#583C50
Closest named color: Purple Brown (#673A3F). oklch(39.5% 0.05 337.4), rgb(88, 60, 80).
Aa
White text reads best on this color (9.64:1).
About this color
#583C50 is a dark, muted purple. In OKLCH its lightness is 40%, its chroma 0.050 and its hue 337°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.039 away. White text reads best on it, at 9.64:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | muted (0.050) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.17:1 |
| White text | 9.64:1 |
Values
| HEX | #583C50 |
| RGB | rgb(88, 60, 80) |
| HSL | hsl(317, 19%, 29%) |
| OKLCH | oklch(39.5% 0.05 337.4) |
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 #583C50 | 9.64:1 | AAA | Lc -96.5 | Preferred for body text |
| Black text on #583C50 | 2.17:1 | Fails | Lc 11.7 | Not readable |
| #583C50 text on white | 9.64:1 | AAA | Lc 92.3 | Preferred for body text |
| #583C50 text on black | 2.17:1 | Fails | Lc -10.1 | 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
#F8F4F7
oklch(97.1% 0.006 334)
-
Step 100
100
#EFE7EC
oklch(93.6% 0.011 339.3)
-
Step 200
200
#E3D4DE
oklch(88.5% 0.021 337.7)
-
Step 300
300
#D1B8C9
oklch(80.9% 0.037 337.6)
-
Step 400
400
#BA93AE
oklch(70.8% 0.059 337.7)
-
Step 500
500
#A8789A
oklch(63.2% 0.076 337.6)
-
Step 600
600
#936085
oklch(55.6% 0.084 337.3)
-
Step 700
700
#7D4F70
oklch(49.1% 0.077 337.8)
-
Step 800
800
#66415B
oklch(42.7% 0.064 338.4)
-
Step 900
900 (this color)
#583C50
oklch(39.5% 0.05 337.4)
-
Step 950
950
#31202C
oklch(26.9% 0.033 337.8)
#583C50 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) | #3D4251 | 0.049 |
| Deuteranopia (no green cones) | #43464F | 0.046 |
| Tritanopia (no blue cones) | #5B3D43 | 0.024 |
| Achromatopsia (no color) | #454545 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #583C50
#583C50
oklch(39.5% 0.05 337.4)
- #2F4F3C
#2F4F3C
oklch(39.7% 0.05 157.1)
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 #583C50, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.039
- Charcoal Grey #3C4142 ΔE 0.059
- Brownish Purple #76424E ΔE 0.063
- Onyx #343A40 ΔE 0.072
- Dark Grey Blue #29465B ΔE 0.076
- Charcoal #264653 ΔE 0.080
- Dark Slate Gray #2F4F4F ΔE 0.083
- Dusty Grape #545775 ΔE 0.085
Use #583C50 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.