#57409D
Closest named color: Blueberry (#464196). oklch(44.7% 0.145 290.8), rgb(87, 64, 157).
Aa
White text reads best on this color (7.99:1).
About this color
#57409D is a dark, vivid purple. In OKLCH its lightness is 45%, its chroma 0.145 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.030 away. White text reads best on it, at 7.99:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | vivid (0.145) |
| Temperature | in between |
| Nearest name | Blueberry (#464196) |
| Black text | 2.62:1 |
| White text | 7.99:1 |
Values
| HEX | #57409D |
| RGB | rgb(87, 64, 157) |
| HSL | hsl(255, 42%, 43%) |
| OKLCH | oklch(44.7% 0.145 290.8) |
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 #57409D | 7.99:1 | AAA | Lc -92.1 | Preferred for body text |
| Black text on #57409D | 2.62:1 | Fails | Lc 16.6 | Dividers and decoration only |
| #57409D text on white | 7.99:1 | AAA | Lc 87.4 | Fine for body text |
| #57409D text on black | 2.62:1 | Fails | Lc -14.7 | 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
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#E9E7FA
oklch(93.5% 0.026 290.7)
-
Step 200
200
#D8D4F7
oklch(88.4% 0.048 290.6)
-
Step 300
300
#C0B8F4
oklch(81% 0.084 290.5)
-
Step 400
400
#A190EE
oklch(70.7% 0.135 290.8)
-
Step 500
500
#8C71E9
oklch(63.1% 0.174 290.9)
-
Step 600
600
#7756D7
oklch(55.6% 0.189 290.7)
-
Step 700
700
#6446BA
oklch(49.1% 0.174 290.4)
-
Step 800
800 (this color)
#57409D
oklch(44.7% 0.145 290.8)
-
Step 900
900
#433378
oklch(37.7% 0.113 290.6)
-
Step 950
950
#271F46
oklch(27.1% 0.07 290.3)
#57409D 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) | #0052A0 | 0.090 |
| Deuteranopia (no green cones) | #074E9B | 0.087 |
| Tritanopia (no blue cones) | #435568 | 0.118 |
| Achromatopsia (no color) | #515151 | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57409D
#57409D
oklch(44.7% 0.145 290.8)
- #575900
#575900
oklch(44.7% 0.098 111.3)
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 #57409D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.030
- Rebecca Purple #663399 ΔE 0.038
- Dark Slate Blue #483D8B ΔE 0.040
- Twilight #4E518B ΔE 0.057
- Blue With A Hint Of Purple #533CC6 ΔE 0.067
- Bluey Purple #6241C7 ΔE 0.069
- Dusk #4E5481 ΔE 0.076
- Blurple #5539CC ΔE 0.076
Use #57409D 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.