#583C58
Closest named color: Purple Brown (#673A3F). oklch(39.9% 0.058 326.6), rgb(88, 60, 88).
Aa
White text reads best on this color (9.53:1).
About this color
#583C58 is a dark, muted purple. In OKLCH its lightness is 40%, its chroma 0.058 and its hue 327°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.049 away. White text reads best on it, at 9.53:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | muted (0.058) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.20:1 |
| White text | 9.53:1 |
Values
| HEX | #583C58 |
| RGB | rgb(88, 60, 88) |
| HSL | hsl(300, 19%, 29%) |
| OKLCH | oklch(39.9% 0.058 326.6) |
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 #583C58 | 9.53:1 | AAA | Lc -96.3 | Preferred for body text |
| Black text on #583C58 | 2.20:1 | Fails | Lc 12.0 | Not readable |
| #583C58 text on white | 9.53:1 | AAA | Lc 92.0 | Preferred for body text |
| #583C58 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
#F8F4F7
oklch(97.1% 0.006 334)
-
Step 100
100
#EFE7EE
oklch(93.6% 0.013 329.6)
-
Step 200
200
#E2D4E2
oklch(88.5% 0.024 325.8)
-
Step 300
300
#D0B7D0
oklch(80.8% 0.044 326)
-
Step 400
400
#B892B8
oklch(70.7% 0.069 326.3)
-
Step 500
500
#A676A6
oklch(63.1% 0.089 326.6)
-
Step 600
600
#915E91
oklch(55.5% 0.097 326.8)
-
Step 700
700
#7B4D7C
oklch(49% 0.091 326.1)
-
Step 800
800
#644065
oklch(42.7% 0.075 325.9)
-
Step 900
900 (this color)
#583C58
oklch(39.9% 0.058 326.6)
-
Step 950
950
#302030
oklch(27% 0.037 326.5)
#583C58 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) | #3A4359 | 0.053 |
| Deuteranopia (no green cones) | #414757 | 0.049 |
| Tritanopia (no blue cones) | #5A3E46 | 0.033 |
| Achromatopsia (no color) | #454545 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #583C58
#583C58
oklch(39.9% 0.058 326.6)
- #325034
#325034
oklch(39.9% 0.059 145.9)
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 #583C58, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.049
- Brownish Purple #76424E ΔE 0.066
- Charcoal Grey #3C4142 ΔE 0.068
- Dark Grey Blue #29465B ΔE 0.076
- Onyx #343A40 ΔE 0.078
- Dusty Grape #545775 ΔE 0.080
- Charcoal #264653 ΔE 0.083
- Dusk #4E5481 ΔE 0.084
Use #583C58 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.