#6E4391
Closest named color: Rebecca Purple (#663399). oklch(46.8% 0.128 307.6), rgb(110, 67, 145).
Aa
White text reads best on this color (7.30:1).
About this color
#6E4391 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 47%, its chroma 0.128 and its hue 308°. 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 7.30:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.128) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.87:1 |
| White text | 7.30:1 |
Values
| HEX | #6E4391 |
| RGB | rgb(110, 67, 145) |
| HSL | hsl(273, 37%, 42%) |
| OKLCH | oklch(46.8% 0.128 307.6) |
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 #6E4391 | 7.30:1 | AAA | Lc -90.0 | Fine for body text |
| Black text on #6E4391 | 2.87:1 | Fails | Lc 18.9 | Dividers and decoration only |
| #6E4391 text on white | 7.30:1 | AAA | Lc 85.1 | Fine for body text |
| #6E4391 text on black | 2.87:1 | Fails | Lc -16.9 | 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
#F7F4FA
oklch(97.1% 0.009 308.4)
-
Step 100
100
#EDE7F3
oklch(93.6% 0.017 308.3)
-
Step 200
200
#DFD4EB
oklch(88.6% 0.033 307.1)
-
Step 300
300
#CBB7E0
oklch(81% 0.061 307.1)
-
Step 400
400
#B190D1
oklch(70.7% 0.099 307.2)
-
Step 500
500
#9E73C4
oklch(63% 0.126 307.6)
-
Step 600
600
#895AB1
oklch(55.6% 0.138 307.4)
-
Step 700
700 (this color)
#6E4391
oklch(46.8% 0.128 307.6)
-
Step 800
800
#5F3D7B
oklch(42.7% 0.105 307.9)
-
Step 900
900
#4E3463
oklch(37.7% 0.083 308.4)
-
Step 950
950
#2D1F3A
oklch(27% 0.052 307.1)
#6E4391 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) | #2C5594 | 0.102 |
| Deuteranopia (no green cones) | #39578F | 0.092 |
| Tritanopia (no blue cones) | #695163 | 0.093 |
| Achromatopsia (no color) | #565656 | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6E4391
#6E4391
oklch(46.8% 0.128 307.6)
- #476600
#476600
oklch(46.8% 0.122 127.5)
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 #6E4391, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.044
- Light Eggplant #894585 ΔE 0.057
- Twilight #4E518B ΔE 0.064
- Blueberry #464196 ΔE 0.072
- Dark Slate Blue #483D8B ΔE 0.072
- Dusk #4E5481 ΔE 0.075
- Muted Purple #805B87 ΔE 0.079
- Warm Purple #952E8F ΔE 0.081
Use #6E4391 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.