#583E4C
Closest named color: Purple Brown (#673A3F). oklch(39.8% 0.042 345.7), rgb(88, 62, 76).
Aa
White text reads best on this color (9.50:1).
About this color
#583E4C is a dark, muted red. In OKLCH its lightness is 40%, its chroma 0.042 and its hue 346°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.034 away. White text reads best on it, at 9.50:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | muted (0.042) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.20:1 |
| White text | 9.50:1 |
Values
| HEX | #583E4C |
| RGB | rgb(88, 62, 76) |
| HSL | hsl(328, 17%, 29%) |
| OKLCH | oklch(39.8% 0.042 345.7) |
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 #583E4C | 9.50:1 | AAA | Lc -96.2 | Preferred for body text |
| Black text on #583E4C | 2.20:1 | Fails | Lc 12.0 | Not readable |
| #583E4C text on white | 9.50:1 | AAA | Lc 92.0 | Preferred for body text |
| #583E4C text on black | 2.20:1 | Fails | Lc -10.4 | 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
#F8F4F6
oklch(97.1% 0.005 345.3)
-
Step 100
100
#EFE7EB
oklch(93.5% 0.01 345.4)
-
Step 200
200
#E2D5DC
oklch(88.5% 0.017 343.7)
-
Step 300
300
#D1B9C5
oklch(81% 0.032 346.1)
-
Step 400
400
#B994A7
oklch(70.6% 0.051 346.2)
-
Step 500
500
#A77A92
oklch(63.2% 0.065 345.9)
-
Step 600
600
#91637C
oklch(55.6% 0.069 345.8)
-
Step 700
700
#7C5169
oklch(49% 0.067 345.3)
-
Step 800
800
#654355
oklch(42.7% 0.054 346.6)
-
Step 900
900 (this color)
#583E4C
oklch(39.8% 0.042 345.7)
-
Step 950
950
#302129
oklch(26.9% 0.027 345.8)
#583E4C 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) | #40434D | 0.043 |
| Deuteranopia (no green cones) | #46474B | 0.040 |
| Tritanopia (no blue cones) | #5C3E43 | 0.017 |
| Achromatopsia (no color) | #464646 | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #583E4C
#583E4C
oklch(39.8% 0.042 345.7)
- #304E42
#304E42
oklch(39.6% 0.041 167.1)
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 #583E4C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.034
- Charcoal Grey #3C4142 ΔE 0.054
- Brownish Purple #76424E ΔE 0.060
- Onyx #343A40 ΔE 0.070
- Dark Grey Blue #29465B ΔE 0.075
- Dark Slate Gray #2F4F4F ΔE 0.077
- Charcoal #264653 ΔE 0.078
- Dusty Grape #545775 ΔE 0.085
Use #583E4C 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.