#531811
Closest named color: Chocolate Brown (#411900). oklch(30.4% 0.089 29.9), rgb(83, 24, 17).
Aa
White text reads best on this color (13.93:1).
About this color
#531811 is a dark, moderately saturated red. In OKLCH its lightness is 30%, its chroma 0.089 and its hue 30°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.047 away. White text reads best on it, at 13.93:1.
| Hue family | Reds |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.089) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.50:1 |
| White text | 13.93:1 |
Values
| HEX | #531811 |
| RGB | rgb(83, 24, 17) |
| HSL | hsl(6, 66%, 20%) |
| OKLCH | oklch(30.4% 0.089 29.9) |
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 #531811 | 13.93:1 | AAA | Lc -103.1 | Preferred for body text |
| Black text on #531811 | 1.50:1 | Fails | Lc 0.0 | Not readable |
| #531811 text on white | 13.93:1 | AAA | Lc 99.9 | Preferred for body text |
| #531811 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
#FFF2F0
oklch(97.1% 0.014 28)
-
Step 100
100
#FEE3DE
oklch(93.6% 0.031 30.2)
-
Step 200
200
#FECBC2
oklch(88.4% 0.06 29.9)
-
Step 300
300
#FEA698
oklch(80.9% 0.107 29.5)
-
Step 400
400
#F8715E
oklch(70.7% 0.169 30)
-
Step 500
500
#F03E2D
oklch(63.1% 0.217 29.8)
-
Step 600
600
#D70E00
oklch(55.5% 0.223 29.9)
-
Step 700
700
#B60A00
oklch(49% 0.197 29.9)
-
Step 800
800
#970600
oklch(42.7% 0.172 29.8)
-
Step 900
900
#7C1108
oklch(37.8% 0.142 29.9)
-
Step 950
950 (this color)
#531811
oklch(30.4% 0.089 29.9)
#531811 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) | #282410 | 0.095 |
| Deuteranopia (no green cones) | #37310F | 0.086 |
| Tritanopia (no blue cones) | #5C0817 | 0.031 |
| Achromatopsia (no color) | #2C2C2C | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #531811
#531811
oklch(30.4% 0.089 29.9)
- #00363D
#00363D
oklch(30.5% 0.052 208.8)
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 #531811, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.047
- Mahogany #4A0100 ΔE 0.048
- Claret #680018 ΔE 0.052
- Burgundy #610023 ΔE 0.053
- Reddy Brown #6E1005 ΔE 0.059
- Deep Brown #410200 ΔE 0.066
- Dark Brown #341C02 ΔE 0.074
- Blood #770001 ΔE 0.078
Use #531811 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.