#57419C
Closest named color: Blueberry (#464196). oklch(44.8% 0.142 290.7), rgb(87, 65, 156).
Aa
White text reads best on this color (7.95:1).
About this color
#57419C is a dark, vivid purple. In OKLCH its lightness is 45%, its chroma 0.142 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 7.95:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | vivid (0.142) |
| Temperature | in between |
| Nearest name | Blueberry (#464196) |
| Black text | 2.64:1 |
| White text | 7.95:1 |
Values
| HEX | #57419C |
| RGB | rgb(87, 65, 156) |
| HSL | hsl(255, 41%, 43%) |
| OKLCH | oklch(44.8% 0.142 290.7) |
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 #57419C | 7.95:1 | AAA | Lc -92.0 | Preferred for body text |
| Black text on #57419C | 2.64:1 | Fails | Lc 16.7 | Dividers and decoration only |
| #57419C text on white | 7.95:1 | AAA | Lc 87.3 | Fine for body text |
| #57419C text on black | 2.64:1 | Fails | Lc -14.9 | 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
#E9E7F9
oklch(93.5% 0.024 291)
-
Step 200
200
#D8D4F6
oklch(88.4% 0.047 290.8)
-
Step 300
300
#C0B8F3
oklch(81% 0.083 290.6)
-
Step 400
400
#A191ED
oklch(70.8% 0.133 290.6)
-
Step 500
500
#8B72E7
oklch(63% 0.17 290.5)
-
Step 600
600
#7757D5
oklch(55.6% 0.185 290.8)
-
Step 700
700
#6447B8
oklch(49.1% 0.17 290.6)
-
Step 800
800 (this color)
#57419C
oklch(44.8% 0.142 290.7)
-
Step 900
900
#433477
oklch(37.8% 0.11 290.5)
-
Step 950
950
#271F46
oklch(27.1% 0.07 290.3)
#57419C 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) | #07539F | 0.087 |
| Deuteranopia (no green cones) | #0F4F9A | 0.084 |
| Tritanopia (no blue cones) | #435568 | 0.116 |
| Achromatopsia (no color) | #515151 | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57419C
#57419C
oklch(44.8% 0.142 290.7)
- #585900
#585900
oklch(44.8% 0.098 110.5)
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 #57419C, 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 0.039
- Dark Slate Blue #483D8B ΔE 0.039
- Twilight #4E518B ΔE 0.054
- Blue With A Hint Of Purple #533CC6 ΔE 0.069
- Bluey Purple #6241C7 ΔE 0.071
- Dusk #4E5481 ΔE 0.074
- Blurple #5539CC ΔE 0.078
Use #57419C 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.