#582C00
Closest named color: Chestnut (#742802). oklch(34.5% 0.083 57.8), rgb(88, 44, 0).
Aa
White text reads best on this color (11.82:1).
About this color
#582C00 is a dark, moderately saturated brown. In OKLCH its lightness is 34%, its chroma 0.083 and its hue 58°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.060 away. White text reads best on it, at 11.82:1.
| Hue family | Browns |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.083) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.77:1 |
| White text | 11.82:1 |
Values
| HEX | #582C00 |
| RGB | rgb(88, 44, 0) |
| HSL | hsl(30, 100%, 17%) |
| OKLCH | oklch(34.5% 0.083 57.8) |
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 #582C00 | 11.82:1 | AAA | Lc -100.4 | Preferred for body text |
| Black text on #582C00 | 1.77:1 | Fails | Lc 0.0 | Not readable |
| #582C00 text on white | 11.82:1 | AAA | Lc 96.7 | Preferred for body text |
| #582C00 text on black | 1.77:1 | 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
#FAF4F0
oklch(97.1% 0.008 56.3)
-
Step 100
100
#F4E7DE
oklch(93.6% 0.019 57.2)
-
Step 200
200
#EBD4C3
oklch(88.4% 0.034 58.8)
-
Step 300
300
#E0B79A
oklch(80.8% 0.062 57)
-
Step 400
400
#CF9161
oklch(70.7% 0.099 58)
-
Step 500
500
#C27430
oklch(63.2% 0.127 58)
-
Step 600
600
#AB5B00
oklch(55.5% 0.133 57.7)
-
Step 700
700
#914C00
oklch(49.1% 0.118 57.5)
-
Step 800
800
#773E00
oklch(42.7% 0.102 58.2)
-
Step 900
900 (this color)
#582C00
oklch(34.5% 0.083 57.8)
-
Step 950
950
#391F09
oklch(26.9% 0.052 57.8)
#582C00 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) | #393100 | 0.064 |
| Deuteranopia (no green cones) | #443B00 | 0.057 |
| Tritanopia (no blue cones) | #612224 | 0.055 |
| Achromatopsia (no color) | #373737 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #582C00
#582C00
oklch(34.5% 0.083 57.8)
- #003E5C
#003E5C
oklch(34.5% 0.076 237.9)
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 #582C00, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.060
- Reddy Brown #6E1005 ΔE 0.067
- Mud Brown #60460F ΔE 0.075
- Chocolate Brown #411900 ΔE 0.077
- Dark Olive #373E02 ΔE 0.079
- Purple Brown #673A3F ΔE 0.084
- Blood #770001 ΔE 0.085
- Claret #680018 ΔE 0.087
Use #582C00 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.