#555089
Closest named color: Twilight (#4E518B). oklch(46.2% 0.091 286.3), rgb(85, 80, 137).
Aa
White text reads best on this color (7.25:1).
About this color
#555089 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 46%, its chroma 0.091 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.011 away. White text reads best on it, at 7.25:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.89:1 |
| White text | 7.25:1 |
Values
| HEX | #555089 |
| RGB | rgb(85, 80, 137) |
| HSL | hsl(245, 26%, 43%) |
| OKLCH | oklch(46.2% 0.091 286.3) |
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 #555089 | 7.25:1 | AAA | Lc -90.0 | Fine for body text |
| Black text on #555089 | 2.89:1 | Fails | Lc 18.9 | Dividers and decoration only |
| #555089 text on white | 7.25:1 | AAA | Lc 85.1 | Fine for body text |
| #555089 text on black | 2.89:1 | Fails | Lc -16.9 | 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 700.
-
Step 50
50
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#E9E9F2
oklch(93.7% 0.012 286.2)
-
Step 200
200
#D7D7E9
oklch(88.5% 0.025 285.9)
-
Step 300
300
#BEBDDC
oklch(80.9% 0.043 286.9)
-
Step 400
400
#9C9BCB
oklch(70.8% 0.07 285.4)
-
Step 500
500
#8581BE
oklch(63.1% 0.091 286.5)
-
Step 600
600
#6F6AAA
oklch(55.6% 0.098 286.3)
-
Step 700
700 (this color)
#555089
oklch(46.2% 0.091 286.3)
-
Step 800
800
#4C4876
oklch(42.7% 0.075 286.7)
-
Step 900
900
#3F3D5F
oklch(37.7% 0.058 286)
-
Step 950
950
#252438
oklch(27.1% 0.037 286)
#555089 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) | #3D588B | 0.038 |
| Deuteranopia (no green cones) | #3C5588 | 0.037 |
| Tritanopia (no blue cones) | #475B66 | 0.077 |
| Achromatopsia (no color) | #575757 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #555089
#555089
oklch(46.2% 0.091 286.3)
- #5F5B11
#5F5B11
oklch(46.1% 0.091 106.2)
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 #555089, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.011
- Dusk #4E5481 ΔE 0.022
- Dusty Grape #545775 ΔE 0.043
- Denim Blue #3B5B92 ΔE 0.044
- Dusky Blue #475F94 ΔE 0.044
- YInMn Blue #415A77 ΔE 0.054
- Light Navy Blue #2E5A88 ΔE 0.055
- Blueberry #464196 ΔE 0.056
Use #555089 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.