#51271B
Closest named color: Chocolate Brown (#411900). oklch(32.7% 0.066 36.8), rgb(81, 39, 27).
Aa
White text reads best on this color (12.68:1).
About this color
#51271B is a dark, muted red. In OKLCH its lightness is 33%, its chroma 0.066 and its hue 37°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.060 away. White text reads best on it, at 12.68:1.
| Hue family | Reds |
| Lightness | dark (33%) |
| Chroma | muted (0.066) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.65:1 |
| White text | 12.68:1 |
Values
| HEX | #51271B |
| RGB | rgb(81, 39, 27) |
| HSL | hsl(13, 50%, 21%) |
| OKLCH | oklch(32.7% 0.066 36.8) |
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 #51271B | 12.68:1 | AAA | Lc -101.8 | Preferred for body text |
| Black text on #51271B | 1.65:1 | Fails | Lc 0.0 | Not readable |
| #51271B text on white | 12.68:1 | AAA | Lc 98.4 | Preferred for body text |
| #51271B 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
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F3E7E3
oklch(93.6% 0.014 39.4)
-
Step 200
200
#EBD3CD
oklch(88.5% 0.028 34.3)
-
Step 300
300
#DEB6AA
oklch(80.8% 0.05 37.3)
-
Step 400
400
#CD8F7D
oklch(70.7% 0.08 36.9)
-
Step 500
500
#BE725D
oklch(63% 0.102 36.3)
-
Step 600
600
#AA5A43
oklch(55.7% 0.111 36.9)
-
Step 700
700
#914935
oklch(49.1% 0.102 36.4)
-
Step 800
800
#763C2C
oklch(42.6% 0.086 36.3)
-
Step 900
900 (this color)
#51271B
oklch(32.7% 0.066 36.8)
-
Step 950
950
#381F17
oklch(27% 0.042 38.5)
#51271B 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) | #322D1A | 0.064 |
| Deuteranopia (no green cones) | #3C361A | 0.059 |
| Tritanopia (no blue cones) | #591F24 | 0.031 |
| Achromatopsia (no color) | #333333 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51271B
#51271B
oklch(32.7% 0.066 36.8)
- #003C48
#003C48
oklch(32.8% 0.058 216.2)
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 #51271B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.060
- Reddy Brown #6E1005 ΔE 0.067
- Claret #680018 ΔE 0.071
- Burgundy #610023 ΔE 0.074
- Chestnut #742802 ΔE 0.077
- Mahogany #4A0100 ΔE 0.080
- Dark Brown #341C02 ΔE 0.080
- Onyx #343A40 ΔE 0.080
Use #51271B 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.