#512203
Closest named color: Chocolate Brown (#411900). oklch(31.5% 0.081 48.8), rgb(81, 34, 3).
Aa
White text reads best on this color (13.29:1).
About this color
#512203 is a dark, moderately saturated brown. In OKLCH its lightness is 31%, its chroma 0.081 and its hue 49°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.046 away. White text reads best on it, at 13.29:1.
| Hue family | Browns |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.081) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.57:1 |
| White text | 13.29:1 |
Values
| HEX | #512203 |
| RGB | rgb(81, 34, 3) |
| HSL | hsl(24, 93%, 16%) |
| OKLCH | oklch(31.5% 0.081 48.8) |
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 #512203 | 13.29:1 | AAA | Lc -102.5 | Preferred for body text |
| Black text on #512203 | 1.57:1 | Fails | Lc 0.0 | Not readable |
| #512203 text on white | 13.29:1 | AAA | Lc 99.2 | Preferred for body text |
| #512203 text on black | 1.57:1 | 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
#FDF3EE
oklch(97.1% 0.013 48.6)
-
Step 100
100
#FAE5DA
oklch(93.6% 0.027 49.6)
-
Step 200
200
#F8CFBB
oklch(88.4% 0.054 47.5)
-
Step 300
300
#F4AE89
oklch(80.9% 0.096 48.8)
-
Step 400
400
#EB7F3F
oklch(70.6% 0.154 48.8)
-
Step 500
500
#D86200
oklch(63.2% 0.17 48.6)
-
Step 600
600
#B65200
oklch(55.7% 0.149 48.9)
-
Step 700
700
#9A4400
oklch(49.2% 0.132 48.7)
-
Step 800
800
#7F3700
oklch(42.8% 0.115 48.9)
-
Step 900
900
#6B2D00
oklch(37.8% 0.102 48.7)
-
Step 950
950 (this color)
#512203
oklch(31.5% 0.081 48.8)
#512203 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) | #302900 | 0.072 |
| Deuteranopia (no green cones) | #3B3402 | 0.066 |
| Tritanopia (no blue cones) | #5A171C | 0.046 |
| Achromatopsia (no color) | #303030 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #512203
#512203
oklch(31.5% 0.081 48.8)
- #00374A
#00374A
oklch(31.5% 0.062 228.3)
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 #512203, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.046
- Reddy Brown #6E1005 ΔE 0.066
- Mahogany #4A0100 ΔE 0.069
- Dark Brown #341C02 ΔE 0.069
- Claret #680018 ΔE 0.074
- Chestnut #742802 ΔE 0.080
- Burgundy #610023 ΔE 0.081
- Deep Brown #410200 ΔE 0.083
Use #512203 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.