#564FA1
Closest named color: Twilight (#4E518B). oklch(47.6% 0.128 284.3), rgb(86, 79, 161).
Aa
White text reads best on this color (6.93:1).
About this color
#564FA1 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 48%, its chroma 0.128 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.039 away. White text reads best on it, at 6.93:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.128) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 3.02:1 |
| White text | 6.93:1 |
Values
| HEX | #564FA1 |
| RGB | rgb(86, 79, 161) |
| HSL | hsl(245, 34%, 47%) |
| OKLCH | oklch(47.6% 0.128 284.3) |
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 #564FA1 | 6.93:1 | AA | Lc -88.8 | Fine for body text |
| Black text on #564FA1 | 3.02:1 | AA large text | Lc 20.2 | Dividers and decoration only |
| #564FA1 text on white | 6.93:1 | AA | Lc 83.8 | Fine for body text |
| #564FA1 text on black | 3.02:1 | AA large text | Lc -18.2 | 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
#BBBCE8
oklch(80.9% 0.062 283.9)
-
Step 400
400
#9998DC
oklch(70.7% 0.099 284.3)
-
Step 500
500
#817DD3
oklch(63% 0.127 284.2)
-
Step 600
600
#6C65C0
oklch(55.7% 0.138 284.5)
-
Step 700
700 (this color)
#564FA1
oklch(47.6% 0.128 284.3)
-
Step 800
800
#494586
oklch(42.7% 0.105 283.8)
-
Step 900
900
#3D3A6C
oklch(37.7% 0.084 284.3)
-
Step 950
950
#24223F
oklch(27% 0.053 285.4)
#564FA1 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) | #2A5CA4 | 0.059 |
| Deuteranopia (no green cones) | #27579F | 0.059 |
| Tritanopia (no blue cones) | #3D6070 | 0.109 |
| Achromatopsia (no color) | #5A5A5A | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #564FA1
#564FA1
oklch(47.6% 0.128 284.3)
- #665F00
#665F00
oklch(47.7% 0.101 104.6)
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 #564FA1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.039
- Blueberry #464196 ΔE 0.049
- Dusky Blue #475F94 ΔE 0.055
- Denim Blue #3B5B92 ΔE 0.055
- Dusk #4E5481 ΔE 0.058
- Iris #6258C4 ΔE 0.061
- Dark Slate Blue #483D8B ΔE 0.062
- Rebecca Purple #663399 ΔE 0.068
Use #564FA1 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.