#564FA3
Closest named color: Twilight (#4E518B). oklch(47.8% 0.131 284), rgb(86, 79, 163).
Aa
White text reads best on this color (6.90:1).
About this color
#564FA3 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 48%, its chroma 0.131 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.042 away. White text reads best on it, at 6.90:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.131) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 3.04:1 |
| White text | 6.90:1 |
Values
| HEX | #564FA3 |
| RGB | rgb(86, 79, 163) |
| HSL | hsl(245, 35%, 47%) |
| OKLCH | oklch(47.8% 0.131 284) |
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 #564FA3 | 6.90:1 | AA | Lc -88.6 | Fine for body text |
| Black text on #564FA3 | 3.04:1 | AA large text | Lc 20.4 | Dividers and decoration only |
| #564FA3 text on white | 6.90:1 | AA | Lc 83.7 | Fine for body text |
| #564FA3 text on black | 3.04:1 | AA large text | Lc -18.3 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E8E8F6
oklch(93.5% 0.019 286)
-
Step 200
200
#D6D7F0
oklch(88.6% 0.034 283.9)
-
Step 300
300
#BBBCE9
oklch(81% 0.063 283.9)
-
Step 400
400
#9998DE
oklch(70.8% 0.102 284.1)
-
Step 500
500
#817DD5
oklch(63.2% 0.13 284.1)
-
Step 600
600
#6B64C2
oklch(55.5% 0.142 284.1)
-
Step 700
700 (this color)
#564FA3
oklch(47.8% 0.131 284)
-
Step 800
800
#494488
oklch(42.7% 0.11 284.1)
-
Step 900
900
#3D3A6C
oklch(37.7% 0.084 284.3)
-
Step 950
950
#232240
oklch(26.9% 0.055 283.6)
#564FA3 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) | #285DA6 | 0.061 |
| Deuteranopia (no green cones) | #2457A1 | 0.061 |
| Tritanopia (no blue cones) | #3C6171 | 0.112 |
| Achromatopsia (no color) | #5A5A5A | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #564FA3
#564FA3
oklch(47.8% 0.131 284)
- #675F00
#675F00
oklch(47.8% 0.101 103.8)
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 #564FA3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.042
- Blueberry #464196 ΔE 0.050
- Dusky Blue #475F94 ΔE 0.056
- Denim Blue #3B5B92 ΔE 0.057
- Iris #6258C4 ΔE 0.059
- Dusk #4E5481 ΔE 0.061
- Dark Slate Blue #483D8B ΔE 0.064
- Rebecca Purple #663399 ΔE 0.068
Use #564FA3 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.