#8640B8
Closest named color: Purply (#983FB2). oklch(51.8% 0.185 308), rgb(134, 64, 184).
Aa
White text reads best on this color (6.10:1).
About this color
#8640B8 is a medium-dark, vivid purple. In OKLCH its lightness is 52%, its chroma 0.185 and its hue 308°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purply (#983FB2), ΔE 0.036 away. White text reads best on it, at 6.10:1.
| Hue family | Purples |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.185) |
| Temperature | in between |
| Nearest name | Purply (#983FB2) |
| Black text | 3.43:1 |
| White text | 6.10:1 |
Values
| HEX | #8640B8 |
| RGB | rgb(134, 64, 184) |
| HSL | hsl(275, 48%, 49%) |
| OKLCH | oklch(51.8% 0.185 308) |
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 #8640B8 | 6.10:1 | AA | Lc -85.1 | Fine for body text |
| Black text on #8640B8 | 3.43:1 | AA large text | Lc 24.2 | Dividers and decoration only |
| #8640B8 text on white | 6.10:1 | AA | Lc 79.9 | Fine for body text |
| #8640B8 text on black | 3.43:1 | AA large text | Lc -22.0 | 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 700.
-
Step 50
50
#F8F3FC
oklch(97.1% 0.013 310.5)
-
Step 100
100
#EFE6F8
oklch(93.7% 0.026 308.2)
-
Step 200
200
#E2D1F3
oklch(88.5% 0.049 307.8)
-
Step 300
300
#D1B1EE
oklch(80.9% 0.091 308.3)
-
Step 400
400
#B986E5
oklch(70.6% 0.144 307.8)
-
Step 500
500
#A864DD
oklch(63% 0.183 307.9)
-
Step 600
600
#9447CA
oklch(55.6% 0.199 308.3)
-
Step 700
700 (this color)
#8640B8
oklch(51.8% 0.185 308)
-
Step 800
800
#662F8E
oklch(42.7% 0.153 307.8)
-
Step 900
900
#532B71
oklch(37.6% 0.119 308)
-
Step 950
950
#311A42
oklch(27% 0.076 308.7)
#8640B8 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) | #005FBC | 0.158 |
| Deuteranopia (no green cones) | #2963B5 | 0.145 |
| Tritanopia (no blue cones) | #7E5976 | 0.131 |
| Achromatopsia (no color) | #626262 | 0.186 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8640B8
#8640B8
oklch(51.8% 0.185 308)
- #517600
#517600
oklch(51.8% 0.136 128.1)
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 #8640B8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purply #983FB2 ΔE 0.036
- Dark Orchid #9932CC ΔE 0.050
- Deep Lavender #8D5EB7 ΔE 0.069
- Bluey Purple #6241C7 ΔE 0.071
- Blue Violet #8A2BE2 ΔE 0.072
- Light Indigo #6D5ACF ΔE 0.074
- Warm Purple #952E8F ΔE 0.075
- Slate Blue #6A5ACD ΔE 0.075
Use #8640B8 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.