#5F4599
Closest named color: Rebecca Purple (#663399). oklch(46.1% 0.132 295), rgb(95, 69, 153).
Aa
White text reads best on this color (7.50:1).
About this color
#5F4599 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 46%, its chroma 0.132 and its hue 295°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.041 away. White text reads best on it, at 7.50:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.132) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.79:1 |
| White text | 7.50:1 |
Values
| HEX | #5F4599 |
| RGB | rgb(95, 69, 153) |
| HSL | hsl(259, 38%, 44%) |
| OKLCH | oklch(46.1% 0.132 295) |
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 #5F4599 | 7.50:1 | AAA | Lc -90.7 | Preferred for body text |
| Black text on #5F4599 | 2.79:1 | Fails | Lc 18.2 | Dividers and decoration only |
| #5F4599 text on white | 7.50:1 | AAA | Lc 85.8 | Fine for body text |
| #5F4599 text on black | 2.79:1 | Fails | Lc -16.2 | Dividers and decoration only |
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 700.
-
Step 50
50
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#EAE8F5
oklch(93.6% 0.018 293.1)
-
Step 200
200
#DAD5EF
oklch(88.5% 0.036 294.5)
-
Step 300
300
#C3B9E6
oklch(80.9% 0.064 295.1)
-
Step 400
400
#A594DA
oklch(70.8% 0.102 294.8)
-
Step 500
500
#9078D0
oklch(63.2% 0.131 294.9)
-
Step 600
600
#7B5FBD
oklch(55.7% 0.142 295.1)
-
Step 700
700 (this color)
#5F4599
oklch(46.1% 0.132 295)
-
Step 800
800
#544084
oklch(42.7% 0.11 294.9)
-
Step 900
900
#45376A
oklch(37.7% 0.086 294.6)
-
Step 950
950
#28213E
oklch(27.1% 0.053 293.6)
#5F4599 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) | #20559C | 0.085 |
| Deuteranopia (no green cones) | #275397 | 0.080 |
| Tritanopia (no blue cones) | #515668 | 0.105 |
| Achromatopsia (no color) | #555555 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F4599
#5F4599
oklch(46.1% 0.132 295)
- #575E00
#575E00
oklch(46% 0.104 114.7)
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 #5F4599, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.041
- Blueberry #464196 ΔE 0.045
- Twilight #4E518B ΔE 0.048
- Dark Slate Blue #483D8B ΔE 0.051
- Dusk #4E5481 ΔE 0.066
- Bluey Purple #6241C7 ΔE 0.074
- Denim Blue #3B5B92 ΔE 0.077
- Dusky Blue #475F94 ΔE 0.077
Use #5F4599 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.