#3D231B
Closest named color: Chocolate Brown (#411900). oklch(28.8% 0.043 37.9), rgb(61, 35, 27).
Aa
White text reads best on this color (14.43:1).
About this color
#3D231B is a dark, muted red. In OKLCH its lightness is 29%, its chroma 0.043 and its hue 38°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.036 away. White text reads best on it, at 14.43:1.
| Hue family | Reds |
| Lightness | dark (29%) |
| Chroma | muted (0.043) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.45:1 |
| White text | 14.43:1 |
Values
| HEX | #3D231B |
| RGB | rgb(61, 35, 27) |
| HSL | hsl(14, 39%, 17%) |
| OKLCH | oklch(28.8% 0.043 37.9) |
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 #3D231B | 14.43:1 | AAA | Lc -104.0 | Preferred for body text |
| Black text on #3D231B | 1.45:1 | Fails | Lc 0.0 | Not readable |
| #3D231B text on white | 14.43:1 | AAA | Lc 101.1 | Preferred for body text |
| #3D231B text on black | 1.45:1 | 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
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F3E7E3
oklch(93.6% 0.014 39.4)
-
Step 200
200
#EBD3CC
oklch(88.5% 0.029 36.9)
-
Step 300
300
#DFB6A9
oklch(80.9% 0.051 38.3)
-
Step 400
400
#CD8F7C
oklch(70.6% 0.081 37.8)
-
Step 500
500
#BF725B
oklch(63.1% 0.104 37.4)
-
Step 600
600
#AA5941
oklch(55.5% 0.112 37.3)
-
Step 700
700
#924932
oklch(49.2% 0.105 38.2)
-
Step 800
800
#763C2A
oklch(42.6% 0.086 38)
-
Step 900
900
#603426
oklch(37.7% 0.068 38.4)
-
Step 950
950 (this color)
#3D231B
oklch(28.8% 0.043 37.9)
#3D231B 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) | #29261A | 0.041 |
| Deuteranopia (no green cones) | #302C1B | 0.037 |
| Tritanopia (no blue cones) | #431F21 | 0.022 |
| Achromatopsia (no color) | #2A2A2A | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D231B
#3D231B
oklch(28.8% 0.043 37.9)
- #0C3039
#0C3039
oklch(28.8% 0.043 217.6)
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 #3D231B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.036
- Dark Brown #341C02 ΔE 0.042
- Jet #212529 ΔE 0.057
- Mahogany #4A0100 ΔE 0.069
- Space Cadet #2B2D42 ΔE 0.071
- Deep Brown #410200 ΔE 0.072
- Dark #1B2431 ΔE 0.073
- Pakistan Green #283618 ΔE 0.073
Use #3D231B 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.