#5B5B44
Closest named color: Olive Brown (#645403). oklch(46.5% 0.035 107.7), rgb(91, 91, 68).
Aa
White text reads best on this color (6.94:1).
About this color
#5B5B44 is a medium-dark, muted brown. In OKLCH its lightness is 46%, its chroma 0.035 and its hue 108°. Its hue sits on the warm side of the wheel. The nearest named color is Olive Brown (#645403), ΔE 0.059 away. White text reads best on it, at 6.94:1.
| Hue family | Browns |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.035) |
| Temperature | warm |
| Nearest name | Olive Brown (#645403) |
| Black text | 3.02:1 |
| White text | 6.94:1 |
Values
| HEX | #5B5B44 |
| RGB | rgb(91, 91, 68) |
| HSL | hsl(60, 14%, 31%) |
| OKLCH | oklch(46.5% 0.035 107.7) |
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 #5B5B44 | 6.94:1 | AA | Lc -89.0 | Fine for body text |
| Black text on #5B5B44 | 3.02:1 | AA large text | Lc 20.0 | Dividers and decoration only |
| #5B5B44 text on white | 6.94:1 | AA | Lc 84.0 | Fine for body text |
| #5B5B44 text on black | 3.02:1 | AA large text | Lc -17.9 | 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 700.
-
Step 50
50
#F5F5F4
oklch(97% 0.001 106.4)
-
Step 100
100
#EAEAE6
oklch(93.6% 0.005 106.5)
-
Step 200
200
#D9DAD3
oklch(88.6% 0.01 113.2)
-
Step 300
300
#C1C2B5
oklch(81% 0.018 110.4)
-
Step 400
400
#A2A28F
oklch(70.7% 0.027 107.1)
-
Step 500
500
#8B8B73
oklch(63% 0.035 107.4)
-
Step 600
600
#75755C
oklch(55.5% 0.037 107.5)
-
Step 700
700 (this color)
#5B5B44
oklch(46.5% 0.035 107.7)
-
Step 800
800
#50503E
oklch(42.6% 0.028 107.6)
-
Step 900
900
#434335
oklch(37.8% 0.023 107.4)
-
Step 950
950
#27271F
oklch(27% 0.014 107.3)
#5B5B44 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) | #5F5943 | 0.008 |
| Deuteranopia (no green cones) | #5F5A45 | 0.007 |
| Tritanopia (no blue cones) | #5E5855 | 0.032 |
| Achromatopsia (no color) | #5A5A5A | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B5B44
#5B5B44
oklch(46.5% 0.035 107.7)
- #58566C
#58566C
oklch(46.3% 0.035 289.1)
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 #5B5B44, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Brown #645403 ΔE 0.059
- Camo Green #526525 ΔE 0.060
- Dark Moss Green #606C38 ΔE 0.061
- Mud #735C12 ΔE 0.062
- Dark Olive Green #556B2F ΔE 0.065
- Army Green #4B5D16 ΔE 0.065
- Greeny Brown #696006 ΔE 0.066
- Dim Gray #696969 ΔE 0.066
Use #5B5B44 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.