#555693
Closest named color: Twilight (#4E518B). oklch(48.1% 0.097 281.4), rgb(85, 86, 147).
Aa
White text reads best on this color (6.69:1).
About this color
#555693 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 48%, its chroma 0.097 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.021 away. White text reads best on it, at 6.69:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.097) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 3.13:1 |
| White text | 6.69:1 |
Values
| HEX | #555693 |
| RGB | rgb(85, 86, 147) |
| HSL | hsl(239, 27%, 45%) |
| OKLCH | oklch(48.1% 0.097 281.4) |
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 #555693 | 6.69:1 | AA | Lc -88.0 | Fine for body text |
| Black text on #555693 | 3.13:1 | AA large text | Lc 21.1 | Dividers and decoration only |
| #555693 text on white | 6.69:1 | AA | Lc 82.9 | Fine for body text |
| #555693 text on black | 3.13:1 | AA large text | Lc -19.0 | 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 700.
-
Step 50
50
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E8E9F3
oklch(93.6% 0.013 281.6)
-
Step 200
200
#D6D7EB
oklch(88.4% 0.027 283.5)
-
Step 300
300
#BBBEDF
oklch(81% 0.046 281.2)
-
Step 400
400
#989BCF
oklch(70.6% 0.076 281.7)
-
Step 500
500
#7F82C2
oklch(63% 0.096 281.2)
-
Step 600
600
#696BAF
oklch(55.6% 0.105 281.1)
-
Step 700
700 (this color)
#555693
oklch(48.1% 0.097 281.4)
-
Step 800
800
#48497A
oklch(42.8% 0.08 281.5)
-
Step 900
900
#3C3D62
oklch(37.6% 0.063 281.7)
-
Step 950
950
#232439
oklch(27% 0.039 281.4)
#555693 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) | #405E95 | 0.033 |
| Deuteranopia (no green cones) | #3D5A92 | 0.033 |
| Tritanopia (no blue cones) | #42626D | 0.085 |
| Achromatopsia (no color) | #5C5C5C | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #555693
#555693
oklch(48.1% 0.097 281.4)
- #6A5F09
#6A5F09
oklch(48.1% 0.097 101.1)
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 #555693, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.021
- Dusky Blue #475F94 ΔE 0.030
- Dusk #4E5481 ΔE 0.032
- Denim Blue #3B5B92 ΔE 0.036
- Dusty Grape #545775 ΔE 0.050
- Denim #3B638C ΔE 0.051
- Light Navy Blue #2E5A88 ΔE 0.054
- YInMn Blue #415A77 ΔE 0.059
Use #555693 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.