#5F3567
Closest named color: Dark Slate Blue (#483D8B). oklch(40.2% 0.095 321), rgb(95, 53, 103).
Aa
White text reads best on this color (9.58:1).
About this color
#5F3567 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.095 and its hue 321°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.073 away. White text reads best on it, at 9.58:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.095) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.19:1 |
| White text | 9.58:1 |
Values
| HEX | #5F3567 |
| RGB | rgb(95, 53, 103) |
| HSL | hsl(290, 32%, 31%) |
| OKLCH | oklch(40.2% 0.095 321) |
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 #5F3567 | 9.58:1 | AAA | Lc -96.2 | Preferred for body text |
| Black text on #5F3567 | 2.19:1 | Fails | Lc 12.0 | Not readable |
| #5F3567 text on white | 9.58:1 | AAA | Lc 91.9 | Preferred for body text |
| #5F3567 text on black | 2.19:1 | Fails | Lc -10.5 | 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
#F8F3F9
oklch(97% 0.01 320.5)
-
Step 100
100
#F0E6F2
oklch(93.6% 0.019 320.6)
-
Step 200
200
#E6D1E9
oklch(88.5% 0.04 322)
-
Step 300
300
#D6B2DD
oklch(80.9% 0.071 320.8)
-
Step 400
400
#C188CC
oklch(70.6% 0.115 320.9)
-
Step 500
500
#B169BE
oklch(63.2% 0.145 321.3)
-
Step 600
600
#9C4EAB
oklch(55.6% 0.159 321)
-
Step 700
700
#853E92
oklch(49% 0.148 321.2)
-
Step 800
800
#6C3477
oklch(42.7% 0.123 320.8)
-
Step 900
900 (this color)
#5F3567
oklch(40.2% 0.095 321)
-
Step 950
950
#341C38
oklch(27.1% 0.06 321.7)
#5F3567 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) | #2E4269 | 0.086 |
| Deuteranopia (no green cones) | #3A4766 | 0.078 |
| Tritanopia (no blue cones) | #603B49 | 0.059 |
| Achromatopsia (no color) | #454545 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F3567
#5F3567
oklch(40.2% 0.095 321)
- #285420
#285420
oklch(40.1% 0.095 140.7)
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 #5F3567, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.073
- Grape Purple #5D1451 ΔE 0.074
- Purple Brown #673A3F ΔE 0.075
- Brownish Purple #76424E ΔE 0.080
- Velvet #750851 ΔE 0.083
- Rich Purple #720058 ΔE 0.084
- Rebecca Purple #663399 ΔE 0.085
- Twilight #4E518B ΔE 0.088
Use #5F3567 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.