#564F87
Closest named color: Twilight (#4E518B). oklch(46% 0.09 288.1), rgb(86, 79, 135).
Aa
White text reads best on this color (7.33:1).
About this color
#564F87 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 46%, its chroma 0.090 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.014 away. White text reads best on it, at 7.33:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.090) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.86:1 |
| White text | 7.33:1 |
Values
| HEX | #564F87 |
| RGB | rgb(86, 79, 135) |
| HSL | hsl(248, 26%, 42%) |
| OKLCH | oklch(46% 0.09 288.1) |
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 #564F87 | 7.33:1 | AAA | Lc -90.3 | Preferred for body text |
| Black text on #564F87 | 2.86:1 | Fails | Lc 18.6 | Dividers and decoration only |
| #564F87 text on white | 7.33:1 | AAA | Lc 85.4 | Fine for body text |
| #564F87 text on black | 2.86:1 | Fails | Lc -16.6 | 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
#BFBDDC
oklch(81% 0.043 288.3)
-
Step 400
400
#9E9ACA
oklch(70.7% 0.07 288.3)
-
Step 500
500
#8781BC
oklch(63.2% 0.088 288.3)
-
Step 600
600
#716AA8
oklch(55.7% 0.095 288.1)
-
Step 700
700 (this color)
#564F87
oklch(46% 0.09 288.1)
-
Step 800
800
#4D4875
oklch(42.7% 0.074 287.9)
-
Step 900
900
#403C5F
oklch(37.6% 0.059 288.4)
-
Step 950
950
#252437
oklch(27% 0.035 286.2)
#564F87 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) | #3D5789 | 0.039 |
| Deuteranopia (no green cones) | #3D5586 | 0.038 |
| Tritanopia (no blue cones) | #495A64 | 0.077 |
| Achromatopsia (no color) | #565656 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #564F87
#564F87
oklch(46% 0.09 288.1)
- #5D5B14
#5D5B14
oklch(45.9% 0.089 107.8)
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 #564F87, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.014
- Dusk #4E5481 ΔE 0.022
- Dusty Grape #545775 ΔE 0.042
- Denim Blue #3B5B92 ΔE 0.047
- Dusky Blue #475F94 ΔE 0.048
- YInMn Blue #415A77 ΔE 0.055
- Blueberry #464196 ΔE 0.057
- Light Navy Blue #2E5A88 ΔE 0.057
Use #564F87 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.