#4B2933
Closest named color: Onyx (#343A40). oklch(32.8% 0.052 1.4), rgb(75, 41, 51).
Aa
White text reads best on this color (12.61:1).
About this color
#4B2933 is a dark, muted red. In OKLCH its lightness is 33%, its chroma 0.052 and its hue 1°. Its hue sits on the warm side of the wheel. The nearest named color is Onyx (#343A40), ΔE 0.061 away. White text reads best on it, at 12.61:1.
| Hue family | Reds |
| Lightness | dark (33%) |
| Chroma | muted (0.052) |
| Temperature | warm |
| Nearest name | Onyx (#343A40) |
| Black text | 1.66:1 |
| White text | 12.61:1 |
Values
| HEX | #4B2933 |
| RGB | rgb(75, 41, 51) |
| HSL | hsl(342, 29%, 23%) |
| OKLCH | oklch(32.8% 0.052 1.4) |
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 #4B2933 | 12.61:1 | AAA | Lc -101.8 | Preferred for body text |
| Black text on #4B2933 | 1.66:1 | Fails | Lc 0.0 | Not readable |
| #4B2933 text on white | 12.61:1 | AAA | Lc 98.5 | Preferred for body text |
| #4B2933 text on black | 1.66:1 | 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
#E6D3D8
oklch(88.4% 0.022 359.7)
-
Step 300
300
#D8B7BF
oklch(81% 0.039 1.7)
-
Step 400
400
#C3919E
oklch(70.8% 0.063 1.6)
-
Step 500
500
#B27586
oklch(63.1% 0.08 1.5)
-
Step 600
600
#9D5D70
oklch(55.6% 0.087 1.2)
-
Step 700
700
#864C5D
oklch(49% 0.081 1.7)
-
Step 800
800
#6D3F4C
oklch(42.7% 0.066 2)
-
Step 900
900 (this color)
#4B2933
oklch(32.8% 0.052 1.4)
-
Step 950
950
#342025
oklch(27.1% 0.032 3.1)
#4B2933 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) | #2E2F33 | 0.057 |
| Deuteranopia (no green cones) | #363532 | 0.053 |
| Tritanopia (no blue cones) | #50272D | 0.014 |
| Achromatopsia (no color) | #333333 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B2933
#4B2933
oklch(32.8% 0.052 1.4)
- #0C3E37
#0C3E37
oklch(33% 0.053 181.5)
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 #4B2933, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.061
- Space Cadet #2B2D42 ΔE 0.065
- Gunmetal #293241 ΔE 0.066
- Charcoal Grey #3C4142 ΔE 0.073
- Burgundy #610023 ΔE 0.076
- Purple Brown #673A3F ΔE 0.079
- Chocolate Brown #411900 ΔE 0.079
- Claret #680018 ΔE 0.083
Use #4B2933 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.