#5B5919
Closest named color: Olive Brown (#645403). oklch(45.3% 0.084 107.6), rgb(91, 89, 25).
Aa
White text reads best on this color (7.27:1).
About this color
#5B5919 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 45%, its chroma 0.084 and its hue 108°. Its hue sits on the warm side of the wheel. The nearest named color is Olive Brown (#645403), ΔE 0.019 away. White text reads best on it, at 7.27:1.
| Hue family | Browns |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.084) |
| Temperature | warm |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.88:1 |
| White text | 7.27:1 |
Values
| HEX | #5B5919 |
| RGB | rgb(91, 89, 25) |
| HSL | hsl(58, 57%, 23%) |
| OKLCH | oklch(45.3% 0.084 107.6) |
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 #5B5919 | 7.27:1 | AAA | Lc -90.1 | Preferred for body text |
| Black text on #5B5919 | 2.88:1 | Fails | Lc 18.8 | Dividers and decoration only |
| #5B5919 text on white | 7.27:1 | AAA | Lc 85.2 | Fine for body text |
| #5B5919 text on black | 2.88:1 | Fails | Lc -16.8 | 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
#F6F6F1
oklch(97.2% 0.007 106.5)
-
Step 100
100
#EAEBE0
oklch(93.6% 0.015 110.9)
-
Step 200
200
#DADBC6
oklch(88.5% 0.028 109.2)
-
Step 300
300
#C3C39F
oklch(80.8% 0.049 107.4)
-
Step 400
400
#A5A46A
oklch(70.6% 0.078 107.4)
-
Step 500
500
#908E40
oklch(63.2% 0.101 107.6)
-
Step 600
600
#7A771C
oklch(55.5% 0.108 107.5)
-
Step 700
700
#67640C
oklch(49% 0.101 107.5)
-
Step 800
800 (this color)
#5B5919
oklch(45.3% 0.084 107.6)
-
Step 900
900
#454416
oklch(37.7% 0.065 108)
-
Step 950
950
#28280E
oklch(27% 0.042 108.9)
#5B5919 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) | #615510 | 0.014 |
| Deuteranopia (no green cones) | #62581D | 0.013 |
| Tritanopia (no blue cones) | #62534C | 0.075 |
| Achromatopsia (no color) | #575757 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B5919
#5B5919
oklch(45.3% 0.084 107.6)
- #544E82
#544E82
oklch(45.3% 0.084 287.9)
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 #5B5919, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Brown #645403 ΔE 0.019
- Army Green #4B5D16 ΔE 0.028
- Greeny Brown #696006 ΔE 0.035
- Camouflage Green #4B6113 ΔE 0.035
- Camo Green #526525 ΔE 0.035
- Green Brown #544E03 ΔE 0.036
- Mud #735C12 ΔE 0.042
- Mud Green #606602 ΔE 0.045
Use #5B5919 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.