#55439E
Closest named color: Blueberry (#464196). oklch(45.1% 0.142 288.5), rgb(85, 67, 158).
Aa
White text reads best on this color (7.82:1).
About this color
#55439E is a medium-dark, vivid purple. In OKLCH its lightness is 45%, its chroma 0.142 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.029 away. White text reads best on it, at 7.82:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | vivid (0.142) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.68:1 |
| White text | 7.82:1 |
Values
| HEX | #55439E |
| RGB | rgb(85, 67, 158) |
| HSL | hsl(252, 40%, 44%) |
| OKLCH | oklch(45.1% 0.142 288.5) |
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 #55439E | 7.82:1 | AAA | Lc -91.6 | Preferred for body text |
| Black text on #55439E | 2.68:1 | Fails | Lc 17.1 | Dividers and decoration only |
| #55439E text on white | 7.82:1 | AAA | Lc 86.9 | Fine for body text |
| #55439E text on black | 2.68:1 | Fails | Lc -15.2 | 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 800.
-
Step 50
50
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#E9E8F9
oklch(93.7% 0.023 288.7)
-
Step 200
200
#D7D5F7
oklch(88.5% 0.047 288.1)
-
Step 300
300
#BEB9F4
oklch(81% 0.083 288.3)
-
Step 400
400
#9E92EE
oklch(70.8% 0.132 288.5)
-
Step 500
500
#8874E8
oklch(63.2% 0.169 288.5)
-
Step 600
600
#7359D6
oklch(55.6% 0.184 288.5)
-
Step 700
700
#6148BA
oklch(49.2% 0.171 288.5)
-
Step 800
800 (this color)
#55439E
oklch(45.1% 0.142 288.5)
-
Step 900
900
#413478
oklch(37.7% 0.112 288.7)
-
Step 950
950
#261F46
oklch(27% 0.07 289.1)
#55439E 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) | #0954A1 | 0.082 |
| Deuteranopia (no green cones) | #0C509C | 0.080 |
| Tritanopia (no blue cones) | #3E576A | 0.117 |
| Achromatopsia (no color) | #525252 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55439E
#55439E
oklch(45.1% 0.142 288.5)
- #5B5900
#5B5900
oklch(45.1% 0.097 108.2)
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 #55439E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.029
- Dark Slate Blue #483D8B ΔE 0.041
- Rebecca Purple #663399 ΔE 0.045
- Twilight #4E518B ΔE 0.052
- Blue With A Hint Of Purple #533CC6 ΔE 0.066
- Bluey Purple #6241C7 ΔE 0.068
- Dusk #4E5481 ΔE 0.072
- Denim Blue #3B5B92 ΔE 0.075
Use #55439E 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.