#59388C
Closest named color: Dark Slate Blue (#483D8B). oklch(42.3% 0.134 298.6), rgb(89, 56, 140).
Aa
White text reads best on this color (8.86:1).
About this color
#59388C is a dark, moderately saturated purple. In OKLCH its lightness is 42%, its chroma 0.134 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.031 away. White text reads best on it, at 8.86:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.134) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.36:1 |
| White text | 8.86:1 |
Values
| HEX | #59388C |
| RGB | rgb(89, 56, 140) |
| HSL | hsl(264, 43%, 38%) |
| OKLCH | oklch(42.3% 0.134 298.6) |
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 #59388C | 8.86:1 | AAA | Lc -94.4 | Preferred for body text |
| Black text on #59388C | 2.36:1 | Fails | Lc 14.0 | Not readable |
| #59388C text on white | 8.86:1 | AAA | Lc 89.9 | Fine for body text |
| #59388C text on black | 2.36:1 | Fails | Lc -12.3 | 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
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#EBE7F7
oklch(93.6% 0.022 297.4)
-
Step 200
200
#DCD3F3
oklch(88.4% 0.045 298.3)
-
Step 300
300
#C7B6ED
oklch(80.9% 0.078 298.8)
-
Step 400
400
#AB8EE4
oklch(70.7% 0.126 298.7)
-
Step 500
500
#9770DC
oklch(63.1% 0.16 298.4)
-
Step 600
600
#8355CA
oklch(55.7% 0.175 298.7)
-
Step 700
700
#6F44AE
oklch(49% 0.163 299)
-
Step 800
800 (this color)
#59388C
oklch(42.3% 0.134 298.6)
-
Step 900
900
#4A3271
oklch(37.7% 0.105 298.8)
-
Step 950
950
#2B1E42
oklch(27% 0.066 298.6)
#59388C 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) | #0A4A8F | 0.098 |
| Deuteranopia (no green cones) | #1B498A | 0.090 |
| Tritanopia (no blue cones) | #4E4A5C | 0.105 |
| Achromatopsia (no color) | #4A4A4A | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59388C
#59388C
oklch(42.3% 0.134 298.6)
- #495500
#495500
oklch(42.4% 0.099 118.7)
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 #59388C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.031
- Rebecca Purple #663399 ΔE 0.033
- Blueberry #464196 ΔE 0.040
- Twilight #4E518B ΔE 0.066
- Dusk #4E5481 ΔE 0.080
- Chrysanthemum #560BAD ΔE 0.084
- Cobalt #1E488F ΔE 0.087
- Imperial Purple #480CA8 ΔE 0.091
Use #59388C 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.