#55459D
Closest named color: Blueberry (#464196). oklch(45.4% 0.137 288), rgb(85, 69, 157).
Aa
White text reads best on this color (7.70:1).
About this color
#55459D is a medium-dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.137 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.030 away. White text reads best on it, at 7.70:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.137) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.72:1 |
| White text | 7.70:1 |
Values
| HEX | #55459D |
| RGB | rgb(85, 69, 157) |
| HSL | hsl(251, 39%, 44%) |
| OKLCH | oklch(45.4% 0.137 288) |
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 #55459D | 7.70:1 | AAA | Lc -91.3 | Preferred for body text |
| Black text on #55459D | 2.72:1 | Fails | Lc 17.5 | Dividers and decoration only |
| #55459D text on white | 7.70:1 | AAA | Lc 86.5 | Fine for body text |
| #55459D text on black | 2.72:1 | Fails | Lc -15.6 | 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
#D7D5F6
oklch(88.5% 0.045 288.2)
-
Step 300
300
#BDB9F2
oklch(80.9% 0.08 287.7)
-
Step 400
400
#9D93EC
oklch(70.8% 0.128 287.8)
-
Step 500
500
#8775E6
oklch(63.2% 0.165 288.1)
-
Step 600
600
#725BD4
oklch(55.7% 0.178 287.9)
-
Step 700
700
#604AB7
oklch(49.2% 0.165 288.1)
-
Step 800
800 (this color)
#55459D
oklch(45.4% 0.137 288)
-
Step 900
900
#403576
oklch(37.6% 0.107 287.9)
-
Step 950
950
#252045
oklch(27% 0.067 287.2)
#55459D 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) | #1555A0 | 0.076 |
| Deuteranopia (no green cones) | #15519B | 0.075 |
| Tritanopia (no blue cones) | #3F586A | 0.114 |
| Achromatopsia (no color) | #535353 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55459D
#55459D
oklch(45.4% 0.137 288)
- #5C5A00
#5C5A00
oklch(45.5% 0.098 108.2)
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 #55459D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.030
- Dark Slate Blue #483D8B ΔE 0.042
- Twilight #4E518B ΔE 0.047
- Rebecca Purple #663399 ΔE 0.048
- Dusk #4E5481 ΔE 0.067
- Blue With A Hint Of Purple #533CC6 ΔE 0.069
- Bluey Purple #6241C7 ΔE 0.070
- Denim Blue #3B5B92 ΔE 0.071
Use #55459D 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.