#837559
Closest named color: Grey Brown (#7F7053). oklch(56.8% 0.044 84.4), rgb(131, 117, 89).
Aa
Black text reads best on this color (4.65:1).
About this color
#837559 is a medium-dark, muted brown. In OKLCH its lightness is 57%, its chroma 0.044 and its hue 84°. Its hue sits on the warm side of the wheel. The nearest named color is Grey Brown (#7F7053), ΔE 0.016 away. Black text reads best on it, at 4.65:1.
| Hue family | Browns |
| Lightness | medium-dark (57%) |
| Chroma | muted (0.044) |
| Temperature | warm |
| Nearest name | Grey Brown (#7F7053) |
| Black text | 4.65:1 |
| White text | 4.51:1 |
Values
| HEX | #837559 |
| RGB | rgb(131, 117, 89) |
| HSL | hsl(40, 19%, 43%) |
| OKLCH | oklch(56.8% 0.044 84.4) |
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 #837559 | 4.51:1 | AA | Lc -76.8 | Fine for body text |
| Black text on #837559 | 4.65:1 | AA | Lc 32.8 | Non-text elements, placeholder text |
| #837559 text on white | 4.51:1 | AA | Lc 71.3 | Content text, not long reading |
| #837559 text on black | 4.65:1 | AA | Lc -30.3 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F6F5F3
oklch(97% 0.003 84.6)
-
Step 100
100
#ECEAE6
oklch(93.7% 0.006 84.6)
-
Step 200
200
#DCD9D1
oklch(88.5% 0.011 89.7)
-
Step 300
300
#C7C0B2
oklch(81% 0.021 84.6)
-
Step 400
400
#AA9F8B
oklch(70.6% 0.031 82.6)
-
Step 500
500
#95886E
oklch(63.1% 0.04 84.5)
-
Step 600
600 (this color)
#837559
oklch(56.8% 0.044 84.4)
-
Step 700
700
#6C5F46
oklch(49.1% 0.041 83.5)
-
Step 800
800
#584E3A
oklch(42.8% 0.034 84.4)
-
Step 900
900
#484132
oklch(37.8% 0.026 85.9)
-
Step 950
950
#2A261D
oklch(27% 0.017 86.9)
#837559 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) | #7C7457 | 0.012 |
| Deuteranopia (no green cones) | #7F785A | 0.010 |
| Tritanopia (no blue cones) | #8A706D | 0.039 |
| Achromatopsia (no color) | #767676 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #837559
#837559
oklch(56.8% 0.044 84.4)
- #6A7791
#6A7791
oklch(56.8% 0.043 264.1)
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 #837559, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Brown #7F7053 ΔE 0.016
- Dull Brown #876E4B ΔE 0.022
- Dirt #8A6E45 ΔE 0.027
- Dark Taupe #7F684E ΔE 0.037
- Mocha #9D7651 ΔE 0.044
- Brown Grey #8D8468 ΔE 0.046
- Medium Grey #7D7F7C ΔE 0.049
- Dirt Brown #836539 ΔE 0.050
Use #837559 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.