#8640D4
Closest named color: Blue Violet (#8A2BE2). oklch(53.8% 0.215 301), rgb(134, 64, 212).
Aa
White text reads best on this color (5.67:1).
About this color
#8640D4 is a medium-dark, vivid purple. In OKLCH its lightness is 54%, its chroma 0.215 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Blue Violet (#8A2BE2), ΔE 0.036 away. White text reads best on it, at 5.67:1.
| Hue family | Purples |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.215) |
| Temperature | in between |
| Nearest name | Blue Violet (#8A2BE2) |
| Black text | 3.69:1 |
| White text | 5.67:1 |
Values
| HEX | #8640D4 |
| RGB | rgb(134, 64, 212) |
| HSL | hsl(268, 63%, 54%) |
| OKLCH | oklch(53.8% 0.215 301) |
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 #8640D4 | 5.67:1 | AA | Lc -82.9 | Fine for body text |
| Black text on #8640D4 | 3.69:1 | AA large text | Lc 26.4 | Dividers and decoration only |
| #8640D4 text on white | 5.67:1 | AA | Lc 77.6 | Fine for body text |
| #8640D4 text on black | 3.69:1 | AA large text | Lc -24.1 | 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
#F7F4FD
oklch(97.2% 0.012 301.3)
-
Step 100
100
#EDE6FA
oklch(93.6% 0.028 301.7)
-
Step 200
200
#DFD2F8
oklch(88.6% 0.053 300.9)
-
Step 300
300
#CBB2F6
oklch(80.9% 0.098 301.1)
-
Step 400
400
#B187F1
oklch(70.6% 0.155 300.8)
-
Step 500
500
#9F64EC
oklch(63% 0.199 300.9)
-
Step 600
600 (this color)
#8640D4
oklch(53.8% 0.215 301)
-
Step 700
700
#7636BD
oklch(49.1% 0.2 300.8)
-
Step 800
800
#602E99
oklch(42.6% 0.166 300.9)
-
Step 900
900
#4E2B7A
oklch(37.7% 0.129 300.7)
-
Step 950
950
#2E1A47
oklch(27% 0.082 301.7)
#8640D4 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) | #0066D8 | 0.153 |
| Deuteranopia (no green cones) | #0066D1 | 0.154 |
| Tritanopia (no blue cones) | #756486 | 0.160 |
| Achromatopsia (no color) | #676767 | 0.216 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8640D4
#8640D4
oklch(53.8% 0.215 301)
- #647900
#647900
oklch(54% 0.129 121)
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 #8640D4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Violet #8A2BE2 ΔE 0.036
- Dark Orchid #9932CC ΔE 0.042
- Purpley #8756E4 ΔE 0.048
- Dark Violet #9400D3 ΔE 0.063
- Light Indigo #6D5ACF ΔE 0.064
- Purply #983FB2 ΔE 0.065
- Bluey Purple #6241C7 ΔE 0.067
- Slate Blue #6A5ACD ΔE 0.068
Use #8640D4 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.