#583E36
Closest named color: Purple Brown (#673A3F). oklch(39.1% 0.039 37.8), rgb(88, 62, 54).
Aa
White text reads best on this color (9.73:1).
About this color
#583E36 is a dark, muted red. In OKLCH its lightness is 39%, its chroma 0.039 and its hue 38°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.036 away. White text reads best on it, at 9.73:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | muted (0.039) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.15:1 |
| White text | 9.73:1 |
Values
| HEX | #583E36 |
| RGB | rgb(88, 62, 54) |
| HSL | hsl(14, 24%, 28%) |
| OKLCH | oklch(39.1% 0.039 37.8) |
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 #583E36 | 9.73:1 | AAA | Lc -96.7 | Preferred for body text |
| Black text on #583E36 | 2.15:1 | Fails | Lc 11.4 | Not readable |
| #583E36 text on white | 9.73:1 | AAA | Lc 92.5 | Preferred for body text |
| #583E36 text on black | 2.15:1 | Fails | Lc -9.9 | 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
#F8F5F3
oklch(97.2% 0.004 56.4)
-
Step 100
100
#EFE8E6
oklch(93.6% 0.008 36.6)
-
Step 200
200
#E3D6D1
oklch(88.5% 0.016 42.4)
-
Step 300
300
#D3BBB3
oklch(81% 0.03 39.3)
-
Step 400
400
#BC978C
oklch(70.7% 0.047 37.2)
-
Step 500
500
#AA7D6F
oklch(63% 0.06 38)
-
Step 600
600
#956657
oklch(55.6% 0.065 38.4)
-
Step 700
700
#7F5548
oklch(49.2% 0.06 37.9)
-
Step 800
800
#67453B
oklch(42.6% 0.05 37.1)
-
Step 900
900 (this color)
#583E36
oklch(39.1% 0.039 37.8)
-
Step 950
950
#31221E
oklch(26.9% 0.024 35.5)
#583E36 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) | #444135 | 0.037 |
| Deuteranopia (no green cones) | #4A4636 | 0.034 |
| Tritanopia (no blue cones) | #5E3A3C | 0.021 |
| Achromatopsia (no color) | #444444 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #583E36
#583E36
oklch(39.1% 0.039 37.8)
- #2C4A53
#2C4A53
oklch(38.9% 0.039 218.9)
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 #583E36, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.036
- Charcoal Grey #3C4142 ΔE 0.050
- Mud Brown #60460F ΔE 0.060
- Onyx #343A40 ΔE 0.068
- Brownish Purple #76424E ΔE 0.071
- Dark Slate Gray #2F4F4F ΔE 0.077
- Chestnut #742802 ΔE 0.077
- Green Brown #544E03 ΔE 0.084
Use #583E36 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.