#5F539D
Closest named color: Twilight (#4E518B). oklch(48.9% 0.116 288.8), rgb(95, 83, 157).
Aa
White text reads best on this color (6.54:1).
About this color
#5F539D is a medium-dark, moderately saturated purple. In OKLCH its lightness is 49%, its chroma 0.116 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.040 away. White text reads best on it, at 6.54:1.
| Hue family | Purples |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.116) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 3.21:1 |
| White text | 6.54:1 |
Values
| HEX | #5F539D |
| RGB | rgb(95, 83, 157) |
| HSL | hsl(250, 31%, 47%) |
| OKLCH | oklch(48.9% 0.116 288.8) |
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 #5F539D | 6.54:1 | AA | Lc -87.3 | Fine for body text |
| Black text on #5F539D | 3.21:1 | AA large text | Lc 21.8 | Dividers and decoration only |
| #5F539D text on white | 6.54:1 | AA | Lc 82.3 | Fine for body text |
| #5F539D text on black | 3.21:1 | AA large text | Lc -19.6 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E9E8F4
oklch(93.5% 0.016 289.9)
-
Step 200
200
#D8D6ED
oklch(88.5% 0.031 289.7)
-
Step 300
300
#BFBBE3
oklch(80.8% 0.056 289.7)
-
Step 400
400
#9E98D5
oklch(70.7% 0.088 288.4)
-
Step 500
500
#877DCA
oklch(63.1% 0.114 288.6)
-
Step 600
600
#7265B7
oklch(55.6% 0.124 289)
-
Step 700
700 (this color)
#5F539D
oklch(48.9% 0.116 288.8)
-
Step 800
800
#4E4580
oklch(42.8% 0.096 288.7)
-
Step 900
900
#403A67
oklch(37.6% 0.076 288.3)
-
Step 950
950
#26223C
oklch(27% 0.048 289.9)
#5F539D 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) | #385FA0 | 0.057 |
| Deuteranopia (no green cones) | #385C9B | 0.056 |
| Tritanopia (no blue cones) | #4E6270 | 0.098 |
| Achromatopsia (no color) | #5D5D5D | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F539D
#5F539D
oklch(48.9% 0.116 288.8)
- #666400
#666400
oklch(48.9% 0.106 108.4)
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 #5F539D, closest first.
No curated palette has a color within ΔE 0.04 of #5F539D.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.040
- Dusky Blue #475F94 ΔE 0.050
- Dusk #4E5481 ΔE 0.054
- Denim Blue #3B5B92 ΔE 0.057
- Iris #6258C4 ΔE 0.062
- Blueberry #464196 ΔE 0.066
- French Blue #436BAD ΔE 0.070
- Dusty Grape #545775 ΔE 0.072
Use #5F539D 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.