#583530
Closest named color: Purple Brown (#673A3F). oklch(37% 0.052 28.6), rgb(88, 53, 48).
Aa
White text reads best on this color (10.67:1).
About this color
#583530 is a dark, muted red. In OKLCH its lightness is 37%, its chroma 0.052 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.040 away. White text reads best on it, at 10.67:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | muted (0.052) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.96:1 |
| White text | 10.67:1 |
Values
| HEX | #583530 |
| RGB | rgb(88, 53, 48) |
| HSL | hsl(8, 29%, 27%) |
| OKLCH | oklch(37% 0.052 28.6) |
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 #583530 | 10.67:1 | AAA | Lc -98.6 | Preferred for body text |
| Black text on #583530 | 1.96:1 | Fails | Lc 9.3 | Not readable |
| #583530 text on white | 10.67:1 | AAA | Lc 94.6 | Preferred for body text |
| #583530 text on black | 1.96:1 | Fails | Lc -8.0 | 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
#F9F4F3
oklch(97.1% 0.006 31.1)
-
Step 100
100
#F1E7E6
oklch(93.6% 0.011 24.3)
-
Step 200
200
#E7D4D1
oklch(88.5% 0.022 28.3)
-
Step 300
300
#D9B8B3
oklch(81% 0.039 28.1)
-
Step 400
400
#C4928B
oklch(70.6% 0.062 27.8)
-
Step 500
500
#B5776E
oklch(63.1% 0.08 28.6)
-
Step 600
600
#A05F56
oklch(55.6% 0.087 28.6)
-
Step 700
700
#884E46
oklch(49% 0.08 28.7)
-
Step 800
800
#6F403A
oklch(42.6% 0.067 28)
-
Step 900
900 (this color)
#583530
oklch(37% 0.052 28.6)
-
Step 950
950
#35201D
oklch(27% 0.033 28.4)
#583530 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) | #3D3A30 | 0.052 |
| Deuteranopia (no green cones) | #454130 | 0.049 |
| Tritanopia (no blue cones) | #5F3034 | 0.021 |
| Achromatopsia (no color) | #3E3E3E | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #583530
#583530
oklch(37% 0.052 28.6)
- #18474E
#18474E
oklch(36.9% 0.051 208.8)
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 #583530, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.040
- Charcoal Grey #3C4142 ΔE 0.059
- Onyx #343A40 ΔE 0.067
- Chestnut #742802 ΔE 0.068
- Mud Brown #60460F ΔE 0.075
- Reddy Brown #6E1005 ΔE 0.080
- Brownish Purple #76424E ΔE 0.082
- Claret #680018 ΔE 0.091
Use #583530 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.