#8E66EF
Closest named color: Medium Slate Blue (#7B68EE). oklch(61.8% 0.197 293.2), rgb(142, 102, 239).
Aa
Black text reads best on this color (5.29:1).
About this color
#8E66EF is a medium-dark, vivid purple. In OKLCH its lightness is 62%, its chroma 0.197 and its hue 293°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.030 away. Black text reads best on it, at 5.29:1.
| Hue family | Purples |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.197) |
| Temperature | in between |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 5.29:1 |
| White text | 3.96:1 |
Values
| HEX | #8E66EF |
| RGB | rgb(142, 102, 239) |
| HSL | hsl(258, 81%, 67%) |
| OKLCH | oklch(61.8% 0.197 293.2) |
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 #8E66EF | 3.96:1 | AA large text | Lc -72.1 | Content text, not long reading |
| Black text on #8E66EF | 5.29:1 | AA | Lc 37.5 | Non-text elements, placeholder text |
| #8E66EF text on white | 3.96:1 | AA large text | Lc 66.6 | Content text, not long reading |
| #8E66EF text on black | 5.29:1 | AA | Lc -35.0 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#EAE7FB
oklch(93.6% 0.027 292.8)
-
Step 200
200
#DAD3FA
oklch(88.5% 0.054 293.5)
-
Step 300
300
#C3B5FA
oklch(80.9% 0.097 293.4)
-
Step 400
400
#A68BF7
oklch(70.6% 0.155 293.5)
-
Step 500
500 (this color)
#8E66EF
oklch(61.8% 0.197 293.2)
-
Step 600
600
#7E4CE2
oklch(55.6% 0.215 293.5)
-
Step 700
700
#6A3CC4
oklch(49.1% 0.199 293.1)
-
Step 800
800
#56339F
oklch(42.7% 0.165 292.9)
-
Step 900
900
#472E7E
oklch(37.7% 0.129 293.6)
-
Step 950
950
#291C4A
oklch(27% 0.082 293.1)
#8E66EF 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) | #0E81F4 | 0.129 |
| Deuteranopia (no green cones) | #237DEC | 0.123 |
| Tritanopia (no blue cones) | #7484A1 | 0.158 |
| Achromatopsia (no color) | #808080 | 0.198 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8E66EF
#8E66EF
oklch(61.8% 0.197 293.2)
- #878E00
#878E00
oklch(62% 0.138 113.2)
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 #8E66EF, closest first.
No curated palette has a color within ΔE 0.04 of #8E66EF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.030
- Purpley #8756E4 ΔE 0.040
- Medium Purple #9370DB ΔE 0.042
- Lighter Purple #A55AF4 ΔE 0.044
- Cornflower #6A79F7 ΔE 0.064
- Periwinkle #8E82FE ΔE 0.065
- Light Urple #B36FF6 ΔE 0.068
- Amethyst #9B5FC0 ΔE 0.074
Use #8E66EF 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.