#4D3239
Closest named color: Onyx (#343A40). oklch(35.2% 0.04 2.4), rgb(77, 50, 57).
Aa
White text reads best on this color (11.46:1).
About this color
#4D3239 is a dark, muted red. In OKLCH its lightness is 35%, its chroma 0.040 and its hue 2°. Its hue sits on the warm side of the wheel. The nearest named color is Onyx (#343A40), ΔE 0.048 away. White text reads best on it, at 11.46:1.
| Hue family | Reds |
| Lightness | dark (35%) |
| Chroma | muted (0.040) |
| Temperature | warm |
| Nearest name | Onyx (#343A40) |
| Black text | 1.83:1 |
| White text | 11.46:1 |
Values
| HEX | #4D3239 |
| RGB | rgb(77, 50, 57) |
| HSL | hsl(344, 21%, 25%) |
| OKLCH | oklch(35.2% 0.04 2.4) |
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 #4D3239 | 11.46:1 | AAA | Lc -100.1 | Preferred for body text |
| Black text on #4D3239 | 1.83:1 | Fails | Lc 7.5 | Not readable |
| #4D3239 text on white | 11.46:1 | AAA | Lc 96.4 | Preferred for body text |
| #4D3239 text on black | 1.83:1 | 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
#EFE7E9
oklch(93.5% 0.009 0.1)
-
Step 200
200
#E3D5D8
oklch(88.5% 0.016 2.7)
-
Step 300
300
#D3B9BF
oklch(81% 0.031 2.2)
-
Step 400
400
#BC949E
oklch(70.7% 0.05 1.8)
-
Step 500
500
#AA7A86
oklch(63.1% 0.062 2.5)
-
Step 600
600
#956370
oklch(55.7% 0.067 2.5)
-
Step 700
700
#7F525E
oklch(49.2% 0.062 2.2)
-
Step 800
800
#67434C
oklch(42.7% 0.051 3.1)
-
Step 900
900 (this color)
#4D3239
oklch(35.2% 0.04 2.4)
-
Step 950
950
#312125
oklch(26.9% 0.026 2.4)
#4D3239 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) | #363739 | 0.044 |
| Deuteranopia (no green cones) | #3C3B38 | 0.041 |
| Tritanopia (no blue cones) | #523034 | 0.012 |
| Achromatopsia (no color) | #393939 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D3239
#4D3239
oklch(35.2% 0.04 2.4)
- #21423D
#21423D
oklch(35.2% 0.04 183.1)
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 #4D3239, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.048
- Charcoal Grey #3C4142 ΔE 0.051
- Purple Brown #673A3F ΔE 0.059
- Gunmetal #293241 ΔE 0.066
- Space Cadet #2B2D42 ΔE 0.070
- Dark Blue Grey #1F3B4D ΔE 0.078
- Charcoal #264653 ΔE 0.082
- Dark Grey Blue #29465B ΔE 0.084
Use #4D3239 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.