#5B5145
Closest named color: Mud Brown (#60460F). oklch(44.1% 0.023 72.2), rgb(91, 81, 69).
Aa
White text reads best on this color (7.75:1).
About this color
#5B5145 is a dark close to neutral grey. In OKLCH its lightness is 44%, its chroma 0.023. It has too little chroma to lean warm or cool. The nearest named color is Mud Brown (#60460F), ΔE 0.062 away. White text reads best on it, at 7.75:1.
| Hue family | Neutrals |
| Lightness | dark (44%) |
| Chroma | close to neutral grey (0.023) |
| Temperature | neutral |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.70:1 |
| White text | 7.75:1 |
Values
| HEX | #5B5145 |
| RGB | rgb(91, 81, 69) |
| HSL | hsl(33, 14%, 31%) |
| OKLCH | oklch(44.1% 0.023 72.2) |
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 #5B5145 | 7.75:1 | AAA | Lc -91.7 | Preferred for body text |
| Black text on #5B5145 | 2.70:1 | Fails | Lc 17.1 | Dividers and decoration only |
| #5B5145 text on white | 7.75:1 | AAA | Lc 86.9 | Fine for body text |
| #5B5145 text on black | 2.70:1 | Fails | Lc -15.2 | Dividers and decoration only |
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
#F6F5F4
oklch(97.1% 0.002 67.8)
-
Step 100
100
#EBE9E7
oklch(93.5% 0.003 67.8)
-
Step 200
200
#DCD8D4
oklch(88.4% 0.007 67.7)
-
Step 300
300
#C6BFB7
oklch(80.8% 0.014 71.3)
-
Step 400
400
#A99F92
oklch(70.7% 0.022 74.6)
-
Step 500
500
#948778
oklch(63.1% 0.027 71.3)
-
Step 600
600
#7F7160
oklch(55.7% 0.031 72.5)
-
Step 700
700
#6B5E50
oklch(49% 0.027 69.2)
-
Step 800
800 (this color)
#5B5145
oklch(44.1% 0.023 72.2)
-
Step 900
900
#484037
oklch(37.7% 0.019 70.5)
-
Step 950
950
#2A2620
oklch(27.1% 0.012 78.1)
#5B5145 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) | #555144 | 0.010 |
| Deuteranopia (no green cones) | #575345 | 0.009 |
| Tritanopia (no blue cones) | #5F4E4E | 0.021 |
| Achromatopsia (no color) | #525252 | 0.023 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B5145
#5B5145
oklch(44.1% 0.023 72.2)
- #4A5460
#4A5460
oklch(44.2% 0.024 253.1)
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 #5B5145, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.062
- Dark Slate Gray #2F4F4F ΔE 0.066
- Purple Brown #673A3F ΔE 0.066
- Brownish Purple #76424E ΔE 0.068
- Olive Brown #645403 ΔE 0.071
- Green Brown #544E03 ΔE 0.072
- Milk Chocolate #7F4E1E ΔE 0.074
- Dusty Grape #545775 ΔE 0.074
Use #5B5145 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.