#513F35
Closest named color: Charcoal Grey (#3C4142). oklch(38.4% 0.03 50.5), rgb(81, 63, 53).
Aa
White text reads best on this color (9.94:1).
About this color
#513F35 is a dark, muted brown. In OKLCH its lightness is 38%, its chroma 0.030 and its hue 51°. Its hue sits on the warm side of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.039 away. White text reads best on it, at 9.94:1.
| Hue family | Browns |
| Lightness | dark (38%) |
| Chroma | muted (0.030) |
| Temperature | warm |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.11:1 |
| White text | 9.94:1 |
Values
| HEX | #513F35 |
| RGB | rgb(81, 63, 53) |
| HSL | hsl(21, 21%, 26%) |
| OKLCH | oklch(38.4% 0.03 50.5) |
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 #513F35 | 9.94:1 | AAA | Lc -97.2 | Preferred for body text |
| Black text on #513F35 | 2.11:1 | Fails | Lc 10.9 | Not readable |
| #513F35 text on white | 9.94:1 | AAA | Lc 93.1 | Preferred for body text |
| #513F35 text on black | 2.11:1 | Fails | Lc -9.4 | 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
#F7F5F4
oklch(97.1% 0.003 48.7)
-
Step 100
100
#EEE9E6
oklch(93.7% 0.007 53.4)
-
Step 200
200
#E0D7D2
oklch(88.5% 0.012 51.3)
-
Step 300
300
#CDBDB4
oklch(80.9% 0.022 51.5)
-
Step 400
400
#B49B8D
oklch(70.8% 0.036 51.1)
-
Step 500
500
#A18271
oklch(63.1% 0.046 50.3)
-
Step 600
600
#8C6B59
oklch(55.6% 0.05 49.9)
-
Step 700
700
#775949
oklch(49.1% 0.047 49.3)
-
Step 800
800
#61493C
oklch(42.7% 0.039 49.7)
-
Step 900
900 (this color)
#513F35
oklch(38.4% 0.03 50.5)
-
Step 950
950
#2E241E
oklch(27% 0.019 52.6)
#513F35 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) | #444034 | 0.024 |
| Deuteranopia (no green cones) | #484435 | 0.021 |
| Tritanopia (no blue cones) | #563C3C | 0.019 |
| Achromatopsia (no color) | #434343 | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #513F35
#513F35
oklch(38.4% 0.03 50.5)
- #334751
#334751
oklch(38.5% 0.03 230.1)
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 #513F35, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.039
- Purple Brown #673A3F ΔE 0.049
- Onyx #343A40 ΔE 0.058
- Mud Brown #60460F ΔE 0.060
- Dark Slate Gray #2F4F4F ΔE 0.068
- Charcoal #264653 ΔE 0.074
- Green Brown #544E03 ΔE 0.080
- Dark Grey Blue #29465B ΔE 0.080
Use #513F35 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.