#866699
Closest named color: Dark Lavender (#856798). oklch(56.2% 0.085 312.4), rgb(134, 102, 153).
Aa
White text reads best on this color (4.80:1).
About this color
#866699 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 56%, its chroma 0.085 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Lavender (#856798), ΔE 0.004 away. White text reads best on it, at 4.80:1.
| Hue family | Purples |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.085) |
| Temperature | in between |
| Nearest name | Dark Lavender (#856798) |
| Black text | 4.37:1 |
| White text | 4.80:1 |
Values
| HEX | #866699 |
| RGB | rgb(134, 102, 153) |
| HSL | hsl(278, 20%, 50%) |
| OKLCH | oklch(56.2% 0.085 312.4) |
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 #866699 | 4.80:1 | AA | Lc -78.7 | Fine for body text |
| Black text on #866699 | 4.37:1 | AA large text | Lc 30.8 | Non-text elements, placeholder text |
| #866699 text on white | 4.80:1 | AA | Lc 73.2 | Content text, not long reading |
| #866699 text on black | 4.37:1 | AA large text | Lc -28.4 | Dividers and decoration only |
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
#F7F4F8
oklch(97.1% 0.006 317.8)
-
Step 100
100
#ECE8EF
oklch(93.6% 0.01 311.2)
-
Step 200
200
#DED5E3
oklch(88.4% 0.021 313.8)
-
Step 300
300
#C9BAD3
oklch(80.9% 0.038 312)
-
Step 400
400
#AE96BD
oklch(70.8% 0.062 312.3)
-
Step 500
500
#9A7CAC
oklch(63.2% 0.078 312.5)
-
Step 600
600 (this color)
#866699
oklch(56.2% 0.085 312.4)
-
Step 700
700
#705381
oklch(49.1% 0.079 312.5)
-
Step 800
800
#5B4469
oklch(42.6% 0.066 312.1)
-
Step 900
900
#4B3A55
oklch(37.8% 0.05 312.6)
-
Step 950
950
#2C2232
oklch(27.1% 0.032 312.5)
#866699 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) | #5E709B | 0.063 |
| Deuteranopia (no green cones) | #657397 | 0.060 |
| Tritanopia (no blue cones) | #846D79 | 0.060 |
| Achromatopsia (no color) | #727272 | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #866699
#866699
oklch(56.2% 0.085 312.4)
- #62804A
#62804A
oklch(56.3% 0.086 132.3)
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 #866699, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Lavender #856798 ΔE 0.004
- Faded Purple #916E99 ΔE 0.030
- Dusty Purple #825F87 ΔE 0.031
- Grey Purple #826D8C ΔE 0.032
- Muted Purple #805B87 ΔE 0.038
- Dark Lilac #9C6DA5 ΔE 0.046
- Purple Grey #866F85 ΔE 0.046
- Dull Purple #84597E ΔE 0.048
Use #866699 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.