#59377E
Closest named color: Dark Slate Blue (#483D8B). oklch(41.2% 0.118 303.8), rgb(89, 55, 126).
Aa
White text reads best on this color (9.24:1).
About this color
#59377E is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.118 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.038 away. White text reads best on it, at 9.24:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.118) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.27:1 |
| White text | 9.24:1 |
Values
| HEX | #59377E |
| RGB | rgb(89, 55, 126) |
| HSL | hsl(269, 39%, 35%) |
| OKLCH | oklch(41.2% 0.118 303.8) |
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 #59377E | 9.24:1 | AAA | Lc -95.4 | Preferred for body text |
| Black text on #59377E | 2.27:1 | Fails | Lc 12.9 | Not readable |
| #59377E text on white | 9.24:1 | AAA | Lc 91.0 | Preferred for body text |
| #59377E text on black | 2.27:1 | Fails | Lc -11.3 | 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
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#ECE7F5
oklch(93.6% 0.019 302.2)
-
Step 200
200
#DED3EE
oklch(88.4% 0.038 304)
-
Step 300
300
#CAB6E5
oklch(80.9% 0.069 304.3)
-
Step 400
400
#AF8FD9
oklch(70.7% 0.111 303.6)
-
Step 500
500
#9C72CE
oklch(63.2% 0.14 303.7)
-
Step 600
600
#8758BB
oklch(55.6% 0.153 303.8)
-
Step 700
700
#7347A1
oklch(49.1% 0.143 304.2)
-
Step 800
800 (this color)
#59377E
oklch(41.2% 0.118 303.8)
-
Step 900
900
#4C3369
oklch(37.6% 0.093 303.6)
-
Step 950
950
#2D1E3D
oklch(26.9% 0.059 305.1)
#59377E 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) | #1E4780 | 0.090 |
| Deuteranopia (no green cones) | #29477C | 0.081 |
| Tritanopia (no blue cones) | #524455 | 0.087 |
| Achromatopsia (no color) | #474747 | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59377E
#59377E
oklch(41.2% 0.118 303.8)
- #405300
#405300
oklch(41.1% 0.101 123.5)
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 #59377E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.038
- Rebecca Purple #663399 ΔE 0.051
- Blueberry #464196 ΔE 0.054
- Twilight #4E518B ΔE 0.069
- Dusk #4E5481 ΔE 0.078
- Cobalt #1E488F ΔE 0.091
- Dusty Grape #545775 ΔE 0.093
- Indigo #4B0082 ΔE 0.096
Use #59377E 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.