oklch(63.1% 0.096 70.8)
-
Step 600
600
#9A6723
oklch(55.6% 0.104 69.8)
-
Step 700
700
#835615
oklch(49.2% 0.097 70.7)
-
Step 800
800
#6B4615
oklch(42.7% 0.081 69.5)
-
Step 900
900 (this color)
#513613
oklch(35.7% 0.062 70.2)
-
Step 950
950
#332310
oklch(27.1% 0.039 69.6)
#513613 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) | #3F380F | 0.036 |
| Deuteranopia (no green cones) | #463E14 | 0.031 |
| Tritanopia (no blue cones) | #592F2F | 0.052 |
| Achromatopsia (no color) | #3B3B3B | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #513613
#513613
oklch(35.7% 0.062 70.2)
- #213E5C
#213E5C
oklch(35.6% 0.063 250.7)
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 #513613, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.058
- Mud Brown #60460F ΔE 0.059
- Charcoal Grey #3C4142 ΔE 0.069
- Pakistan Green #283618 ΔE 0.073
- Chestnut #742802 ΔE 0.074
- Onyx #343A40 ΔE 0.077
- Purple Brown #673A3F ΔE 0.077
- Green Brown #544E03 ΔE 0.078
Use #513613 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.