#582C19
Closest named color: Chestnut (#742802). oklch(34.7% 0.071 43.2), rgb(88, 44, 25).
Aa
White text reads best on this color (11.73:1).
About this color
#582C19 is a dark, moderately saturated brown. In OKLCH its lightness is 35%, its chroma 0.071 and its hue 43°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.059 away. White text reads best on it, at 11.73:1.
| Hue family | Browns |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.071) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.78:1 |
| White text | 11.73:1 |
Values
| HEX | #582C19 |
| RGB | rgb(88, 44, 25) |
| HSL | hsl(18, 56%, 22%) |
| OKLCH | oklch(34.7% 0.071 43.2) |
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 #582C19 | 11.73:1 | AAA | Lc -100.3 | Preferred for body text |
| Black text on #582C19 | 1.78:1 | Fails | Lc 0.0 | Not readable |
| #582C19 text on white | 11.73:1 | AAA | Lc 96.6 | Preferred for body text |
| #582C19 text on black | 1.78:1 | Fails | Lc 0.0 | 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 900.
-
Step 50
50
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F3E7E2
oklch(93.6% 0.015 44.2)
-
Step 200
200
#EBD3CA
oklch(88.4% 0.03 41.7)
-
Step 300
300
#E0B6A5
oklch(80.9% 0.054 43.2)
-
Step 400
400
#CE8F75
oklch(70.6% 0.086 43.3)
-
Step 500
500
#C07251
oklch(63% 0.109 43.3)
-
Step 600
600
#AC5935
oklch(55.6% 0.12 43.1)
-
Step 700
700
#934928
oklch(49.2% 0.11 43.4)
-
Step 800
800
#783C22
oklch(42.8% 0.092 43.1)
-
Step 900
900 (this color)
#582C19
oklch(34.7% 0.071 43.2)
-
Step 950
950
#391F14
oklch(27.1% 0.045 43.4)
#582C19 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) | #383217 | 0.065 |
| Deuteranopia (no green cones) | #433C18 | 0.061 |
| Tritanopia (no blue cones) | #612428 | 0.038 |
| Achromatopsia (no color) | #383838 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #582C19
#582C19
oklch(34.7% 0.071 43.2)
- #004152
#004152
oklch(34.8% 0.064 222.3)
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 #582C19, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.059
- Reddy Brown #6E1005 ΔE 0.061
- Purple Brown #673A3F ΔE 0.068
- Claret #680018 ΔE 0.075
- Chocolate Brown #411900 ΔE 0.078
- Blood #770001 ΔE 0.080
- Mud Brown #60460F ΔE 0.081
- Charcoal Grey #3C4142 ΔE 0.082
Use #582C19 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.