#866FB8
Closest named color: Deep Lilac (#966EBD). oklch(59.4% 0.111 297.4), rgb(134, 111, 184).
Aa
Black text reads best on this color (4.97:1).
About this color
#866FB8 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 59%, its chroma 0.111 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Lilac (#966EBD), ΔE 0.027 away. Black text reads best on it, at 4.97:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.111) |
| Temperature | in between |
| Nearest name | Deep Lilac (#966EBD) |
| Black text | 4.97:1 |
| White text | 4.21:1 |
Values
| HEX | #866FB8 |
| RGB | rgb(134, 111, 184) |
| HSL | hsl(259, 34%, 58%) |
| OKLCH | oklch(59.4% 0.111 297.4) |
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 #866FB8 | 4.21:1 | AA large text | Lc -74.5 | Content text, not long reading |
| Black text on #866FB8 | 4.97:1 | AA | Lc 35.1 | Non-text elements, placeholder text |
| #866FB8 text on white | 4.21:1 | AA large text | Lc 69.0 | Content text, not long reading |
| #866FB8 text on black | 4.97:1 | AA | Lc -32.6 | 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
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#EBE8F3
oklch(93.7% 0.015 298.6)
-
Step 200
200
#DBD5EB
oklch(88.4% 0.031 298.2)
-
Step 300
300
#C4BAE0
oklch(80.9% 0.054 297.2)
-
Step 400
400
#A695D0
oklch(70.6% 0.087 297.4)
-
Step 500
500 (this color)
#866FB8
oklch(59.4% 0.111 297.4)
-
Step 600
600
#7C62B1
oklch(55.6% 0.121 297.5)
-
Step 700
700
#685198
oklch(49.1% 0.112 297)
-
Step 800
800
#55437B
oklch(42.8% 0.092 297.2)
-
Step 900
900
#463963
oklch(37.8% 0.071 297.1)
-
Step 950
950
#29213A
oklch(26.9% 0.047 297.9)
#866FB8 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) | #5B7CBB | 0.065 |
| Deuteranopia (no green cones) | #5F7BB6 | 0.061 |
| Tritanopia (no blue cones) | #7C7C8B | 0.089 |
| Achromatopsia (no color) | #7B7B7B | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #866FB8
#866FB8
oklch(59.4% 0.111 297.4)
- #798731
#798731
oklch(59.4% 0.112 117.8)
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 #866FB8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Lilac #966EBD ΔE 0.027
- Deep Lavender #8D5EB7 ΔE 0.043
- Dark Lilac #9C6DA5 ΔE 0.046
- Dark Lavender #856798 ΔE 0.050
- Faded Purple #916E99 ΔE 0.051
- Amethyst #9B5FC0 ΔE 0.053
- Soft Purple #A66FB5 ΔE 0.053
- Medium Purple #9370DB ΔE 0.058
Use #866FB8 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.