#5F4381
Closest named color: Twilight (#4E518B). oklch(44.2% 0.103 303.3), rgb(95, 67, 129).
Aa
White text reads best on this color (8.05:1).
About this color
#5F4381 is a dark, moderately saturated purple. In OKLCH its lightness is 44%, its chroma 0.103 and its hue 303°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.045 away. White text reads best on it, at 8.05:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.103) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.60:1 |
| White text | 8.05:1 |
Values
| HEX | #5F4381 |
| RGB | rgb(95, 67, 129) |
| HSL | hsl(267, 32%, 38%) |
| OKLCH | oklch(44.2% 0.103 303.3) |
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 #5F4381 | 8.05:1 | AAA | Lc -92.4 | Preferred for body text |
| Black text on #5F4381 | 2.60:1 | Fails | Lc 16.3 | Dividers and decoration only |
| #5F4381 text on white | 8.05:1 | AAA | Lc 87.7 | Fine for body text |
| #5F4381 text on black | 2.60:1 | Fails | Lc -14.4 | 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 800.
-
Step 50
50
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#ECE7F4
oklch(93.6% 0.018 303.4)
-
Step 200
200
#DDD4EC
oklch(88.4% 0.034 302.7)
-
Step 300
300
#C8B8E1
oklch(80.9% 0.059 302.9)
-
Step 400
400
#AD92D2
oklch(70.7% 0.096 303.4)
-
Step 500
500
#9976C6
oklch(63.2% 0.122 303.2)
-
Step 600
600
#845DB2
oklch(55.6% 0.133 303.6)
-
Step 700
700
#704C99
oklch(49.1% 0.124 303.8)
-
Step 800
800 (this color)
#5F4381
oklch(44.2% 0.103 303.3)
-
Step 900
900
#4A3664
oklch(37.7% 0.079 302.8)
-
Step 950
950
#2C203B
oklch(27.1% 0.051 303.6)
#5F4381 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) | #324F83 | 0.072 |
| Deuteranopia (no green cones) | #39507F | 0.066 |
| Tritanopia (no blue cones) | #594E5C | 0.077 |
| Achromatopsia (no color) | #505050 | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F4381
#5F4381
oklch(44.2% 0.103 303.3)
- #485C0C
#485C0C
oklch(44.3% 0.103 123.6)
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 #5F4381, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.045
- Dark Slate Blue #483D8B ΔE 0.049
- Dusk #4E5481 ΔE 0.052
- Blueberry #464196 ΔE 0.056
- Rebecca Purple #663399 ΔE 0.058
- Dusty Grape #545775 ΔE 0.066
- Denim Blue #3B5B92 ΔE 0.079
- Light Eggplant #894585 ΔE 0.080
Use #5F4381 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.