#57479E
Closest named color: Blueberry (#464196). oklch(46% 0.136 288.3), rgb(87, 71, 158).
Aa
White text reads best on this color (7.49:1).
About this color
#57479E is a medium-dark, moderately saturated purple. In OKLCH its lightness is 46%, its chroma 0.136 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.035 away. White text reads best on it, at 7.49:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.136) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.80:1 |
| White text | 7.49:1 |
Values
| HEX | #57479E |
| RGB | rgb(87, 71, 158) |
| HSL | hsl(251, 38%, 45%) |
| OKLCH | oklch(46% 0.136 288.3) |
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 #57479E | 7.49:1 | AAA | Lc -90.6 | Preferred for body text |
| Black text on #57479E | 2.80:1 | Fails | Lc 18.2 | Dividers and decoration only |
| #57479E text on white | 7.49:1 | AAA | Lc 85.8 | Fine for body text |
| #57479E text on black | 2.80:1 | 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E9E8F6
oklch(93.6% 0.019 289.3)
-
Step 200
200
#D7D6F1
oklch(88.5% 0.037 287.3)
-
Step 300
300
#BEBAE9
oklch(80.8% 0.066 288.7)
-
Step 400
400
#9E96DE
oklch(70.8% 0.104 288.5)
-
Step 500
500
#877AD5
oklch(63.1% 0.134 288.5)
-
Step 600
600
#7161C2
oklch(55.5% 0.146 288.3)
-
Step 700
700 (this color)
#57479E
oklch(46% 0.136 288.3)
-
Step 800
800
#4E4288
oklch(42.7% 0.112 288.6)
-
Step 900
900
#40386D
oklch(37.6% 0.088 288.3)
-
Step 950
950
#252140
oklch(26.9% 0.057 287.9)
#57479E 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) | #1B57A1 | 0.075 |
| Deuteranopia (no green cones) | #1C529C | 0.073 |
| Tritanopia (no blue cones) | #425A6B | 0.113 |
| Achromatopsia (no color) | #555555 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57479E
#57479E
oklch(46% 0.136 288.3)
- #5E5C00
#5E5C00
oklch(46.2% 0.1 108.3)
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 #57479E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.035
- Twilight #4E518B ΔE 0.045
- Dark Slate Blue #483D8B ΔE 0.047
- Rebecca Purple #663399 ΔE 0.050
- Dusk #4E5481 ΔE 0.065
- Denim Blue #3B5B92 ΔE 0.068
- Bluey Purple #6241C7 ΔE 0.069
- Blue With A Hint Of Purple #533CC6 ΔE 0.069
Use #57479E 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.