#583E59
Closest named color: Purple Brown (#673A3F). oklch(40.3% 0.055 325.3), rgb(88, 62, 89).
Aa
White text reads best on this color (9.34:1).
About this color
#583E59 is a dark, muted purple. In OKLCH its lightness is 40%, its chroma 0.055 and its hue 325°. 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 9.34:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | muted (0.055) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.24:1 |
| White text | 9.34:1 |
Values
| HEX | #583E59 |
| RGB | rgb(88, 62, 89) |
| HSL | hsl(298, 18%, 30%) |
| OKLCH | oklch(40.3% 0.055 325.3) |
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 #583E59 | 9.34:1 | AAA | Lc -95.8 | Preferred for body text |
| Black text on #583E59 | 2.24:1 | Fails | Lc 12.4 | Not readable |
| #583E59 text on white | 9.34:1 | AAA | Lc 91.5 | Preferred for body text |
| #583E59 text on black | 2.24:1 | Fails | Lc -10.9 | 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 800.
-
Step 50
50
#F7F4F7
oklch(97% 0.005 325.6)
-
Step 100
100
#EDE8ED
oklch(93.6% 0.009 325.6)
-
Step 200
200
#E0D5E0
oklch(88.5% 0.019 325.7)
-
Step 300
300
#CCBACC
oklch(80.9% 0.032 325.9)
-
Step 400
400
#B296B3
oklch(70.8% 0.052 325)
-
Step 500
500
#9E7CA0
oklch(63.1% 0.066 324.5)
-
Step 600
600
#89658B
oklch(55.7% 0.072 324.7)
-
Step 700
700
#745376
oklch(49% 0.068 324.6)
-
Step 800
800 (this color)
#583E59
oklch(40.3% 0.055 325.3)
-
Step 900
900
#4E3A4E
oklch(37.8% 0.043 326.4)
-
Step 950
950
#2D222E
oklch(27% 0.027 323.6)
#583E59 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) | #3C455A | 0.050 |
| Deuteranopia (no green cones) | #424858 | 0.046 |
| Tritanopia (no blue cones) | #594048 | 0.032 |
| Achromatopsia (no color) | #474747 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #583E59
#583E59
oklch(40.3% 0.055 325.3)
- #355136
#355136
oklch(40.4% 0.056 145.3)
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 #583E59, 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 0.064
- Charcoal Grey #3C4142 ΔE 0.067
- Dark Grey Blue #29465B ΔE 0.074
- Dusty Grape #545775 ΔE 0.075
- Onyx #343A40 ΔE 0.079
- Dusk #4E5481 ΔE 0.080
- Charcoal #264653 ΔE 0.081
Use #583E59 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.