#564C8A
Closest named color: Twilight (#4E518B). oklch(45.6% 0.099 289.3), rgb(86, 76, 138).
Aa
White text reads best on this color (7.50:1).
About this color
#564C8A is a medium-dark, moderately saturated purple. In OKLCH its lightness is 46%, its chroma 0.099 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.017 away. White text reads best on it, at 7.50:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.099) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.79:1 |
| White text | 7.50:1 |
Values
| HEX | #564C8A |
| RGB | rgb(86, 76, 138) |
| HSL | hsl(250, 29%, 42%) |
| OKLCH | oklch(45.6% 0.099 289.3) |
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 #564C8A | 7.50:1 | AAA | Lc -90.8 | Preferred for body text |
| Black text on #564C8A | 2.79:1 | Fails | Lc 18.0 | Dividers and decoration only |
| #564C8A text on white | 7.50:1 | AAA | Lc 86.0 | Fine for body text |
| #564C8A text on black | 2.79:1 | Fails | Lc -16.1 | 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 800.
-
Step 50
50
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E9E8F5
oklch(93.6% 0.017 289.6)
-
Step 200
200
#D8D6EE
oklch(88.5% 0.033 289.5)
-
Step 300
300
#BFBBE4
oklch(80.9% 0.057 289.5)
-
Step 400
400
#9F97D7
oklch(70.7% 0.093 289.5)
-
Step 500
500
#887CCC
oklch(63.1% 0.119 289.4)
-
Step 600
600
#7264B9
oklch(55.5% 0.129 289.1)
-
Step 700
700
#60539F
oklch(49.1% 0.119 289.1)
-
Step 800
800 (this color)
#564C8A
oklch(45.6% 0.099 289.3)
-
Step 900
900
#413A68
oklch(37.8% 0.077 289.1)
-
Step 950
950
#26223D
oklch(27% 0.049 289.5)
#564C8A 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) | #37568C | 0.048 |
| Deuteranopia (no green cones) | #375389 | 0.046 |
| Tritanopia (no blue cones) | #495864 | 0.083 |
| Achromatopsia (no color) | #555555 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #564C8A
#564C8A
oklch(45.6% 0.099 289.3)
- #5B5B00
#5B5B00
oklch(45.6% 0.099 109.8)
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 #564C8A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.017
- Dusk #4E5481 ΔE 0.032
- Blueberry #464196 ΔE 0.048
- Dark Slate Blue #483D8B ΔE 0.049
- Denim Blue #3B5B92 ΔE 0.052
- Dusty Grape #545775 ΔE 0.053
- Dusky Blue #475F94 ΔE 0.054
- Dusk Blue #26538D ΔE 0.062
Use #564C8A 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.