#864ECB
Closest named color: Purpley (#8756E4). oklch(55% 0.187 301.1), rgb(134, 78, 203).
Aa
White text reads best on this color (5.29:1).
About this color
#864ECB is a medium-dark, vivid purple. In OKLCH its lightness is 55%, its chroma 0.187 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purpley (#8756E4), ΔE 0.041 away. White text reads best on it, at 5.29:1.
| Hue family | Purples |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.187) |
| Temperature | in between |
| Nearest name | Purpley (#8756E4) |
| Black text | 3.96:1 |
| White text | 5.29:1 |
Values
| HEX | #864ECB |
| RGB | rgb(134, 78, 203) |
| HSL | hsl(267, 55%, 55%) |
| OKLCH | oklch(55% 0.187 301.1) |
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 #864ECB | 5.29:1 | AA | Lc -81.2 | Fine for body text |
| Black text on #864ECB | 3.96:1 | AA large text | Lc 28.2 | Dividers and decoration only |
| #864ECB text on white | 5.29:1 | AA | Lc 75.9 | Fine for body text |
| #864ECB text on black | 3.96:1 | AA large text | Lc -25.9 | 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
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#ECE6F8
oklch(93.5% 0.025 301.1)
-
Step 200
200
#DED3F4
oklch(88.6% 0.046 300.7)
-
Step 300
300
#CAB4EF
oklch(80.9% 0.085 301.6)
-
Step 400
400
#AF8BE7
oklch(70.6% 0.135 301)
-
Step 500
500
#9C6BDF
oklch(63% 0.172 301.1)
-
Step 600
600 (this color)
#864ECB
oklch(55% 0.187 301.1)
-
Step 700
700
#7340B1
oklch(49.1% 0.173 301)
-
Step 800
800
#5E3590
oklch(42.7% 0.145 301.2)
-
Step 900
900
#4C3073
oklch(37.7% 0.112 300.4)
-
Step 950
950
#2D1D43
oklch(27.1% 0.07 301.3)
#864ECB 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) | #006BCF | 0.143 |
| Deuteranopia (no green cones) | #236BC8 | 0.134 |
| Tritanopia (no blue cones) | #786985 | 0.141 |
| Achromatopsia (no color) | #6B6B6B | 0.188 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #864ECB
#864ECB
oklch(55% 0.187 301.1)
- #677C00
#677C00
oklch(55% 0.132 120.7)
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 #864ECB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purpley #8756E4 ΔE 0.041
- Light Indigo #6D5ACF ΔE 0.047
- Slate Blue #6A5ACD ΔE 0.051
- Deep Lavender #8D5EB7 ΔE 0.054
- Dark Orchid #9932CC ΔE 0.056
- Purply #983FB2 ΔE 0.056
- Amethyst #9B5FC0 ΔE 0.061
- Dark Periwinkle #665FD1 ΔE 0.061
Use #864ECB 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.