#51280D
Closest named color: Chocolate Brown (#411900). oklch(32.7% 0.072 50.7), rgb(81, 40, 13).
Aa
White text reads best on this color (12.65:1).
About this color
#51280D is a dark, moderately saturated brown. In OKLCH its lightness is 33%, its chroma 0.072 and its hue 51°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.057 away. White text reads best on it, at 12.65:1.
| Hue family | Browns |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.072) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.65:1 |
| White text | 12.65:1 |
Values
| HEX | #51280D |
| RGB | rgb(81, 40, 13) |
| HSL | hsl(24, 72%, 18%) |
| OKLCH | oklch(32.7% 0.072 50.7) |
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 #51280D | 12.65:1 | AAA | Lc -101.8 | Preferred for body text |
| Black text on #51280D | 1.65:1 | Fails | Lc 0.0 | Not readable |
| #51280D text on white | 12.65:1 | AAA | Lc 98.4 | Preferred for body text |
| #51280D text on black | 1.65:1 | 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
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F3E7E1
oklch(93.6% 0.015 48.6)
-
Step 200
200
#EAD4C8
oklch(88.5% 0.03 50.6)
-
Step 300
300
#DEB7A2
oklch(80.8% 0.054 49.9)
-
Step 400
400
#CD916F
oklch(70.8% 0.087 50.4)
-
Step 500
500
#BE7448
oklch(63% 0.111 50.4)
-
Step 600
600
#AA5C29
oklch(55.7% 0.12 50.8)
-
Step 700
700
#914B1B
oklch(49.1% 0.111 51)
-
Step 800
800
#763E19
oklch(42.7% 0.092 51)
-
Step 900
900 (this color)
#51280D
oklch(32.7% 0.072 50.7)
-
Step 950
950
#381F11
oklch(26.9% 0.046 49.2)
#51280D 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) | #342D0A | 0.061 |
| Deuteranopia (no green cones) | #3E360C | 0.054 |
| Tritanopia (no blue cones) | #591F22 | 0.044 |
| Achromatopsia (no color) | #333333 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51280D
#51280D
oklch(32.7% 0.072 50.7)
- #003A50
#003A50
oklch(32.7% 0.066 231.1)
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 #51280D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.057
- Reddy Brown #6E1005 ΔE 0.069
- Chestnut #742802 ΔE 0.075
- Dark Brown #341C02 ΔE 0.077
- Claret #680018 ΔE 0.080
- Pakistan Green #283618 ΔE 0.082
- Mahogany #4A0100 ΔE 0.082
- Dark Olive #373E02 ΔE 0.084
Use #51280D 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.