#6C3BA4
Closest named color: Rebecca Purple (#663399). oklch(46.7% 0.163 301.9), rgb(108, 59, 164).
Aa
White text reads best on this color (7.50:1).
About this color
#6C3BA4 is a medium-dark, vivid purple. In OKLCH its lightness is 47%, its chroma 0.163 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.027 away. White text reads best on it, at 7.50:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.163) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.79:1 |
| White text | 7.50:1 |
Values
| HEX | #6C3BA4 |
| RGB | rgb(108, 59, 164) |
| HSL | hsl(268, 47%, 44%) |
| OKLCH | oklch(46.7% 0.163 301.9) |
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 #6C3BA4 | 7.50:1 | AAA | Lc -90.4 | Preferred for body text |
| Black text on #6C3BA4 | 2.79:1 | Fails | Lc 18.4 | Dividers and decoration only |
| #6C3BA4 text on white | 7.50:1 | AAA | Lc 85.6 | Fine for body text |
| #6C3BA4 text on black | 2.79:1 | Fails | Lc -16.5 | 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
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#ECE7F7
oklch(93.7% 0.022 300.2)
-
Step 200
200
#DED3F2
oklch(88.5% 0.044 301.7)
-
Step 300
300
#CAB5EC
oklch(80.9% 0.079 302.1)
-
Step 400
400
#AF8DE2
oklch(70.7% 0.126 301.7)
-
Step 500
500
#9C6EDA
oklch(63.2% 0.161 301.6)
-
Step 600
600
#8753C7
oklch(55.6% 0.175 301.6)
-
Step 700
700 (this color)
#6C3BA4
oklch(46.7% 0.163 301.9)
-
Step 800
800
#5D388B
oklch(42.7% 0.134 301.5)
-
Step 900
900
#4C316F
oklch(37.6% 0.105 301.7)
-
Step 950
950
#2D1D41
oklch(27% 0.067 302.7)
#6C3BA4 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) | #0054A7 | 0.125 |
| Deuteranopia (no green cones) | #1654A2 | 0.119 |
| Tritanopia (no blue cones) | #61526A | 0.122 |
| Achromatopsia (no color) | #555555 | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C3BA4
#6C3BA4
oklch(46.7% 0.163 301.9)
- #506300
#506300
oklch(46.7% 0.113 121.8)
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 #6C3BA4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.027
- Bluey Purple #6241C7 ΔE 0.060
- Grape #7209B7 ΔE 0.068
- Blueberry #464196 ΔE 0.070
- Blue With A Hint Of Purple #533CC6 ΔE 0.072
- Dark Slate Blue #483D8B ΔE 0.076
- Blurple #5539CC ΔE 0.078
- Iris #6258C4 ΔE 0.080
Use #6C3BA4 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.