#8E66EB
Closest named color: Medium Slate Blue (#7B68EE). oklch(61.6% 0.192 293.9), rgb(142, 102, 235).
Aa
Black text reads best on this color (5.25:1).
About this color
#8E66EB is a medium-dark, vivid purple. In OKLCH its lightness is 62%, its chroma 0.192 and its hue 294°. 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 5.25:1.
| Hue family | Purples |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.192) |
| Temperature | in between |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 5.25:1 |
| White text | 3.99:1 |
Values
| HEX | #8E66EB |
| RGB | rgb(142, 102, 235) |
| HSL | hsl(258, 77%, 66%) |
| OKLCH | oklch(61.6% 0.192 293.9) |
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 #8E66EB | 3.99:1 | AA large text | Lc -72.5 | Content text, not long reading |
| Black text on #8E66EB | 5.25:1 | AA | Lc 37.1 | Non-text elements, placeholder text |
| #8E66EB text on white | 3.99:1 | AA large text | Lc 67.0 | Content text, not long reading |
| #8E66EB text on black | 5.25:1 | AA | Lc -34.7 | 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
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#EAE7FB
oklch(93.6% 0.027 292.8)
-
Step 200
200
#DAD3F9
oklch(88.4% 0.052 293.7)
-
Step 300
300
#C3B5F8
oklch(80.8% 0.094 293.8)
-
Step 400
400
#A68CF5
oklch(70.7% 0.151 293.6)
-
Step 500
500 (this color)
#8E66EB
oklch(61.6% 0.192 293.9)
-
Step 600
600
#7E4EDF
oklch(55.6% 0.209 293.7)
-
Step 700
700
#6B3DC1
oklch(49.1% 0.194 294)
-
Step 800
800
#57349C
oklch(42.7% 0.16 294)
-
Step 900
900
#472F7C
oklch(37.7% 0.125 293.9)
-
Step 950
950
#291C49
oklch(26.9% 0.08 293.6)
#8E66EB 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) | #1B81EF | 0.127 |
| Deuteranopia (no green cones) | #2B7DE8 | 0.120 |
| Tritanopia (no blue cones) | #76829F | 0.153 |
| Achromatopsia (no color) | #7F7F7F | 0.193 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8E66EB
#8E66EB
oklch(61.6% 0.192 293.9)
- #858D00
#858D00
oklch(61.6% 0.138 113.7)
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 #8E66EB, closest first.
No curated palette has a color within ΔE 0.04 of #8E66EB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.030
- Medium Purple #9370DB ΔE 0.037
- Purpley #8756E4 ΔE 0.038
- Lighter Purple #A55AF4 ΔE 0.046
- Cornflower #6A79F7 ΔE 0.065
- Periwinkle #8E82FE ΔE 0.067
- Amethyst #9B5FC0 ΔE 0.069
- Light Urple #B36FF6 ΔE 0.069
Use #8E66EB 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.