#866AB9
Closest named color: Deep Lilac (#966EBD). oklch(58.5% 0.121 299), rgb(134, 106, 185).
Aa
Black text reads best on this color (4.77:1).
About this color
#866AB9 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 58%, its chroma 0.121 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Lilac (#966EBD), ΔE 0.030 away. Black text reads best on it, at 4.77:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.121) |
| Temperature | in between |
| Nearest name | Deep Lilac (#966EBD) |
| Black text | 4.77:1 |
| White text | 4.39:1 |
Values
| HEX | #866AB9 |
| RGB | rgb(134, 106, 185) |
| HSL | hsl(261, 36%, 57%) |
| OKLCH | oklch(58.5% 0.121 299) |
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 #866AB9 | 4.39:1 | AA large text | Lc -75.8 | Fine for body text |
| Black text on #866AB9 | 4.77:1 | AA | Lc 33.7 | Non-text elements, placeholder text |
| #866AB9 text on white | 4.39:1 | AA large text | Lc 70.4 | Content text, not long reading |
| #866AB9 text on black | 4.77:1 | AA | Lc -31.3 | 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 600.
-
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
#C5B9E0
oklch(80.8% 0.056 299.2)
-
Step 400
400
#A895D0
oklch(70.8% 0.087 298.9)
-
Step 500
500
#937AC3
oklch(63.2% 0.11 299)
-
Step 600
600 (this color)
#866AB9
oklch(58.5% 0.121 299)
-
Step 700
700
#6A5097
oklch(49.1% 0.113 299.1)
-
Step 800
800
#56427A
oklch(42.6% 0.092 298.9)
-
Step 900
900
#473863
oklch(37.7% 0.074 298.9)
-
Step 950
950
#2A213A
oklch(27% 0.047 299.9)
#866AB9 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) | #5478BC | 0.075 |
| Deuteranopia (no green cones) | #5978B7 | 0.071 |
| Tritanopia (no blue cones) | #7C7889 | 0.095 |
| Achromatopsia (no color) | #787878 | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #866AB9
#866AB9
oklch(58.5% 0.121 299)
- #748525
#748525
oklch(58.4% 0.12 119.1)
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 #866AB9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Lilac #966EBD ΔE 0.030
- Deep Lavender #8D5EB7 ΔE 0.030
- Amethyst #9B5FC0 ΔE 0.044
- Dark Lilac #9C6DA5 ΔE 0.051
- Dark Lavender #856798 ΔE 0.051
- Medium Purple #9370DB ΔE 0.056
- Faded Purple #916E99 ΔE 0.057
- Soft Purple #A66FB5 ΔE 0.057
Use #866AB9 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.