#5F366C
Closest named color: Dark Slate Blue (#483D8B). oklch(40.6% 0.099 317.6), rgb(95, 54, 108).
Aa
White text reads best on this color (9.41:1).
About this color
#5F366C is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.099 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.066 away. White text reads best on it, at 9.41:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.099) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.23:1 |
| White text | 9.41:1 |
Values
| HEX | #5F366C |
| RGB | rgb(95, 54, 108) |
| HSL | hsl(286, 33%, 32%) |
| OKLCH | oklch(40.6% 0.099 317.6) |
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 #5F366C | 9.41:1 | AAA | Lc -95.8 | Preferred for body text |
| Black text on #5F366C | 2.23:1 | Fails | Lc 12.4 | Not readable |
| #5F366C text on white | 9.41:1 | AAA | Lc 91.5 | Preferred for body text |
| #5F366C text on black | 2.23:1 | Fails | Lc -10.9 | 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
#F8F4F9
oklch(97.2% 0.008 319.4)
-
Step 100
100
#EFE7F1
oklch(93.7% 0.016 319.4)
-
Step 200
200
#E2D3E7
oklch(88.5% 0.031 317.7)
-
Step 300
300
#D0B5DA
oklch(80.8% 0.059 316.9)
-
Step 400
400
#B98EC7
oklch(70.7% 0.094 317.7)
-
Step 500
500
#A771B8
oklch(63.1% 0.119 317.8)
-
Step 600
600
#9258A4
oklch(55.6% 0.13 317.8)
-
Step 700
700
#7C488C
oklch(49.1% 0.119 317.9)
-
Step 800
800 (this color)
#5F366C
oklch(40.6% 0.099 317.6)
-
Step 900
900
#52335C
oklch(37.6% 0.078 317.6)
-
Step 950
950
#301E36
oklch(26.9% 0.05 317.4)
#5F366C 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) | #2C446E | 0.088 |
| Deuteranopia (no green cones) | #38486A | 0.079 |
| Tritanopia (no blue cones) | #5F3E4C | 0.065 |
| Achromatopsia (no color) | #464646 | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F366C
#5F366C
oklch(40.6% 0.099 317.6)
- #2C551B
#2C551B
oklch(40.5% 0.099 137.7)
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 #5F366C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.066
- Rebecca Purple #663399 ΔE 0.077
- Grape Purple #5D1451 ΔE 0.079
- Purple Brown #673A3F ΔE 0.082
- Twilight #4E518B ΔE 0.082
- Blueberry #464196 ΔE 0.083
- Brownish Purple #76424E ΔE 0.084
- Dusk #4E5481 ΔE 0.084
Use #5F366C 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.