#583D51
Closest named color: Purple Brown (#673A3F). oklch(39.8% 0.049 336.2), rgb(88, 61, 81).
Aa
White text reads best on this color (9.54:1).
About this color
#583D51 is a dark, muted purple. In OKLCH its lightness is 40%, its chroma 0.049 and its hue 336°. 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 9.54:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | muted (0.049) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.20:1 |
| White text | 9.54:1 |
Values
| HEX | #583D51 |
| RGB | rgb(88, 61, 81) |
| HSL | hsl(316, 18%, 29%) |
| OKLCH | oklch(39.8% 0.049 336.2) |
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 #583D51 | 9.54:1 | AAA | Lc -96.3 | Preferred for body text |
| Black text on #583D51 | 2.20:1 | Fails | Lc 11.9 | Not readable |
| #583D51 text on white | 9.54:1 | AAA | Lc 92.0 | Preferred for body text |
| #583D51 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
#EFE7EC
oklch(93.6% 0.011 339.3)
-
Step 200
200
#E2D4DE
oklch(88.4% 0.02 335.7)
-
Step 300
300
#D1B8CA
oklch(80.9% 0.037 335.9)
-
Step 400
400
#B993AE
oklch(70.7% 0.058 336.9)
-
Step 500
500
#A7789B
oklch(63.1% 0.076 336)
-
Step 600
600
#926185
oklch(55.7% 0.081 336.8)
-
Step 700
700
#7C5071
oklch(49.2% 0.075 336.3)
-
Step 800
800
#65425C
oklch(42.8% 0.062 336.5)
-
Step 900
900 (this color)
#583D51
oklch(39.8% 0.049 336.2)
-
Step 950
950
#30212C
oklch(27% 0.03 336.3)
#583D51 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) | #3D4352 | 0.048 |
| Deuteranopia (no green cones) | #444750 | 0.044 |
| Tritanopia (no blue cones) | #5B3E44 | 0.024 |
| Achromatopsia (no color) | #454545 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #583D51
#583D51
oklch(39.8% 0.049 336.2)
- #304F3C
#304F3C
oklch(39.7% 0.049 156.4)
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 #583D51, 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 0.062
- Onyx #343A40 ΔE 0.073
- Dark Grey Blue #29465B ΔE 0.075
- Charcoal #264653 ΔE 0.079
- Dark Slate Gray #2F4F4F ΔE 0.082
- Dusty Grape #545775 ΔE 0.083
Use #583D51 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.