#8564DF
Closest named color: Medium Slate Blue (#7B68EE). oklch(59.6% 0.18 292.5), rgb(133, 100, 223).
Aa
Black text reads best on this color (4.88:1).
About this color
#8564DF is a medium-dark, vivid purple. In OKLCH its lightness is 60%, its chroma 0.180 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.028 away. Black text reads best on it, at 4.88:1.
| Hue family | Purples |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.180) |
| Temperature | in between |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 4.88:1 |
| White text | 4.29:1 |
Values
| HEX | #8564DF |
| RGB | rgb(133, 100, 223) |
| HSL | hsl(256, 66%, 63%) |
| OKLCH | oklch(59.6% 0.18 292.5) |
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 #8564DF | 4.29:1 | AA large text | Lc -74.9 | Content text, not long reading |
| Black text on #8564DF | 4.88:1 | AA | Lc 34.7 | Non-text elements, placeholder text |
| #8564DF text on white | 4.29:1 | AA large text | Lc 69.4 | Content text, not long reading |
| #8564DF text on black | 4.88:1 | AA | Lc -32.2 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#EAE7FA
oklch(93.6% 0.026 293.1)
-
Step 200
200
#D9D4F7
oklch(88.5% 0.048 291.9)
-
Step 300
300
#C2B7F5
oklch(81% 0.087 292.5)
-
Step 400
400
#A48EF0
oklch(70.6% 0.141 292.7)
-
Step 500
500 (this color)
#8564DF
oklch(59.6% 0.18 292.5)
-
Step 600
600
#7B53D9
oklch(55.6% 0.195 292.7)
-
Step 700
700
#6842BC
oklch(49.1% 0.182 292.8)
-
Step 800
800
#543898
oklch(42.7% 0.15 292.3)
-
Step 900
900
#453179
oklch(37.6% 0.118 292.6)
-
Step 950
950
#281E47
oklch(27% 0.074 292)
#8564DF 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) | #257CE3 | 0.112 |
| Deuteranopia (no green cones) | #2E78DC | 0.107 |
| Tritanopia (no blue cones) | #6D7E98 | 0.145 |
| Achromatopsia (no color) | #7A7A7A | 0.181 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8564DF
#8564DF
oklch(59.6% 0.18 292.5)
- #818600
#818600
oklch(59.6% 0.132 112.4)
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 #8564DF, closest first.
No curated palette has a color within ΔE 0.04 of #8564DF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.028
- Purpley #8756E4 ΔE 0.031
- Medium Purple #9370DB ΔE 0.040
- Light Indigo #6D5ACF ΔE 0.052
- Dark Periwinkle #665FD1 ΔE 0.055
- Slate Blue #6A5ACD ΔE 0.058
- Amethyst #9B5FC0 ΔE 0.060
- Deep Lavender #8D5EB7 ΔE 0.062
Use #8564DF 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.