#55429E
Closest named color: Blueberry (#464196). oklch(44.9% 0.143 288.8), rgb(85, 66, 158).
Aa
White text reads best on this color (7.89:1).
About this color
#55429E is a dark, vivid purple. In OKLCH its lightness is 45%, its chroma 0.143 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.028 away. White text reads best on it, at 7.89:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | vivid (0.143) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.65:1 |
| White text | 7.89:1 |
Values
| HEX | #55429E |
| RGB | rgb(85, 66, 158) |
| HSL | hsl(252, 41%, 44%) |
| OKLCH | oklch(44.9% 0.143 288.8) |
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 #55429E | 7.89:1 | AAA | Lc -91.8 | Preferred for body text |
| Black text on #55429E | 2.65:1 | Fails | Lc 16.9 | Dividers and decoration only |
| #55429E text on white | 7.89:1 | AAA | Lc 87.1 | Fine for body text |
| #55429E text on black | 2.65:1 | Fails | Lc -15.0 | 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 800.
-
Step 50
50
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#E9E8FA
oklch(93.7% 0.024 288.5)
-
Step 200
200
#D7D5F7
oklch(88.5% 0.047 288.1)
-
Step 300
300
#BEB8F4
oklch(80.8% 0.084 288.9)
-
Step 400
400
#9E91EE
oklch(70.6% 0.134 288.9)
-
Step 500
500
#8873E9
oklch(63.1% 0.171 288.7)
-
Step 600
600
#7458D7
oklch(55.6% 0.186 289)
-
Step 700
700
#6147BA
oklch(49% 0.173 288.8)
-
Step 800
800 (this color)
#55429E
oklch(44.9% 0.143 288.8)
-
Step 900
900
#413478
oklch(37.7% 0.112 288.7)
-
Step 950
950
#261F46
oklch(27% 0.07 289.1)
#55429E 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) | #0453A1 | 0.084 |
| Deuteranopia (no green cones) | #084F9C | 0.082 |
| Tritanopia (no blue cones) | #3E5669 | 0.118 |
| Achromatopsia (no color) | #515151 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55429E
#55429E
oklch(44.9% 0.143 288.8)
- #5A5900
#5A5900
oklch(45% 0.098 109)
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 #55429E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.028
- Dark Slate Blue #483D8B ΔE 0.040
- Rebecca Purple #663399 ΔE 0.043
- Twilight #4E518B ΔE 0.054
- Blue With A Hint Of Purple #533CC6 ΔE 0.065
- Bluey Purple #6241C7 ΔE 0.068
- Dusk #4E5481 ΔE 0.074
- Blurple #5539CC ΔE 0.075
Use #55429E 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.