#5C558F
Closest named color: Twilight (#4E518B). oklch(48.2% 0.092 288), rgb(92, 85, 143).
Aa
White text reads best on this color (6.66:1).
About this color
#5C558F is a medium-dark, moderately saturated purple. In OKLCH its lightness is 48%, its chroma 0.092 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.026 away. White text reads best on it, at 6.66:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 3.15:1 |
| White text | 6.66:1 |
Values
| HEX | #5C558F |
| RGB | rgb(92, 85, 143) |
| HSL | hsl(247, 25%, 45%) |
| OKLCH | oklch(48.2% 0.092 288) |
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 #5C558F | 6.66:1 | AA | Lc -87.9 | Fine for body text |
| Black text on #5C558F | 3.15:1 | AA large text | Lc 21.2 | Dividers and decoration only |
| #5C558F text on white | 6.66:1 | AA | Lc 82.8 | Fine for body text |
| #5C558F text on black | 3.15:1 | AA large text | Lc -19.1 | 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
#D8D7E9
oklch(88.5% 0.025 288.4)
-
Step 300
300
#BEBDDC
oklch(80.9% 0.043 286.9)
-
Step 400
400
#9E9ACB
oklch(70.7% 0.071 288.2)
-
Step 500
500
#8781BE
oklch(63.2% 0.091 288)
-
Step 600
600
#7169AA
oklch(55.6% 0.099 288.4)
-
Step 700
700 (this color)
#5C558F
oklch(48.2% 0.092 288)
-
Step 800
800
#4D4876
oklch(42.7% 0.075 287.8)
-
Step 900
900
#403C5F
oklch(37.6% 0.059 288.4)
-
Step 950
950
#252338
oklch(26.9% 0.039 287.9)
#5C558F 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) | #435E91 | 0.040 |
| Deuteranopia (no green cones) | #425B8E | 0.039 |
| Tritanopia (no blue cones) | #4F606B | 0.078 |
| Achromatopsia (no color) | #5C5C5C | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5C558F
#5C558F
oklch(48.2% 0.092 288)
- #646219
#646219
oklch(48.3% 0.092 107.8)
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 #5C558F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.026
- Dusk #4E5481 ΔE 0.032
- Dusky Blue #475F94 ΔE 0.038
- Denim Blue #3B5B92 ΔE 0.046
- Dusty Grape #545775 ΔE 0.047
- Denim #3B638C ΔE 0.057
- YInMn Blue #415A77 ΔE 0.061
- Light Navy Blue #2E5A88 ΔE 0.062
Use #5C558F 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.