#512C09
Closest named color: Chocolate Brown (#411900). oklch(33.5% 0.071 58.8), rgb(81, 44, 9).
Aa
White text reads best on this color (12.25:1).
About this color
#512C09 is a dark, moderately saturated brown. In OKLCH its lightness is 33%, its chroma 0.071 and its hue 59°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.066 away. White text reads best on it, at 12.25:1.
| Hue family | Browns |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.071) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.71:1 |
| White text | 12.25:1 |
Values
| HEX | #512C09 |
| RGB | rgb(81, 44, 9) |
| HSL | hsl(29, 80%, 18%) |
| OKLCH | oklch(33.5% 0.071 58.8) |
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 #512C09 | 12.25:1 | AAA | Lc -101.2 | Preferred for body text |
| Black text on #512C09 | 1.71:1 | Fails | Lc 0.0 | Not readable |
| #512C09 text on white | 12.25:1 | AAA | Lc 97.7 | Preferred for body text |
| #512C09 text on black | 1.71:1 | 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
#F9F4F1
oklch(97% 0.007 53.4)
-
Step 100
100
#F2E8E0
oklch(93.7% 0.015 61.3)
-
Step 200
200
#E9D5C6
oklch(88.5% 0.03 59.3)
-
Step 300
300
#DCB99F
oklch(81% 0.054 58.5)
-
Step 400
400
#C9946A
oklch(70.8% 0.086 59.2)
-
Step 500
500
#BA7840
oklch(63.1% 0.11 59.1)
-
Step 600
600
#A55F1D
oklch(55.5% 0.119 58.6)
-
Step 700
700
#8E4E0E
oklch(49.1% 0.111 58.2)
-
Step 800
800
#734111
oklch(42.8% 0.091 59.1)
-
Step 900
900 (this color)
#512C09
oklch(33.5% 0.071 58.8)
-
Step 950
950
#37210E
oklch(27.1% 0.046 59.8)
#512C09 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) | #373004 | 0.054 |
| Deuteranopia (no green cones) | #403809 | 0.047 |
| Tritanopia (no blue cones) | #592425 | 0.049 |
| Achromatopsia (no color) | #353535 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #512C09
#512C09
oklch(33.5% 0.071 58.8)
- #053B57
#053B57
oklch(33.5% 0.071 238.4)
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 #512C09, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.066
- Chestnut #742802 ΔE 0.073
- Dark Olive #373E02 ΔE 0.073
- Reddy Brown #6E1005 ΔE 0.075
- Pakistan Green #283618 ΔE 0.077
- Dark Brown #341C02 ΔE 0.083
- Mud Brown #60460F ΔE 0.083
- Onyx #343A40 ΔE 0.085
Use #512C09 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.