#866FA9
Closest named color: Dark Lavender (#856798). oklch(58.6% 0.09 301.9), rgb(134, 111, 169).
Aa
Black text reads best on this color (4.86:1).
About this color
#866FA9 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 59%, its chroma 0.090 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 0.030 away. Black text reads best on it, at 4.86:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.090) |
| Temperature | in between |
| Nearest name | Dark Lavender (#856798) |
| Black text | 4.86:1 |
| White text | 4.32:1 |
Values
| HEX | #866FA9 |
| RGB | rgb(134, 111, 169) |
| HSL | hsl(264, 25%, 55%) |
| OKLCH | oklch(58.6% 0.09 301.9) |
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 #866FA9 | 4.32:1 | AA large text | Lc -75.3 | Fine for body text |
| Black text on #866FA9 | 4.86:1 | AA | Lc 34.2 | Non-text elements, placeholder text |
| #866FA9 text on white | 4.32:1 | AA large text | Lc 69.9 | Content text, not long reading |
| #866FA9 text on black | 4.86:1 | AA | Lc -31.8 | 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
#F6F5F9
oklch(97.2% 0.005 297.7)
-
Step 100
100
#EBE8F1
oklch(93.6% 0.012 301.3)
-
Step 200
200
#DCD6E6
oklch(88.6% 0.023 302.9)
-
Step 300
300
#C5BBD7
oklch(80.9% 0.04 301.7)
-
Step 400
400
#A897C3
oklch(70.6% 0.066 302.4)
-
Step 500
500
#937DB4
oklch(63.1% 0.084 302.4)
-
Step 600
600 (this color)
#866FA9
oklch(58.6% 0.09 301.9)
-
Step 700
700
#6A5588
oklch(49.2% 0.083 302.4)
-
Step 800
800
#56456F
oklch(42.6% 0.071 302.1)
-
Step 900
900
#473B5A
oklch(37.8% 0.054 301.7)
-
Step 950
950
#292235
oklch(26.9% 0.036 300.9)
#866FA9 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) | #6279AB | 0.056 |
| Deuteranopia (no green cones) | #6679A7 | 0.052 |
| Tritanopia (no blue cones) | #807884 | 0.071 |
| Achromatopsia (no color) | #7A7A7A | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #866FA9
#866FA9
oklch(58.6% 0.09 301.9)
- #738545
#738545
oklch(58.7% 0.091 122.2)
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 #866FA9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Lavender #856798 ΔE 0.030
- Faded Purple #916E99 ΔE 0.030
- Dark Lilac #9C6DA5 ΔE 0.036
- Deep Lilac #966EBD ΔE 0.041
- Grey Purple #826D8C ΔE 0.045
- Deep Lavender #8D5EB7 ΔE 0.053
- Lavender Gray #7E7F9A ΔE 0.057
- Purple Grey #866F85 ΔE 0.057
Use #866FA9 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.