#593178
Closest named color: Dark Slate Blue (#483D8B). oklch(39.8% 0.12 307.9), rgb(89, 49, 120).
Aa
White text reads best on this color (9.83:1).
About this color
#593178 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.120 and its hue 308°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.049 away. White text reads best on it, at 9.83:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.120) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.13:1 |
| White text | 9.83:1 |
Values
| HEX | #593178 |
| RGB | rgb(89, 49, 120) |
| HSL | hsl(274, 42%, 33%) |
| OKLCH | oklch(39.8% 0.12 307.9) |
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 #593178 | 9.83:1 | AAA | Lc -96.7 | Preferred for body text |
| Black text on #593178 | 2.13:1 | Fails | Lc 11.5 | Not readable |
| #593178 text on white | 9.83:1 | AAA | Lc 92.5 | Preferred for body text |
| #593178 text on black | 2.13:1 | Fails | Lc -10.0 | 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
#F8F3FC
oklch(97.1% 0.013 310.5)
-
Step 100
100
#EFE6F8
oklch(93.7% 0.026 308.2)
-
Step 200
200
#E2D1F3
oklch(88.5% 0.049 307.8)
-
Step 300
300
#D1B1EE
oklch(80.9% 0.091 308.3)
-
Step 400
400
#B986E5
oklch(70.6% 0.144 307.8)
-
Step 500
500
#A864DE
oklch(63.1% 0.185 307.7)
-
Step 600
600
#9447CB
oklch(55.7% 0.2 308)
-
Step 700
700
#7E37B0
oklch(49.2% 0.186 307.8)
-
Step 800
800
#662F8E
oklch(42.7% 0.153 307.8)
-
Step 900
900 (this color)
#593178
oklch(39.8% 0.12 307.9)
-
Step 950
950
#311A43
oklch(27.1% 0.077 308)
#593178 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) | #18427A | 0.099 |
| Deuteranopia (no green cones) | #274476 | 0.089 |
| Tritanopia (no blue cones) | #543E4F | 0.086 |
| Achromatopsia (no color) | #434343 | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #593178
#593178
oklch(39.8% 0.12 307.9)
- #375100
#375100
oklch(39.9% 0.104 127.8)
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 #593178, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.049
- Rebecca Purple #663399 ΔE 0.059
- Blueberry #464196 ΔE 0.067
- Grape Purple #5D1451 ΔE 0.082
- Twilight #4E518B ΔE 0.085
- Indigo #4B0082 ΔE 0.085
- Royal Purple #4B006E ΔE 0.089
- Dusk #4E5481 ΔE 0.092
Use #593178 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.