#6B39A9
Closest named color: Rebecca Purple (#663399). oklch(46.6% 0.172 300.3), rgb(107, 57, 169).
Aa
White text reads best on this color (7.54:1).
About this color
#6B39A9 is a medium-dark, vivid purple. In OKLCH its lightness is 47%, its chroma 0.172 and its hue 300°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.030 away. White text reads best on it, at 7.54:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.172) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.78:1 |
| White text | 7.54:1 |
Values
| HEX | #6B39A9 |
| RGB | rgb(107, 57, 169) |
| HSL | hsl(267, 50%, 44%) |
| OKLCH | oklch(46.6% 0.172 300.3) |
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 #6B39A9 | 7.54:1 | AAA | Lc -90.5 | Preferred for body text |
| Black text on #6B39A9 | 2.78:1 | Fails | Lc 18.4 | Dividers and decoration only |
| #6B39A9 text on white | 7.54:1 | AAA | Lc 85.7 | Fine for body text |
| #6B39A9 text on black | 2.78:1 | Fails | Lc -16.4 | 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
#DED3F4
oklch(88.6% 0.046 300.7)
-
Step 300
300
#C9B5EF
oklch(81% 0.083 300.3)
-
Step 400
400
#AE8CE6
oklch(70.7% 0.132 300.5)
-
Step 500
500
#9B6CDF
oklch(63% 0.17 300.5)
-
Step 600
600
#8651CD
oklch(55.6% 0.185 300.1)
-
Step 700
700 (this color)
#6B39A9
oklch(46.6% 0.172 300.3)
-
Step 800
800
#5D368F
oklch(42.7% 0.142 300.7)
-
Step 900
900
#4C3072
oklch(37.7% 0.11 300.8)
-
Step 950
950
#2C1D43
oklch(27% 0.07 300)
#6B39A9 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) | #0054AC | 0.125 |
| Deuteranopia (no green cones) | #0053A7 | 0.125 |
| Tritanopia (no blue cones) | #5D526C | 0.128 |
| Achromatopsia (no color) | #545454 | 0.173 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B39A9
#6B39A9
oklch(46.6% 0.172 300.3)
- #526200
#526200
oklch(46.6% 0.111 120.1)
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 #6B39A9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.030
- Bluey Purple #6241C7 ΔE 0.053
- Grape #7209B7 ΔE 0.061
- Blue With A Hint Of Purple #533CC6 ΔE 0.064
- Blurple #5539CC ΔE 0.070
- Blueberry #464196 ΔE 0.072
- Purple Blue #5D21D0 ΔE 0.078
- Iris #6258C4 ΔE 0.079
Use #6B39A9 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.