#6D3CAC
Closest named color: Rebecca Purple (#663399). oklch(47.5% 0.171 300), rgb(109, 60, 172).
Aa
White text reads best on this color (7.26:1).
About this color
#6D3CAC is a medium-dark, vivid purple. In OKLCH its lightness is 48%, its chroma 0.171 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 0.038 away. White text reads best on it, at 7.26:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.171) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.89:1 |
| White text | 7.26:1 |
Values
| HEX | #6D3CAC |
| RGB | rgb(109, 60, 172) |
| HSL | hsl(266, 48%, 45%) |
| OKLCH | oklch(47.5% 0.171 300) |
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 #6D3CAC | 7.26:1 | AAA | Lc -89.6 | Fine for body text |
| Black text on #6D3CAC | 2.89:1 | Fails | Lc 19.3 | Dividers and decoration only |
| #6D3CAC text on white | 7.26:1 | AAA | Lc 84.7 | Fine for body text |
| #6D3CAC text on black | 2.89:1 | Fails | Lc -17.3 | 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
#DDD3F4
oklch(88.5% 0.046 299.3)
-
Step 300
300
#C8B5EF
oklch(80.9% 0.083 299.6)
-
Step 400
400
#AE8CE7
oklch(70.7% 0.134 300.2)
-
Step 500
500
#9A6DDF
oklch(63.1% 0.169 299.8)
-
Step 600
600
#8651CD
oklch(55.6% 0.185 300.1)
-
Step 700
700 (this color)
#6D3CAC
oklch(47.5% 0.171 300)
-
Step 800
800
#5C368F
oklch(42.6% 0.142 300.1)
-
Step 900
900
#4B3073
oklch(37.6% 0.112 299.6)
-
Step 950
950
#2C1D43
oklch(27% 0.07 300)
#6D3CAC 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) | #0056AF | 0.125 |
| Deuteranopia (no green cones) | #0356AA | 0.125 |
| Tritanopia (no blue cones) | #5F556E | 0.130 |
| Achromatopsia (no color) | #575757 | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6D3CAC
#6D3CAC
oklch(47.5% 0.171 300)
- #556500
#556500
oklch(47.6% 0.113 119.9)
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 #6D3CAC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.038
- Bluey Purple #6241C7 ΔE 0.048
- Blue With A Hint Of Purple #533CC6 ΔE 0.064
- Grape #7209B7 ΔE 0.065
- Blurple #5539CC ΔE 0.069
- Iris #6258C4 ΔE 0.071
- Blueberry #464196 ΔE 0.076
- Purple Blue #5D21D0 ΔE 0.079
Use #6D3CAC 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.