#513620
Closest named color: Charcoal Grey (#3C4142). oklch(35.9% 0.052 59.3), rgb(81, 54, 32).
Aa
White text reads best on this color (11.06:1).
About this color
#513620 is a dark, muted brown. In OKLCH its lightness is 36%, its chroma 0.052 and its hue 59°. Its hue sits on the warm side of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.059 away. White text reads best on it, at 11.06:1.
| Hue family | Browns |
| Lightness | dark (36%) |
| Chroma | muted (0.052) |
| Temperature | warm |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.89:1 |
| White text | 11.06:1 |
Values
| HEX | #513620 |
| RGB | rgb(81, 54, 32) |
| HSL | hsl(27, 43%, 22%) |
| OKLCH | oklch(35.9% 0.052 59.3) |
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 #513620 | 11.06:1 | AAA | Lc -99.3 | Preferred for body text |
| Black text on #513620 | 1.89:1 | Fails | Lc 8.4 | Not readable |
| #513620 text on white | 11.06:1 | AAA | Lc 95.5 | Preferred for body text |
| #513620 text on black | 1.89:1 | 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
#F8F5F2
oklch(97.2% 0.005 67.8)
-
Step 100
100
#F0E8E3
oklch(93.6% 0.011 54.5)
-
Step 200
200
#E4D6CB
oklch(88.4% 0.022 60.7)
-
Step 300
300
#D4BBA8
oklch(80.8% 0.039 59.4)
-
Step 400
400
#BE987A
oklch(70.7% 0.062 59.8)
-
Step 500
500
#AD7E58
oklch(63.1% 0.079 59.7)
-
Step 600
600
#99663D
oklch(55.6% 0.087 58.5)
-
Step 700
700
#82552F
oklch(49.1% 0.08 59.5)
-
Step 800
800
#6A4628
oklch(42.8% 0.066 59.5)
-
Step 900
900 (this color)
#513620
oklch(35.9% 0.052 59.3)
-
Step 950
950
#322316
oklch(27.1% 0.032 61.8)
#513620 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) | #3E381E | 0.037 |
| Deuteranopia (no green cones) | #453E20 | 0.032 |
| Tritanopia (no blue cones) | #583031 | 0.039 |
| Achromatopsia (no color) | #3C3C3C | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #513620
#513620
oklch(35.9% 0.052 59.3)
- #214055
#214055
oklch(35.7% 0.052 240)
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 #513620, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.059
- Mud Brown #60460F ΔE 0.064
- Purple Brown #673A3F ΔE 0.066
- Onyx #343A40 ΔE 0.066
- Dark Olive #373E02 ΔE 0.068
- Chestnut #742802 ΔE 0.073
- Pakistan Green #283618 ΔE 0.076
- Green Brown #544E03 ΔE 0.085
Use #513620 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.