#593C81
Closest named color: Dark Slate Blue (#483D8B). oklch(42.3% 0.113 301.1), rgb(89, 60, 129).
Aa
White text reads best on this color (8.79:1).
About this color
#593C81 is a dark, moderately saturated purple. In OKLCH its lightness is 42%, its chroma 0.113 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.034 away. White text reads best on it, at 8.79:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.113) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.38:1 |
| White text | 8.79:1 |
Values
| HEX | #593C81 |
| RGB | rgb(89, 60, 129) |
| HSL | hsl(265, 37%, 37%) |
| OKLCH | oklch(42.3% 0.113 301.1) |
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 #593C81 | 8.79:1 | AAA | Lc -94.4 | Preferred for body text |
| Black text on #593C81 | 2.38:1 | Fails | Lc 14.1 | Not readable |
| #593C81 text on white | 8.79:1 | AAA | Lc 89.9 | Fine for body text |
| #593C81 text on black | 2.38:1 | Fails | Lc -12.4 | 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 800.
-
Step 50
50
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#ECE7F5
oklch(93.6% 0.019 302.2)
-
Step 200
200
#DDD4EE
oklch(88.5% 0.037 301.4)
-
Step 300
300
#C8B7E5
oklch(80.9% 0.066 301.8)
-
Step 400
400
#AC91D8
oklch(70.7% 0.105 301.2)
-
Step 500
500
#9874CE
oklch(63.1% 0.136 301.1)
-
Step 600
600
#835BBB
oklch(55.7% 0.147 301)
-
Step 700
700
#6F4AA1
oklch(49.1% 0.137 301.1)
-
Step 800
800 (this color)
#593C81
oklch(42.3% 0.113 301.1)
-
Step 900
900
#4A3569
oklch(37.8% 0.089 300.9)
-
Step 950
950
#2B1F3D
oklch(26.9% 0.056 301.2)
#593C81 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) | #244A83 | 0.080 |
| Deuteranopia (no green cones) | #2C4A7F | 0.074 |
| Tritanopia (no blue cones) | #514958 | 0.087 |
| Achromatopsia (no color) | #4A4A4A | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #593C81
#593C81
oklch(42.3% 0.113 301.1)
- #465500
#465500
oklch(42.1% 0.101 120.7)
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 #593C81, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.034
- Blueberry #464196 ΔE 0.047
- Rebecca Purple #663399 ΔE 0.050
- Twilight #4E518B ΔE 0.057
- Dusk #4E5481 ΔE 0.067
- Dusty Grape #545775 ΔE 0.083
- Cobalt #1E488F ΔE 0.085
- Dusk Blue #26538D ΔE 0.087
Use #593C81 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.