#6F3AB1
Closest named color: Rebecca Purple (#663399). oklch(47.8% 0.18 300), rgb(111, 58, 177).
Aa
White text reads best on this color (7.20:1).
About this color
#6F3AB1 is a medium-dark, vivid purple. In OKLCH its lightness is 48%, its chroma 0.180 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 0.044 away. White text reads best on it, at 7.20:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.180) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.91:1 |
| White text | 7.20:1 |
Values
| HEX | #6F3AB1 |
| RGB | rgb(111, 58, 177) |
| HSL | hsl(267, 51%, 46%) |
| OKLCH | oklch(47.8% 0.18 300) |
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 #6F3AB1 | 7.20:1 | AAA | Lc -89.3 | Fine for body text |
| Black text on #6F3AB1 | 2.91:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #6F3AB1 text on white | 7.20:1 | AAA | Lc 84.4 | Fine for body text |
| #6F3AB1 text on black | 2.91:1 | Fails | Lc -17.6 | 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
#ECE6F9
oklch(93.5% 0.026 300.3)
-
Step 200
200
#DED3F5
oklch(88.6% 0.048 300.2)
-
Step 300
300
#C9B4F1
oklch(80.9% 0.087 300.2)
-
Step 400
400
#AE8BEA
oklch(70.7% 0.139 299.8)
-
Step 500
500
#9B6AE3
oklch(63% 0.178 300)
-
Step 600
600
#874ED1
oklch(55.5% 0.194 300.2)
-
Step 700
700 (this color)
#6F3AB1
oklch(47.8% 0.18 300)
-
Step 800
800
#5D3493
oklch(42.7% 0.15 299.9)
-
Step 900
900
#4C2F75
oklch(37.7% 0.116 300)
-
Step 950
950
#2C1C44
oklch(26.9% 0.073 300)
#6F3AB1 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) | #0057B5 | 0.128 |
| Deuteranopia (no green cones) | #0056AE | 0.130 |
| Tritanopia (no blue cones) | #605571 | 0.134 |
| Achromatopsia (no color) | #575757 | 0.181 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6F3AB1
#6F3AB1
oklch(47.8% 0.18 300)
- #556600
#556600
oklch(47.9% 0.114 120.4)
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 #6F3AB1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.044
- Bluey Purple #6241C7 ΔE 0.044
- Grape #7209B7 ΔE 0.059
- Blue With A Hint Of Purple #533CC6 ΔE 0.061
- Blurple #5539CC ΔE 0.065
- Iris #6258C4 ΔE 0.072
- Purple Blue #5D21D0 ΔE 0.073
- Slate Blue #6A5ACD ΔE 0.079
Use #6F3AB1 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.