#8666BC
Closest named color: Deep Lavender (#8D5EB7). oklch(57.9% 0.131 299.5), rgb(134, 102, 188).
Aa
Black text reads best on this color (4.64:1).
About this color
#8666BC is a medium-dark, moderately saturated purple. In OKLCH its lightness is 58%, its chroma 0.131 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Lavender (#8D5EB7), ΔE 0.022 away. Black text reads best on it, at 4.64:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.131) |
| Temperature | in between |
| Nearest name | Deep Lavender (#8D5EB7) |
| Black text | 4.64:1 |
| White text | 4.52:1 |
Values
| HEX | #8666BC |
| RGB | rgb(134, 102, 188) |
| HSL | hsl(262, 39%, 57%) |
| OKLCH | oklch(57.9% 0.131 299.5) |
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 #8666BC | 4.52:1 | AA | Lc -76.7 | Fine for body text |
| Black text on #8666BC | 4.64:1 | AA | Lc 32.8 | Non-text elements, placeholder text |
| #8666BC text on white | 4.52:1 | AA | Lc 71.3 | Content text, not long reading |
| #8666BC text on black | 4.64:1 | AA | Lc -30.4 | 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 600.
-
Step 50
50
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#EBE8F4
oklch(93.7% 0.016 297.5)
-
Step 200
200
#DCD5EC
oklch(88.6% 0.032 299.6)
-
Step 300
300
#C6B9E2
oklch(81% 0.059 299.6)
-
Step 400
400
#A993D3
oklch(70.6% 0.095 299.8)
-
Step 500
500
#9478C8
oklch(63.2% 0.12 299.1)
-
Step 600
600 (this color)
#8666BC
oklch(57.9% 0.131 299.5)
-
Step 700
700
#6B4E9B
oklch(49% 0.122 299.3)
-
Step 800
800
#57407E
oklch(42.6% 0.102 299.2)
-
Step 900
900
#483765
oklch(37.7% 0.079 299.7)
-
Step 950
950
#2A203B
oklch(26.9% 0.05 300.1)
#8666BC 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) | #4C76BF | 0.085 |
| Deuteranopia (no green cones) | #5376BA | 0.080 |
| Tritanopia (no blue cones) | #7B7588 | 0.102 |
| Achromatopsia (no color) | #767676 | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8666BC
#8666BC
oklch(57.9% 0.131 299.5)
- #728411
#728411
oklch(57.9% 0.131 119.1)
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 #8666BC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Lavender #8D5EB7 ΔE 0.022
- Deep Lilac #966EBD ΔE 0.035
- Amethyst #9B5FC0 ΔE 0.039
- Medium Purple #9370DB ΔE 0.055
- Dark Lavender #856798 ΔE 0.057
- Dark Lilac #9C6DA5 ΔE 0.059
- Light Indigo #6D5ACF ΔE 0.063
- Soft Purple #A66FB5 ΔE 0.063
Use #8666BC 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.