#5B4E51
Closest named color: Brownish Purple (#76424E). oklch(43.8% 0.018 2.2), rgb(91, 78, 81).
Aa
White text reads best on this color (7.91:1).
About this color
#5B4E51 is a dark close to neutral grey. In OKLCH its lightness is 44%, its chroma 0.018. It has too little chroma to lean warm or cool. The nearest named color is Brownish Purple (#76424E), ΔE 0.056 away. White text reads best on it, at 7.91:1.
| Hue family | Neutrals |
| Lightness | dark (44%) |
| Chroma | close to neutral grey (0.018) |
| Temperature | neutral |
| Nearest name | Brownish Purple (#76424E) |
| Black text | 2.65:1 |
| White text | 7.91:1 |
Values
| HEX | #5B4E51 |
| RGB | rgb(91, 78, 81) |
| HSL | hsl(346, 8%, 33%) |
| OKLCH | oklch(43.8% 0.018 2.2) |
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 #5B4E51 | 7.91:1 | AAA | Lc -92.2 | Preferred for body text |
| Black text on #5B4E51 | 2.65:1 | Fails | Lc 16.5 | Dividers and decoration only |
| #5B4E51 text on white | 7.91:1 | AAA | Lc 87.5 | Fine for body text |
| #5B4E51 text on black | 2.65:1 | Fails | Lc -14.7 | 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 800.
-
Step 50
50
#F6F5F5
oklch(97.1% 0.001 17.2)
-
Step 100
100
#ECE9E9
oklch(93.6% 0.003 17.2)
-
Step 200
200
#DDD7D9
oklch(88.4% 0.007 354.8)
-
Step 300
300
#C7BEC0
oklch(80.9% 0.01 2.1)
-
Step 400
400
#AA9CA0
oklch(70.6% 0.017 358.3)
-
Step 500
500
#958488
oklch(63% 0.021 1.8)
-
Step 600
600
#806E72
oklch(55.6% 0.023 2.8)
-
Step 700
700
#6C5C60
oklch(49.2% 0.022 1.1)
-
Step 800
800 (this color)
#5B4E51
oklch(43.8% 0.018 2.2)
-
Step 900
900
#483F41
oklch(37.8% 0.013 2.6)
-
Step 950
950
#2A2526
oklch(27% 0.008 3.9)
#5B4E51 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) | #505051 | 0.019 |
| Deuteranopia (no green cones) | #525251 | 0.018 |
| Tritanopia (no blue cones) | #5E4D4F | 0.006 |
| Achromatopsia (no color) | #515151 | 0.018 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B4E51
#5B4E51
oklch(43.8% 0.018 2.2)
- #475553
#475553
oklch(43.7% 0.018 186)
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 #5B4E51, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brownish Purple #76424E ΔE 0.056
- Purple Brown #673A3F ΔE 0.057
- Dusty Grape #545775 ΔE 0.057
- Dark Slate Gray #2F4F4F ΔE 0.065
- YInMn Blue #415A77 ΔE 0.068
- Charcoal Grey #3C4142 ΔE 0.071
- Slate #516572 ΔE 0.073
- Dusk #4E5481 ΔE 0.078
Use #5B4E51 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.