#4B2B33
Closest named color: Onyx (#343A40). oklch(33.2% 0.049 3.9), rgb(75, 43, 51).
Aa
White text reads best on this color (12.40:1).
About this color
#4B2B33 is a dark, muted red. In OKLCH its lightness is 33%, its chroma 0.049 and its hue 4°. Its hue sits on the warm side of the wheel. The nearest named color is Onyx (#343A40), ΔE 0.057 away. White text reads best on it, at 12.40:1.
| Hue family | Reds |
| Lightness | dark (33%) |
| Chroma | muted (0.049) |
| Temperature | warm |
| Nearest name | Onyx (#343A40) |
| Black text | 1.69:1 |
| White text | 12.40:1 |
Values
| HEX | #4B2B33 |
| RGB | rgb(75, 43, 51) |
| HSL | hsl(345, 27%, 23%) |
| OKLCH | oklch(33.2% 0.049 3.9) |
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 #4B2B33 | 12.40:1 | AAA | Lc -101.5 | Preferred for body text |
| Black text on #4B2B33 | 1.69:1 | Fails | Lc 0.0 | Not readable |
| #4B2B33 text on white | 12.40:1 | AAA | Lc 98.1 | Preferred for body text |
| #4B2B33 text on black | 1.69:1 | 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
#F9F4F5
oklch(97.1% 0.006 3.3)
-
Step 100
100
#F1E7E9
oklch(93.6% 0.011 3.5)
-
Step 200
200
#E6D4D7
oklch(88.5% 0.02 6)
-
Step 300
300
#D6B7BE
oklch(80.8% 0.037 2.7)
-
Step 400
400
#C1929C
oklch(70.7% 0.058 4.5)
-
Step 500
500
#B07684
oklch(63% 0.075 3.7)
-
Step 600
600
#9B5F6E
oklch(55.6% 0.08 3.8)
-
Step 700
700
#854E5C
oklch(49.2% 0.076 3.8)
-
Step 800
800
#6C404B
oklch(42.7% 0.063 3.9)
-
Step 900
900 (this color)
#4B2B33
oklch(33.2% 0.049 3.9)
-
Step 950
950
#332025
oklch(26.9% 0.03 2.1)
#4B2B33 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) | #303133 | 0.053 |
| Deuteranopia (no green cones) | #383632 | 0.048 |
| Tritanopia (no blue cones) | #50292E | 0.013 |
| Achromatopsia (no color) | #343434 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B2B33
#4B2B33
oklch(33.2% 0.049 3.9)
- #123E39
#123E39
oklch(33.2% 0.048 184.7)
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 #4B2B33, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.057
- Space Cadet #2B2D42 ΔE 0.065
- Gunmetal #293241 ΔE 0.065
- Charcoal Grey #3C4142 ΔE 0.067
- Purple Brown #673A3F ΔE 0.075
- Burgundy #610023 ΔE 0.080
- Chocolate Brown #411900 ΔE 0.081
- Dark Blue Grey #1F3B4D ΔE 0.085
Use #4B2B33 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.