#59316B
Closest named color: Dark Slate Blue (#483D8B). oklch(39% 0.104 314.4), rgb(89, 49, 107).
Aa
White text reads best on this color (10.11:1).
About this color
#59316B is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.104 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.064 away. White text reads best on it, at 10.11:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.104) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.07:1 |
| White text | 10.11:1 |
Values
| HEX | #59316B |
| RGB | rgb(89, 49, 107) |
| HSL | hsl(281, 37%, 31%) |
| OKLCH | oklch(39% 0.104 314.4) |
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 #59316B | 10.11:1 | AAA | Lc -97.3 | Preferred for body text |
| Black text on #59316B | 2.07:1 | Fails | Lc 10.7 | Not readable |
| #59316B text on white | 10.11:1 | AAA | Lc 93.2 | Preferred for body text |
| #59316B text on black | 2.07:1 | Fails | Lc -9.3 | 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 900.
-
Step 50
50
#F8F3FA
oklch(97% 0.011 316.5)
-
Step 100
100
#F0E6F5
oklch(93.7% 0.023 314.7)
-
Step 200
200
#E4D1EE
oklch(88.5% 0.044 314.1)
-
Step 300
300
#D3B2E4
oklch(80.9% 0.078 314.1)
-
Step 400
400
#BD88D7
oklch(70.7% 0.125 314.1)
-
Step 500
500
#AC68CB
oklch(63.1% 0.158 314.4)
-
Step 600
600
#984CB8
oklch(55.6% 0.174 314.7)
-
Step 700
700
#813D9F
oklch(49.1% 0.161 314.1)
-
Step 800
800
#693381
oklch(42.7% 0.134 314.1)
-
Step 900
900 (this color)
#59316B
oklch(39% 0.104 314.4)
-
Step 950
950
#321B3C
oklch(26.9% 0.066 314.9)
#59316B 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) | #243F6D | 0.090 |
| Deuteranopia (no green cones) | #304369 | 0.081 |
| Tritanopia (no blue cones) | #583A49 | 0.070 |
| Achromatopsia (no color) | #424242 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59316B
#59316B
oklch(39% 0.104 314.4)
- #2B500B
#2B500B
oklch(38.9% 0.104 134.4)
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 #59316B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.064
- Grape Purple #5D1451 ΔE 0.068
- Rebecca Purple #663399 ΔE 0.080
- Blueberry #464196 ΔE 0.083
- Rich Purple #720058 ΔE 0.084
- Velvet #750851 ΔE 0.087
- Purple Brown #673A3F ΔE 0.091
- Royal Purple #4B006E ΔE 0.092
Use #59316B 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.