#512015
Closest named color: Chocolate Brown (#411900). oklch(31.3% 0.077 34.1), rgb(81, 32, 21).
Aa
White text reads best on this color (13.39:1).
About this color
#512015 is a dark, moderately saturated red. In OKLCH its lightness is 31%, its chroma 0.077 and its hue 34°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.048 away. White text reads best on it, at 13.39:1.
| Hue family | Reds |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.077) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.56:1 |
| White text | 13.39:1 |
Values
| HEX | #512015 |
| RGB | rgb(81, 32, 21) |
| HSL | hsl(11, 59%, 20%) |
| OKLCH | oklch(31.3% 0.077 34.1) |
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 #512015 | 13.39:1 | AAA | Lc -102.6 | Preferred for body text |
| Black text on #512015 | 1.56:1 | Fails | Lc 0.0 | Not readable |
| #512015 text on white | 13.39:1 | AAA | Lc 99.4 | Preferred for body text |
| #512015 text on black | 1.56:1 | 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 950.
-
Step 50
50
#FDF3F0
oklch(97.1% 0.012 37.4)
-
Step 100
100
#FBE4DE
oklch(93.6% 0.027 35)
-
Step 200
200
#F8CEC4
oklch(88.5% 0.05 33.6)
-
Step 300
300
#F5AC9A
oklch(81% 0.09 34.4)
-
Step 400
400
#EC7B62
oklch(70.6% 0.145 33.7)
-
Step 500
500
#E35333
oklch(63.1% 0.185 34)
-
Step 600
600
#CE2F00
oklch(55.6% 0.2 34)
-
Step 700
700
#AE2700
oklch(49.1% 0.176 34.2)
-
Step 800
800
#901E00
oklch(42.7% 0.153 34)
-
Step 900
900
#74200D
oklch(37.6% 0.121 33.9)
-
Step 950
950 (this color)
#512015
oklch(31.3% 0.077 34.1)
#512015 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) | #2D2814 | 0.077 |
| Deuteranopia (no green cones) | #393314 | 0.071 |
| Tritanopia (no blue cones) | #59161E | 0.032 |
| Achromatopsia (no color) | #2F2F2F | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #512015
#512015
oklch(31.3% 0.077 34.1)
- #003842
#003842
oklch(31.3% 0.055 213.9)
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 #512015, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.048
- Mahogany #4A0100 ΔE 0.062
- Claret #680018 ΔE 0.063
- Reddy Brown #6E1005 ΔE 0.063
- Burgundy #610023 ΔE 0.065
- Dark Brown #341C02 ΔE 0.072
- Deep Brown #410200 ΔE 0.078
- Blood #770001 ΔE 0.083
Use #512015 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.