#4B2D2B
Closest named color: Onyx (#343A40). oklch(33.4% 0.045 23.9), rgb(75, 45, 43).
Aa
White text reads best on this color (12.28:1).
About this color
#4B2D2B is a dark, muted red. In OKLCH its lightness is 33%, its chroma 0.045 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Onyx (#343A40), ΔE 0.056 away. White text reads best on it, at 12.28:1.
| Hue family | Reds |
| Lightness | dark (33%) |
| Chroma | muted (0.045) |
| Temperature | warm |
| Nearest name | Onyx (#343A40) |
| Black text | 1.70:1 |
| White text | 12.28:1 |
Values
| HEX | #4B2D2B |
| RGB | rgb(75, 45, 43) |
| HSL | hsl(4, 27%, 23%) |
| OKLCH | oklch(33.4% 0.045 23.9) |
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 #4B2D2B | 12.28:1 | AAA | Lc -101.4 | Preferred for body text |
| Black text on #4B2D2B | 1.70:1 | Fails | Lc 0.0 | Not readable |
| #4B2D2B text on white | 12.28:1 | AAA | Lc 97.9 | Preferred for body text |
| #4B2D2B text on black | 1.70:1 | 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 900.
-
Step 50
50
#F8F4F4
oklch(97% 0.004 17.2)
-
Step 100
100
#F0E7E7
oklch(93.5% 0.01 17.3)
-
Step 200
200
#E5D5D3
oklch(88.5% 0.018 26.1)
-
Step 300
300
#D6B9B6
oklch(81% 0.034 24.9)
-
Step 400
400
#C09490
oklch(70.7% 0.054 24.5)
-
Step 500
500
#AF7975
oklch(63% 0.068 23.9)
-
Step 600
600
#9A625E
oklch(55.6% 0.074 24.2)
-
Step 700
700
#84514D
oklch(49.2% 0.069 24.7)
-
Step 800
800
#6B4240
oklch(42.6% 0.058 22.8)
-
Step 900
900 (this color)
#4B2D2B
oklch(33.4% 0.045 23.9)
-
Step 950
950
#332120
oklch(27% 0.028 22.7)
#4B2D2B 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) | #33312B | 0.047 |
| Deuteranopia (no green cones) | #3A372B | 0.043 |
| Tritanopia (no blue cones) | #51292D | 0.017 |
| Achromatopsia (no color) | #353535 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B2D2B
#4B2D2B
oklch(33.4% 0.045 23.9)
- #153D41
#153D41
oklch(33.4% 0.045 204.3)
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 #4B2D2B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.056
- Charcoal Grey #3C4142 ΔE 0.064
- Gunmetal #293241 ΔE 0.069
- Space Cadet #2B2D42 ΔE 0.071
- Chocolate Brown #411900 ΔE 0.074
- Purple Brown #673A3F ΔE 0.075
- Pakistan Green #283618 ΔE 0.081
- Burgundy #610023 ΔE 0.085
Use #4B2D2B 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.