#8A66DF
Closest named color: Medium Purple (#9370DB). oklch(60.4% 0.177 294.2), rgb(138, 102, 223).
Aa
Black text reads best on this color (5.04:1).
About this color
#8A66DF is a medium-dark, vivid purple. In OKLCH its lightness is 60%, its chroma 0.177 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Purple (#9370DB), ΔE 0.031 away. Black text reads best on it, at 5.04:1.
| Hue family | Purples |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.177) |
| Temperature | in between |
| Nearest name | Medium Purple (#9370DB) |
| Black text | 5.04:1 |
| White text | 4.16:1 |
Values
| HEX | #8A66DF |
| RGB | rgb(138, 102, 223) |
| HSL | hsl(258, 65%, 64%) |
| OKLCH | oklch(60.4% 0.177 294.2) |
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 #8A66DF | 4.16:1 | AA large text | Lc -73.9 | Content text, not long reading |
| Black text on #8A66DF | 5.04:1 | AA | Lc 35.7 | Non-text elements, placeholder text |
| #8A66DF text on white | 4.16:1 | AA large text | Lc 68.4 | Content text, not long reading |
| #8A66DF text on black | 5.04:1 | AA | Lc -33.3 | 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
#EAE7F9
oklch(93.6% 0.024 293.6)
-
Step 200
200
#DAD4F7
oklch(88.6% 0.048 293.3)
-
Step 300
300
#C3B6F4
oklch(80.9% 0.087 294)
-
Step 400
400
#A68EEE
oklch(70.7% 0.139 294.1)
-
Step 500
500 (this color)
#8A66DF
oklch(60.4% 0.177 294.2)
-
Step 600
600
#7D53D6
oklch(55.6% 0.192 294)
-
Step 700
700
#6A42BA
oklch(49.1% 0.18 294.1)
-
Step 800
800
#563796
oklch(42.6% 0.149 294.2)
-
Step 900
900
#473178
oklch(37.7% 0.116 294.4)
-
Step 950
950
#291E46
oklch(27.1% 0.072 293.7)
#8A66DF 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) | #2E7DE3 | 0.113 |
| Deuteranopia (no green cones) | #387ADC | 0.107 |
| Tritanopia (no blue cones) | #757F99 | 0.141 |
| Achromatopsia (no color) | #7C7C7C | 0.178 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8A66DF
#8A66DF
oklch(60.4% 0.177 294.2)
- #818A00
#818A00
oklch(60.5% 0.136 114.3)
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 #8A66DF, closest first.
No curated palette has a color within ΔE 0.04 of #8A66DF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Purple #9370DB ΔE 0.031
- Medium Slate Blue #7B68EE ΔE 0.033
- Purpley #8756E4 ΔE 0.037
- Amethyst #9B5FC0 ΔE 0.055
- Lighter Purple #A55AF4 ΔE 0.059
- Light Indigo #6D5ACF ΔE 0.061
- Deep Lavender #8D5EB7 ΔE 0.062
- Deep Lilac #966EBD ΔE 0.063
Use #8A66DF 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.