#593A66
Closest named color: Dark Slate Blue (#483D8B). oklch(40.3% 0.081 315.4), rgb(89, 58, 102).
Aa
White text reads best on this color (9.45:1).
About this color
#593A66 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.081 and its hue 315°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.068 away. White text reads best on it, at 9.45:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.081) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.22:1 |
| White text | 9.45:1 |
Values
| HEX | #593A66 |
| RGB | rgb(89, 58, 102) |
| HSL | hsl(282, 28%, 31%) |
| OKLCH | oklch(40.3% 0.081 315.4) |
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 #593A66 | 9.45:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #593A66 | 2.22:1 | Fails | Lc 12.2 | Not readable |
| #593A66 text on white | 9.45:1 | AAA | Lc 91.7 | Preferred for body text |
| #593A66 text on black | 2.22:1 | Fails | Lc -10.7 | 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
#F7F4F8
oklch(97.1% 0.006 317.8)
-
Step 100
100
#EDE7F0
oklch(93.5% 0.014 314.8)
-
Step 200
200
#E0D4E5
oklch(88.5% 0.026 316.1)
-
Step 300
300
#CDB8D6
oklch(81% 0.047 315.8)
-
Step 400
400
#B393C1
oklch(70.8% 0.075 315.5)
-
Step 500
500
#A077B1
oklch(63.1% 0.096 315.7)
-
Step 600
600
#8B5F9D
oklch(55.6% 0.105 315.7)
-
Step 700
700
#764E86
oklch(49.1% 0.098 315.9)
-
Step 800
800 (this color)
#593A66
oklch(40.3% 0.081 315.4)
-
Step 900
900
#4E3758
oklch(37.7% 0.062 315.3)
-
Step 950
950
#2E2034
oklch(27% 0.041 315.5)
#593A66 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) | #334468 | 0.066 |
| Deuteranopia (no green cones) | #3A4765 | 0.061 |
| Tritanopia (no blue cones) | #58404B | 0.054 |
| Achromatopsia (no color) | #464646 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #593A66
#593A66
oklch(40.3% 0.081 315.4)
- #345223
#345223
oklch(40.3% 0.081 135.4)
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 #593A66, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.068
- Purple Brown #673A3F ΔE 0.071
- Dusk #4E5481 ΔE 0.077
- Brownish Purple #76424E ΔE 0.078
- Twilight #4E518B ΔE 0.079
- Dusty Grape #545775 ΔE 0.081
- Grape Purple #5D1451 ΔE 0.085
- Blueberry #464196 ΔE 0.085
Use #593A66 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.