#51291D
Closest named color: Chocolate Brown (#411900). oklch(33.1% 0.063 37.5), rgb(81, 41, 29).
Aa
White text reads best on this color (12.46:1).
About this color
#51291D is a dark, muted red. In OKLCH its lightness is 33%, its chroma 0.063 and its hue 38°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.064 away. White text reads best on it, at 12.46:1.
| Hue family | Reds |
| Lightness | dark (33%) |
| Chroma | muted (0.063) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.68:1 |
| White text | 12.46:1 |
Values
| HEX | #51291D |
| RGB | rgb(81, 41, 29) |
| HSL | hsl(14, 47%, 22%) |
| OKLCH | oklch(33.1% 0.063 37.5) |
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 #51291D | 12.46:1 | AAA | Lc -101.5 | Preferred for body text |
| Black text on #51291D | 1.68:1 | Fails | Lc 0.0 | Not readable |
| #51291D text on white | 12.46:1 | AAA | Lc 98.1 | Preferred for body text |
| #51291D text on black | 1.68:1 | 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
#EAD4CD
oklch(88.6% 0.026 38.5)
-
Step 300
300
#DDB7AB
oklch(81% 0.047 38.3)
-
Step 400
400
#CB907F
oklch(70.7% 0.076 36.7)
-
Step 500
500
#BC745E
oklch(63.1% 0.097 37.8)
-
Step 600
600
#A75B45
oklch(55.5% 0.105 37)
-
Step 700
700
#8F4B36
oklch(49.1% 0.098 37.9)
-
Step 800
800
#743E2D
oklch(42.7% 0.081 38.2)
-
Step 900
900 (this color)
#51291D
oklch(33.1% 0.063 37.5)
-
Step 950
950
#371F18
oklch(26.9% 0.04 37)
#51291D 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) | #332F1C | 0.061 |
| Deuteranopia (no green cones) | #3D371C | 0.056 |
| Tritanopia (no blue cones) | #592226 | 0.030 |
| Achromatopsia (no color) | #343434 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51291D
#51291D
oklch(33.1% 0.063 37.5)
- #003D4A
#003D4A
oklch(33.2% 0.06 217.5)
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 #51291D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.064
- Reddy Brown #6E1005 ΔE 0.069
- Claret #680018 ΔE 0.074
- Chestnut #742802 ΔE 0.076
- Onyx #343A40 ΔE 0.076
- Burgundy #610023 ΔE 0.078
- Purple Brown #673A3F ΔE 0.079
- Charcoal Grey #3C4142 ΔE 0.081
Use #51291D 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.