#6F3A9D
Closest named color: Rebecca Purple (#663399). oklch(46.4% 0.157 305.8), rgb(111, 58, 157).
Aa
White text reads best on this color (7.58:1).
About this color
#6F3A9D is a medium-dark, vivid purple. In OKLCH its lightness is 46%, its chroma 0.157 and its hue 306°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.025 away. White text reads best on it, at 7.58:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.157) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.76:1 |
| White text | 7.58:1 |
Values
| HEX | #6F3A9D |
| RGB | rgb(111, 58, 157) |
| HSL | hsl(272, 46%, 42%) |
| OKLCH | oklch(46.4% 0.157 305.8) |
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 #6F3A9D | 7.58:1 | AAA | Lc -90.7 | Preferred for body text |
| Black text on #6F3A9D | 2.76:1 | Fails | Lc 18.1 | Dividers and decoration only |
| #6F3A9D text on white | 7.58:1 | AAA | Lc 85.9 | Fine for body text |
| #6F3A9D text on black | 2.76:1 | Fails | Lc -16.2 | 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
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#EDE6F6
oklch(93.5% 0.023 305.6)
-
Step 200
200
#E0D3F0
oklch(88.6% 0.042 305.8)
-
Step 300
300
#CCB4E8
oklch(80.8% 0.076 305.7)
-
Step 400
400
#B38CDD
oklch(70.7% 0.122 305.6)
-
Step 500
500
#A16DD3
oklch(63.1% 0.156 306)
-
Step 600
600
#8C52C0
oklch(55.5% 0.17 305.9)
-
Step 700
700 (this color)
#6F3A9D
oklch(46.4% 0.157 305.8)
-
Step 800
800
#613786
oklch(42.7% 0.13 306.2)
-
Step 900
900
#4F316C
oklch(37.8% 0.101 305.6)
-
Step 950
950
#2E1D3F
oklch(27% 0.064 305.6)
#6F3A9D 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) | #0052A0 | 0.132 |
| Deuteranopia (no green cones) | #24549B | 0.118 |
| Tritanopia (no blue cones) | #674E66 | 0.113 |
| Achromatopsia (no color) | #545454 | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6F3A9D
#6F3A9D
oklch(46.4% 0.157 305.8)
- #496400
#496400
oklch(46.4% 0.118 125.8)
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 #6F3A9D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.025
- Bluey Purple #6241C7 ΔE 0.072
- Grape #7209B7 ΔE 0.073
- Blueberry #464196 ΔE 0.074
- Light Eggplant #894585 ΔE 0.074
- Dark Slate Blue #483D8B ΔE 0.076
- Warm Purple #952E8F ΔE 0.079
- Twilight #4E518B ΔE 0.084
Use #6F3A9D 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.