#866CA3
Closest named color: Dark Lavender (#856798). oklch(57.8% 0.087 305.5), rgb(134, 108, 163).
Aa
Black text reads best on this color (4.68:1).
About this color
#866CA3 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 58%, its chroma 0.087 and its hue 305°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Lavender (#856798), ΔE 0.019 away. Black text reads best on it, at 4.68:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.087) |
| Temperature | in between |
| Nearest name | Dark Lavender (#856798) |
| Black text | 4.68:1 |
| White text | 4.47:1 |
Values
| HEX | #866CA3 |
| RGB | rgb(134, 108, 163) |
| HSL | hsl(268, 23%, 53%) |
| OKLCH | oklch(57.8% 0.087 305.5) |
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 #866CA3 | 4.47:1 | AA large text | Lc -76.5 | Fine for body text |
| Black text on #866CA3 | 4.68:1 | AA | Lc 33.0 | Non-text elements, placeholder text |
| #866CA3 text on white | 4.47:1 | AA large text | Lc 71.0 | Content text, not long reading |
| #866CA3 text on black | 4.68:1 | AA | Lc -30.6 | 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 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
#AA97C0
oklch(70.7% 0.062 305.9)
-
Step 500
500
#957DB1
oklch(63.1% 0.081 305.3)
-
Step 600
600 (this color)
#866CA3
oklch(57.8% 0.087 305.5)
-
Step 700
700
#6C5486
oklch(49.1% 0.083 305.6)
-
Step 800
800
#58456C
oklch(42.7% 0.067 306.1)
-
Step 900
900
#483A58
oklch(37.6% 0.053 305.4)
-
Step 950
950
#2A2233
oklch(26.9% 0.033 305.8)
#866CA3 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) | #6176A5 | 0.058 |
| Deuteranopia (no green cones) | #6677A1 | 0.054 |
| Tritanopia (no blue cones) | #827480 | 0.066 |
| Achromatopsia (no color) | #777777 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #866CA3
#866CA3
oklch(57.8% 0.087 305.5)
- #6D8348
#6D8348
oklch(57.8% 0.087 125.7)
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 #866CA3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Lavender #856798 ΔE 0.019
- Faded Purple #916E99 ΔE 0.026
- Dark Lilac #9C6DA5 ΔE 0.037
- Grey Purple #826D8C ΔE 0.038
- Deep Lilac #966EBD ΔE 0.048
- Dusty Purple #825F87 ΔE 0.050
- Purple Grey #866F85 ΔE 0.050
- Deep Lavender #8D5EB7 ΔE 0.053
Use #866CA3 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.