#8668EA
Closest named color: Medium Slate Blue (#7B68EE). oklch(61.1% 0.188 290.3), rgb(134, 104, 234).
Aa
Black text reads best on this color (5.18:1).
About this color
#8668EA is a medium-dark, vivid purple. In OKLCH its lightness is 61%, its chroma 0.188 and its hue 290°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.018 away. Black text reads best on it, at 5.18:1.
| Hue family | Purples |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.188) |
| Temperature | in between |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 5.18:1 |
| White text | 4.05:1 |
Values
| HEX | #8668EA |
| RGB | rgb(134, 104, 234) |
| HSL | hsl(254, 76%, 66%) |
| OKLCH | oklch(61.1% 0.188 290.3) |
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 #8668EA | 4.05:1 | AA large text | Lc -72.9 | Content text, not long reading |
| Black text on #8668EA | 5.18:1 | AA | Lc 36.6 | Non-text elements, placeholder text |
| #8668EA text on white | 4.05:1 | AA large text | Lc 67.4 | Content text, not long reading |
| #8668EA text on black | 5.18:1 | AA | Lc -34.2 | 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
#E9E7FB
oklch(93.5% 0.027 290.5)
-
Step 200
200
#D8D4F9
oklch(88.5% 0.051 290.3)
-
Step 300
300
#C0B7F8
oklch(81% 0.091 290.6)
-
Step 400
400
#A18EF5
oklch(70.7% 0.148 290.6)
-
Step 500
500 (this color)
#8668EA
oklch(61.1% 0.188 290.3)
-
Step 600
600
#7752DF
oklch(55.5% 0.204 290.2)
-
Step 700
700
#6541C2
oklch(49.1% 0.19 290.5)
-
Step 800
800
#52379D
oklch(42.7% 0.157 290.3)
-
Step 900
900
#43317D
oklch(37.7% 0.123 290.1)
-
Step 950
950
#271E49
oklch(27.1% 0.077 289.9)
#8668EA 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) | #1F81EE | 0.113 |
| Deuteranopia (no green cones) | #267BE7 | 0.109 |
| Tritanopia (no blue cones) | #69849F | 0.154 |
| Achromatopsia (no color) | #7E7E7E | 0.189 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8668EA
#8668EA
oklch(61.1% 0.188 290.3)
- #898A00
#898A00
oklch(61.2% 0.134 110.3)
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 #8668EA, closest first.
No curated palette has a color within ΔE 0.04 of #8668EA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.018
- Purpley #8756E4 ΔE 0.039
- Medium Purple #9370DB ΔE 0.039
- Cornflower #6A79F7 ΔE 0.054
- Lighter Purple #A55AF4 ΔE 0.059
- Light Indigo #6D5ACF ΔE 0.066
- Periwinkle #8E82FE ΔE 0.067
- Dark Periwinkle #665FD1 ΔE 0.067
Use #8668EA 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.