#5B4643
Closest named color: Purple Brown (#673A3F). oklch(41.6% 0.029 27.8), rgb(91, 70, 67).
Aa
White text reads best on this color (8.74:1).
About this color
#5B4643 is a dark close to neutral grey. In OKLCH its lightness is 42%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Purple Brown (#673A3F), ΔE 0.038 away. White text reads best on it, at 8.74:1.
| Hue family | Neutrals |
| Lightness | dark (42%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.40:1 |
| White text | 8.74:1 |
Values
| HEX | #5B4643 |
| RGB | rgb(91, 70, 67) |
| HSL | hsl(8, 15%, 31%) |
| OKLCH | oklch(41.6% 0.029 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 #5B4643 | 8.74:1 | AAA | Lc -94.4 | Preferred for body text |
| Black text on #5B4643 | 2.40:1 | Fails | Lc 14.0 | Not readable |
| #5B4643 text on white | 8.74:1 | AAA | Lc 89.9 | Fine for body text |
| #5B4643 text on black | 2.40:1 | Fails | Lc -12.3 | 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
#F7F5F4
oklch(97.1% 0.003 48.7)
-
Step 100
100
#EDE9E8
oklch(93.7% 0.005 34.3)
-
Step 200
200
#DFD7D6
oklch(88.5% 0.009 26)
-
Step 300
300
#CCBDBA
oklch(81% 0.018 31.1)
-
Step 400
400
#B19B97
oklch(70.8% 0.027 30)
-
Step 500
500
#9E827E
oklch(63.2% 0.035 27.6)
-
Step 600
600
#896B67
oklch(55.6% 0.039 27.1)
-
Step 700
700
#745956
oklch(49.1% 0.036 25.8)
-
Step 800
800 (this color)
#5B4643
oklch(41.6% 0.029 27.8)
-
Step 900
900
#4D3D3B
oklch(37.7% 0.023 26.5)
-
Step 950
950
#2D2422
oklch(27% 0.014 32.6)
#5B4643 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) | #4A4843 | 0.030 |
| Deuteranopia (no green cones) | #4F4C43 | 0.027 |
| Tritanopia (no blue cones) | #604445 | 0.012 |
| Achromatopsia (no color) | #4B4B4B | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B4643
#5B4643
oklch(41.6% 0.029 27.8)
- #395154
#395154
oklch(41.7% 0.03 205.7)
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 #5B4643, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.038
- Brownish Purple #76424E ΔE 0.056
- Charcoal Grey #3C4142 ΔE 0.058
- Mud Brown #60460F ΔE 0.064
- Dark Slate Gray #2F4F4F ΔE 0.068
- Onyx #343A40 ΔE 0.081
- Dusty Grape #545775 ΔE 0.082
- Charcoal #264653 ΔE 0.083
Use #5B4643 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.