#4B2F2F
Closest named color: Onyx (#343A40). oklch(33.9% 0.041 19.4), rgb(75, 47, 47).
Aa
White text reads best on this color (12.02:1).
About this color
#4B2F2F is a dark, muted red. In OKLCH its lightness is 34%, its chroma 0.041 and its hue 19°. Its hue sits on the warm side of the wheel. The nearest named color is Onyx (#343A40), ΔE 0.051 away. White text reads best on it, at 12.02:1.
| Hue family | Reds |
| Lightness | dark (34%) |
| Chroma | muted (0.041) |
| Temperature | warm |
| Nearest name | Onyx (#343A40) |
| Black text | 1.74:1 |
| White text | 12.02:1 |
Values
| HEX | #4B2F2F |
| RGB | rgb(75, 47, 47) |
| HSL | hsl(0, 23%, 24%) |
| OKLCH | oklch(33.9% 0.041 19.4) |
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 #4B2F2F | 12.02:1 | AAA | Lc -101.0 | Preferred for body text |
| Black text on #4B2F2F | 1.74:1 | Fails | Lc 0.0 | Not readable |
| #4B2F2F text on white | 12.02:1 | AAA | Lc 97.4 | Preferred for body text |
| #4B2F2F text on black | 1.74:1 | 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
#F0E8E7
oklch(93.7% 0.009 26)
-
Step 200
200
#E4D5D4
oklch(88.5% 0.017 22.1)
-
Step 300
300
#D4B9B8
oklch(80.9% 0.031 20.3)
-
Step 400
400
#BE9594
oklch(70.8% 0.05 20)
-
Step 500
500
#AD7A7A
oklch(63.1% 0.064 19)
-
Step 600
600
#986363
oklch(55.7% 0.069 19.5)
-
Step 700
700
#815252
oklch(49.1% 0.063 19.6)
-
Step 800
800
#694343
oklch(42.7% 0.053 19.5)
-
Step 900
900 (this color)
#4B2F2F
oklch(33.9% 0.041 19.4)
-
Step 950
950
#322121
oklch(26.9% 0.026 18.9)
#4B2F2F 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) | #34332F | 0.044 |
| Deuteranopia (no green cones) | #3B382F | 0.040 |
| Tritanopia (no blue cones) | #502C2F | 0.013 |
| Achromatopsia (no color) | #363636 | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B2F2F
#4B2F2F
oklch(33.9% 0.041 19.4)
- #1A3E40
#1A3E40
oklch(33.8% 0.041 200.2)
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 #4B2F2F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.051
- Charcoal Grey #3C4142 ΔE 0.058
- Gunmetal #293241 ΔE 0.066
- Space Cadet #2B2D42 ΔE 0.070
- Purple Brown #673A3F ΔE 0.070
- Chocolate Brown #411900 ΔE 0.081
- Pakistan Green #283618 ΔE 0.082
- Dark Blue Grey #1F3B4D ΔE 0.083
Use #4B2F2F 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.