#866F9B
Closest named color: Faded Purple (#916E99). oklch(58% 0.071 308.1), rgb(134, 111, 155).
Aa
Black text reads best on this color (4.76:1).
About this color
#866F9B is a medium-dark, moderately saturated purple. In OKLCH its lightness is 58%, its chroma 0.071 and its hue 308°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Faded Purple (#916E99), ΔE 0.018 away. Black text reads best on it, at 4.76:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.071) |
| Temperature | in between |
| Nearest name | Faded Purple (#916E99) |
| Black text | 4.76:1 |
| White text | 4.41:1 |
Values
| HEX | #866F9B |
| RGB | rgb(134, 111, 155) |
| HSL | hsl(271, 18%, 52%) |
| OKLCH | oklch(58% 0.071 308.1) |
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 #866F9B | 4.41:1 | AA large text | Lc -76.0 | Fine for body text |
| Black text on #866F9B | 4.76:1 | AA | Lc 33.5 | Non-text elements, placeholder text |
| #866F9B text on white | 4.41:1 | AA large text | Lc 70.6 | Content text, not long reading |
| #866F9B text on black | 4.76:1 | AA | Lc -31.1 | 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
#EBE8EF
oklch(93.5% 0.01 305.4)
-
Step 200
200
#DCD6E2
oklch(88.4% 0.017 308.2)
-
Step 300
300
#C6BBD1
oklch(80.8% 0.033 308)
-
Step 400
400
#A998BA
oklch(70.6% 0.052 307.6)
-
Step 500
500
#947FA8
oklch(63% 0.065 307.8)
-
Step 600
600 (this color)
#866F9B
oklch(58% 0.071 308.1)
-
Step 700
700
#6B567E
oklch(49% 0.067 308)
-
Step 800
800
#574766
oklch(42.7% 0.054 307.8)
-
Step 900
900
#483C53
oklch(37.8% 0.041 308.2)
-
Step 950
950
#2A2331
oklch(27% 0.027 307.3)
#866F9B 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) | #67779D | 0.049 |
| Deuteranopia (no green cones) | #6C789A | 0.045 |
| Tritanopia (no blue cones) | #83757F | 0.052 |
| Achromatopsia (no color) | #787878 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #866F9B
#866F9B
oklch(58% 0.071 308.1)
- #6E8355
#6E8355
oklch(58.1% 0.071 128.4)
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 #866F9B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Purple #916E99 ΔE 0.018
- Dark Lavender #856798 ΔE 0.021
- Grey Purple #826D8C ΔE 0.024
- Purple Grey #866F85 ΔE 0.035
- Dark Lilac #9C6DA5 ΔE 0.041
- Lavender Gray #7E7F9A ΔE 0.046
- Dusty Purple #825F87 ΔE 0.047
- Purpley Grey #947E94 ΔE 0.053
Use #866F9B 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.