#866EA4
Closest named color: Dark Lavender (#856798). oklch(58.2% 0.085 304.3), rgb(134, 110, 164).
Aa
Black text reads best on this color (4.78:1).
About this color
#866EA4 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 58%, its chroma 0.085 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Lavender (#856798), ΔE 0.023 away. Black text reads best on it, at 4.78:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.085) |
| Temperature | in between |
| Nearest name | Dark Lavender (#856798) |
| Black text | 4.78:1 |
| White text | 4.39:1 |
Values
| HEX | #866EA4 |
| RGB | rgb(134, 110, 164) |
| HSL | hsl(267, 23%, 54%) |
| OKLCH | oklch(58.2% 0.085 304.3) |
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 #866EA4 | 4.39:1 | AA large text | Lc -75.9 | Fine for body text |
| Black text on #866EA4 | 4.78:1 | AA | Lc 33.7 | Non-text elements, placeholder text |
| #866EA4 text on white | 4.39:1 | AA large text | Lc 70.4 | Content text, not long reading |
| #866EA4 text on black | 4.78:1 | 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
#F6F5F8
oklch(97.2% 0.004 301.4)
-
Step 100
100
#EBE8F0
oklch(93.6% 0.011 303.1)
-
Step 200
200
#DCD6E5
oklch(88.5% 0.021 304)
-
Step 300
300
#C6BBD5
oklch(80.9% 0.038 304.7)
-
Step 400
400
#A998C0
oklch(70.8% 0.06 304.2)
-
Step 500
500
#947EB0
oklch(63.2% 0.077 304.4)
-
Step 600
600 (this color)
#866EA4
oklch(58.2% 0.085 304.3)
-
Step 700
700
#6B5585
oklch(49.1% 0.079 304.7)
-
Step 800
800
#57466C
oklch(42.8% 0.065 304.3)
-
Step 900
900
#483B58
oklch(37.8% 0.051 304.6)
-
Step 950
950
#2A2233
oklch(26.9% 0.033 305.8)
#866EA4 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) | #6378A6 | 0.055 |
| Deuteranopia (no green cones) | #6878A2 | 0.051 |
| Tritanopia (no blue cones) | #817682 | 0.064 |
| Achromatopsia (no color) | #787878 | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #866EA4
#866EA4
oklch(58.2% 0.085 304.3)
- #70844A
#70844A
oklch(58.3% 0.085 124.5)
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 #866EA4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Lavender #856798 ΔE 0.023
- Faded Purple #916E99 ΔE 0.025
- Dark Lilac #9C6DA5 ΔE 0.037
- Grey Purple #826D8C ΔE 0.038
- Deep Lilac #966EBD ΔE 0.047
- Purple Grey #866F85 ΔE 0.050
- Dusty Purple #825F87 ΔE 0.053
- Lavender Gray #7E7F9A ΔE 0.054
Use #866EA4 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.