#5A316B
Closest named color: Dark Slate Blue (#483D8B). oklch(39.1% 0.105 315.2), rgb(90, 49, 107).
Aa
White text reads best on this color (10.06:1).
About this color
#5A316B is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.105 and its hue 315°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.065 away. White text reads best on it, at 10.06:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.105) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.08:1 |
| White text | 10.06:1 |
Values
| HEX | #5A316B |
| RGB | rgb(90, 49, 107) |
| HSL | hsl(282, 37%, 31%) |
| OKLCH | oklch(39.1% 0.105 315.2) |
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 #5A316B | 10.06:1 | AAA | Lc -97.2 | Preferred for body text |
| Black text on #5A316B | 2.08:1 | Fails | Lc 10.9 | Not readable |
| #5A316B text on white | 10.06:1 | AAA | Lc 93.1 | Preferred for body text |
| #5A316B text on black | 2.08:1 | Fails | Lc -9.4 | 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 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
#E4D1ED
oklch(88.5% 0.043 315)
-
Step 300
300
#D4B2E4
oklch(80.9% 0.078 314.9)
-
Step 400
400
#BE88D6
oklch(70.8% 0.125 315)
-
Step 500
500
#AD67CB
oklch(63% 0.161 314.9)
-
Step 600
600
#994CB8
oklch(55.7% 0.174 315.1)
-
Step 700
700
#823C9E
oklch(49.1% 0.162 315.1)
-
Step 800
800
#6A3280
oklch(42.7% 0.135 315.4)
-
Step 900
900 (this color)
#5A316B
oklch(39.1% 0.105 315.2)
-
Step 950
950
#321B3C
oklch(26.9% 0.066 314.9)
#5A316B 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 | 0.091 |
| Deuteranopia (no green cones) | #314369 | 0.082 |
| Tritanopia (no blue cones) | #593A49 | 0.069 |
| Achromatopsia (no color) | #424242 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A316B
#5A316B
oklch(39.1% 0.105 315.2)
- #2A510D
#2A510D
oklch(39.1% 0.105 135.3)
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 #5A316B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.065
- Grape Purple #5D1451 ΔE 0.068
- Rebecca Purple #663399 ΔE 0.079
- Rich Purple #720058 ΔE 0.083
- Blueberry #464196 ΔE 0.084
- Velvet #750851 ΔE 0.085
- Purple Brown #673A3F ΔE 0.090
- Twilight #4E518B ΔE 0.092
Use #5A316B 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.