#5F3C83
Closest named color: Dark Slate Blue (#483D8B). oklch(43.1% 0.117 304.7), rgb(95, 60, 131).
Aa
White text reads best on this color (8.53:1).
About this color
#5F3C83 is a dark, moderately saturated purple. In OKLCH its lightness is 43%, its chroma 0.117 and its hue 305°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.043 away. White text reads best on it, at 8.53:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.117) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.46:1 |
| White text | 8.53:1 |
Values
| HEX | #5F3C83 |
| RGB | rgb(95, 60, 131) |
| HSL | hsl(270, 37%, 37%) |
| OKLCH | oklch(43.1% 0.117 304.7) |
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 #5F3C83 | 8.53:1 | AAA | Lc -93.7 | Preferred for body text |
| Black text on #5F3C83 | 2.46:1 | Fails | Lc 14.9 | Not readable |
| #5F3C83 text on white | 8.53:1 | AAA | Lc 89.1 | Fine for body text |
| #5F3C83 text on black | 2.46:1 | Fails | Lc -13.1 | 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
#EDE7F5
oklch(93.7% 0.02 305.3)
-
Step 200
200
#DFD3EE
oklch(88.5% 0.039 305.6)
-
Step 300
300
#CAB6E5
oklch(80.9% 0.069 304.3)
-
Step 400
400
#B08FD8
oklch(70.7% 0.11 304.5)
-
Step 500
500
#9D71CD
oklch(63.1% 0.14 304.8)
-
Step 600
600
#8858BA
oklch(55.7% 0.152 304.6)
-
Step 700
700
#7447A0
oklch(49.1% 0.142 305.1)
-
Step 800
800 (this color)
#5F3C83
oklch(43.1% 0.117 304.7)
-
Step 900
900
#4D3368
oklch(37.7% 0.092 305.1)
-
Step 950
950
#2D1E3D
oklch(26.9% 0.059 305.1)
#5F3C83 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) | #254B85 | 0.089 |
| Deuteranopia (no green cones) | #304C81 | 0.081 |
| Tritanopia (no blue cones) | #594959 | 0.088 |
| Achromatopsia (no color) | #4C4C4C | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F3C83
#5F3C83
oklch(43.1% 0.117 304.7)
- #435900
#435900
oklch(43% 0.107 124.5)
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 #5F3C83, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.043
- Rebecca Purple #663399 ΔE 0.044
- Blueberry #464196 ΔE 0.053
- Twilight #4E518B ΔE 0.059
- Dusk #4E5481 ΔE 0.069
- Dusty Grape #545775 ΔE 0.084
- Light Eggplant #894585 ΔE 0.086
- Denim Blue #3B5B92 ΔE 0.093
Use #5F3C83 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.