#6B3BA7
Closest named color: Rebecca Purple (#663399). oklch(46.8% 0.166 300.5), rgb(107, 59, 167).
Aa
White text reads best on this color (7.47:1).
About this color
#6B3BA7 is a medium-dark, vivid purple. In OKLCH its lightness is 47%, its chroma 0.166 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.029 away. White text reads best on it, at 7.47:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.166) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.80:1 |
| White text | 7.47:1 |
Values
| HEX | #6B3BA7 |
| RGB | rgb(107, 59, 167) |
| HSL | hsl(267, 48%, 44%) |
| OKLCH | oklch(46.8% 0.166 300.5) |
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 #6B3BA7 | 7.47:1 | AAA | Lc -90.3 | Preferred for body text |
| Black text on #6B3BA7 | 2.80:1 | Fails | Lc 18.5 | Dividers and decoration only |
| #6B3BA7 text on white | 7.47:1 | AAA | Lc 85.5 | Fine for body text |
| #6B3BA7 text on black | 2.80:1 | Fails | Lc -16.6 | 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
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#ECE7F8
oklch(93.7% 0.023 299.4)
-
Step 200
200
#DDD3F3
oklch(88.5% 0.045 299.7)
-
Step 300
300
#C9B5ED
oklch(80.9% 0.081 301)
-
Step 400
400
#AE8DE4
oklch(70.7% 0.128 300.6)
-
Step 500
500
#9B6EDC
oklch(63.2% 0.164 300.7)
-
Step 600
600
#8653CA
oklch(55.7% 0.179 300.5)
-
Step 700
700 (this color)
#6B3BA7
oklch(46.8% 0.166 300.5)
-
Step 800
800
#5C378D
oklch(42.6% 0.138 300.5)
-
Step 900
900
#4B3171
oklch(37.7% 0.107 300)
-
Step 950
950
#2C1D42
oklch(26.9% 0.068 300.6)
#6B3BA7 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) | #0054AA | 0.123 |
| Deuteranopia (no green cones) | #0C54A5 | 0.121 |
| Tritanopia (no blue cones) | #5E536B | 0.126 |
| Achromatopsia (no color) | #555555 | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B3BA7
#6B3BA7
oklch(46.8% 0.166 300.5)
- #526300
#526300
oklch(46.9% 0.112 120.6)
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 #6B3BA7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.029
- Bluey Purple #6241C7 ΔE 0.055
- Grape #7209B7 ΔE 0.066
- Blue With A Hint Of Purple #533CC6 ΔE 0.067
- Blueberry #464196 ΔE 0.070
- Blurple #5539CC ΔE 0.073
- Dark Slate Blue #483D8B ΔE 0.077
- Iris #6258C4 ΔE 0.077
Use #6B3BA7 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.