#511A0E
Closest named color: Chocolate Brown (#411900). oklch(30.3% 0.085 33.9), rgb(81, 26, 14).
Aa
White text reads best on this color (13.96:1).
About this color
#511A0E is a dark, moderately saturated red. In OKLCH its lightness is 30%, its chroma 0.085 and its hue 34°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.041 away. White text reads best on it, at 13.96:1.
| Hue family | Reds |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.085) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.50:1 |
| White text | 13.96:1 |
Values
| HEX | #511A0E |
| RGB | rgb(81, 26, 14) |
| HSL | hsl(11, 71%, 19%) |
| OKLCH | oklch(30.3% 0.085 33.9) |
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 #511A0E | 13.96:1 | AAA | Lc -103.2 | Preferred for body text |
| Black text on #511A0E | 1.50:1 | Fails | Lc 0.0 | Not readable |
| #511A0E text on white | 13.96:1 | AAA | Lc 100.0 | Preferred for body text |
| #511A0E text on black | 1.50:1 | 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
#FEF2F0
oklch(97% 0.013 28.9)
-
Step 100
100
#FDE3DD
oklch(93.5% 0.03 33.1)
-
Step 200
200
#FCCDC1
oklch(88.6% 0.056 34.7)
-
Step 300
300
#FBA995
oklch(81% 0.102 34.3)
-
Step 400
400
#F47559
oklch(70.6% 0.162 33.8)
-
Step 500
500
#EC4722
oklch(63.1% 0.207 33.8)
-
Step 600
600
#CE2F00
oklch(55.6% 0.2 34)
-
Step 700
700
#AE2600
oklch(49% 0.177 33.9)
-
Step 800
800
#901E00
oklch(42.7% 0.153 34)
-
Step 900
900
#791801
oklch(37.7% 0.135 33.9)
-
Step 950
950 (this color)
#511A0E
oklch(30.3% 0.085 33.9)
#511A0E 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) | #29240C | 0.088 |
| Deuteranopia (no green cones) | #37310C | 0.081 |
| Tritanopia (no blue cones) | #5A0C18 | 0.034 |
| Achromatopsia (no color) | #2C2C2C | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #511A0E
#511A0E
oklch(30.3% 0.085 33.9)
- #00353F
#00353F
oklch(30.3% 0.053 214.6)
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 #511A0E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.041
- Mahogany #4A0100 ΔE 0.049
- Claret #680018 ΔE 0.059
- Burgundy #610023 ΔE 0.061
- Reddy Brown #6E1005 ΔE 0.063
- Deep Brown #410200 ΔE 0.065
- Dark Brown #341C02 ΔE 0.068
- Dark Maroon #3C0008 ΔE 0.080
Use #511A0E 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.