#4B2F33
Closest named color: Onyx (#343A40). oklch(34% 0.041 10.1), rgb(75, 47, 51).
Aa
White text reads best on this color (11.97:1).
About this color
#4B2F33 is a dark, muted red. In OKLCH its lightness is 34%, its chroma 0.041 and its hue 10°. Its hue sits on the warm side of the wheel. The nearest named color is Onyx (#343A40), ΔE 0.050 away. White text reads best on it, at 11.97:1.
| Hue family | Reds |
| Lightness | dark (34%) |
| Chroma | muted (0.041) |
| Temperature | warm |
| Nearest name | Onyx (#343A40) |
| Black text | 1.75:1 |
| White text | 11.97:1 |
Values
| HEX | #4B2F33 |
| RGB | rgb(75, 47, 51) |
| HSL | hsl(351, 23%, 24%) |
| OKLCH | oklch(34% 0.041 10.1) |
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 #4B2F33 | 11.97:1 | AAA | Lc -100.9 | Preferred for body text |
| Black text on #4B2F33 | 1.75:1 | Fails | Lc 0.0 | Not readable |
| #4B2F33 text on white | 11.97:1 | AAA | Lc 97.3 | Preferred for body text |
| #4B2F33 text on black | 1.75:1 | 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
#F8F4F5
oklch(97.1% 0.004 360)
-
Step 100
100
#F0E7E8
oklch(93.5% 0.01 9.5)
-
Step 200
200
#E4D5D6
oklch(88.5% 0.017 12.8)
-
Step 300
300
#D4B9BC
oklch(81% 0.031 10.2)
-
Step 400
400
#BD9499
oklch(70.6% 0.05 10.2)
-
Step 500
500
#AC7A80
oklch(63.1% 0.063 11.1)
-
Step 600
600
#97626A
oklch(55.6% 0.07 9.7)
-
Step 700
700
#815158
oklch(49.1% 0.065 10.2)
-
Step 800
800
#694348
oklch(42.8% 0.053 10.9)
-
Step 900
900 (this color)
#4B2F33
oklch(34% 0.041 10.1)
-
Step 950
950
#322123
oklch(27% 0.026 11.2)
#4B2F33 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) | #343333 | 0.044 |
| Deuteranopia (no green cones) | #3A3932 | 0.043 |
| Tritanopia (no blue cones) | #502D30 | 0.011 |
| Achromatopsia (no color) | #373737 | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B2F33
#4B2F33
oklch(34% 0.041 10.1)
- #1B3F3D
#1B3F3D
oklch(34% 0.042 190.6)
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 #4B2F33, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.050
- Charcoal Grey #3C4142 ΔE 0.057
- Gunmetal #293241 ΔE 0.064
- Space Cadet #2B2D42 ΔE 0.067
- Purple Brown #673A3F ΔE 0.069
- Dark Blue Grey #1F3B4D ΔE 0.080
- Chocolate Brown #411900 ΔE 0.085
- Pakistan Green #283618 ΔE 0.087
Use #4B2F33 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.