#51332F
Closest named color: Charcoal Grey (#3C4142). oklch(35.6% 0.044 27.8), rgb(81, 51, 47).
Aa
White text reads best on this color (11.26:1).
About this color
#51332F is a dark, muted red. In OKLCH its lightness is 36%, its chroma 0.044 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.054 away. White text reads best on it, at 11.26:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | muted (0.044) |
| Temperature | warm |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.86:1 |
| White text | 11.26:1 |
Values
| HEX | #51332F |
| RGB | rgb(81, 51, 47) |
| HSL | hsl(7, 27%, 25%) |
| OKLCH | oklch(35.6% 0.044 27.8) |
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 #51332F | 11.26:1 | AAA | Lc -99.7 | Preferred for body text |
| Black text on #51332F | 1.86:1 | Fails | Lc 8.0 | Not readable |
| #51332F text on white | 11.26:1 | AAA | Lc 95.9 | Preferred for body text |
| #51332F text on black | 1.86:1 | 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
#F0E8E6
oklch(93.7% 0.009 34.3)
-
Step 200
200
#E5D5D2
oklch(88.5% 0.018 30.3)
-
Step 300
300
#D5B9B5
oklch(80.9% 0.033 27.5)
-
Step 400
400
#C0948E
oklch(70.6% 0.054 27.4)
-
Step 500
500
#AF7A73
oklch(63.1% 0.068 27.5)
-
Step 600
600
#9A625B
oklch(55.5% 0.074 27.5)
-
Step 700
700
#84514B
oklch(49.1% 0.07 27.1)
-
Step 800
800
#6B433D
oklch(42.8% 0.057 28.9)
-
Step 900
900 (this color)
#51332F
oklch(35.6% 0.044 27.8)
-
Step 950
950
#33211F
oklch(27% 0.028 26.2)
#51332F 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) | #39372F | 0.046 |
| Deuteranopia (no green cones) | #413D2F | 0.041 |
| Tritanopia (no blue cones) | #572F32 | 0.018 |
| Achromatopsia (no color) | #3B3B3B | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51332F
#51332F
oklch(35.6% 0.044 27.8)
- #1C4348
#1C4348
oklch(35.7% 0.045 206.6)
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 #51332F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.054
- Purple Brown #673A3F ΔE 0.055
- Onyx #343A40 ΔE 0.056
- Gunmetal #293241 ΔE 0.078
- Chestnut #742802 ΔE 0.079
- Mud Brown #60460F ΔE 0.084
- Space Cadet #2B2D42 ΔE 0.084
- Reddy Brown #6E1005 ΔE 0.085
Use #51332F 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.