#866BAC
Closest named color: Dark Lavender (#856798). oklch(58% 0.101 302.5), rgb(134, 107, 172).
Aa
Black text reads best on this color (4.71:1).
About this color
#866BAC is a medium-dark, moderately saturated purple. In OKLCH its lightness is 58%, its chroma 0.101 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Lavender (#856798), ΔE 0.031 away. Black text reads best on it, at 4.71:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.101) |
| Temperature | in between |
| Nearest name | Dark Lavender (#856798) |
| Black text | 4.71:1 |
| White text | 4.45:1 |
Values
| HEX | #866BAC |
| RGB | rgb(134, 107, 172) |
| HSL | hsl(265, 28%, 55%) |
| OKLCH | oklch(58% 0.101 302.5) |
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 #866BAC | 4.45:1 | AA large text | Lc -76.3 | Fine for body text |
| Black text on #866BAC | 4.71:1 | AA | Lc 33.2 | Non-text elements, placeholder text |
| #866BAC text on white | 4.45:1 | AA large text | Lc 70.8 | Content text, not long reading |
| #866BAC text on black | 4.71:1 | AA | Lc -30.8 | 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
#F6F4F9
oklch(97% 0.007 304.2)
-
Step 100
100
#EBE8F1
oklch(93.6% 0.012 301.3)
-
Step 200
200
#DCD5E7
oklch(88.4% 0.026 303.5)
-
Step 300
300
#C6BADA
oklch(80.9% 0.046 302.4)
-
Step 400
400
#A996C7
oklch(70.7% 0.073 302.3)
-
Step 500
500
#947CB8
oklch(63.1% 0.092 302.2)
-
Step 600
600 (this color)
#866BAC
oklch(58% 0.101 302.5)
-
Step 700
700
#6B538D
oklch(49.2% 0.094 302.1)
-
Step 800
800
#574472
oklch(42.7% 0.077 302.3)
-
Step 900
900
#48395C
oklch(37.6% 0.061 303.3)
-
Step 950
950
#2A2236
oklch(27% 0.038 302.3)
#866BAC 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) | #5C77AF | 0.065 |
| Deuteranopia (no green cones) | #6177AA | 0.061 |
| Tritanopia (no blue cones) | #807583 | 0.078 |
| Achromatopsia (no color) | #777777 | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #866BAC
#866BAC
oklch(58% 0.101 302.5)
- #70843B
#70843B
oklch(58.1% 0.102 122.3)
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 #866BAC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Lavender #856798 ΔE 0.031
- Faded Purple #916E99 ΔE 0.038
- Deep Lilac #966EBD ΔE 0.038
- Dark Lilac #9C6DA5 ΔE 0.040
- Deep Lavender #8D5EB7 ΔE 0.041
- Grey Purple #826D8C ΔE 0.053
- Amethyst #9B5FC0 ΔE 0.057
- Soft Purple #A66FB5 ΔE 0.057
Use #866BAC 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.