#6D428E
Closest named color: Rebecca Purple (#663399). oklch(46.4% 0.126 308.4), rgb(109, 66, 142).
Aa
White text reads best on this color (7.44:1).
About this color
#6D428E is a medium-dark, moderately saturated purple. In OKLCH its lightness is 46%, its chroma 0.126 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 7.44:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.126) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.82:1 |
| White text | 7.44:1 |
Values
| HEX | #6D428E |
| RGB | rgb(109, 66, 142) |
| HSL | hsl(274, 37%, 41%) |
| OKLCH | oklch(46.4% 0.126 308.4) |
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 #6D428E | 7.44:1 | AAA | Lc -90.5 | Preferred for body text |
| Black text on #6D428E | 2.82:1 | Fails | Lc 18.4 | Dividers and decoration only |
| #6D428E text on white | 7.44:1 | AAA | Lc 85.6 | Fine for body text |
| #6D428E text on black | 2.82:1 | 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
#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
#CCB7DF
oklch(81% 0.06 308.7)
-
Step 400
400
#B290CF
oklch(70.7% 0.097 308.7)
-
Step 500
500
#9F73C3
oklch(63.1% 0.125 308.5)
-
Step 600
600
#8A5AAF
oklch(55.6% 0.136 308.7)
-
Step 700
700 (this color)
#6D428E
oklch(46.4% 0.126 308.4)
-
Step 800
800
#5F3D7A
oklch(42.7% 0.104 308.3)
-
Step 900
900
#4E3562
oklch(37.8% 0.08 308.6)
-
Step 950
950
#2E1F3A
oklch(27.1% 0.052 308.8)
#6D428E 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) | #2C5391 | 0.101 |
| Deuteranopia (no green cones) | #39568C | 0.092 |
| Tritanopia (no blue cones) | #684F61 | 0.090 |
| Achromatopsia (no color) | #555555 | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6D428E
#6D428E
oklch(46.4% 0.126 308.4)
- #446500
#446500
oklch(46.4% 0.122 128.5)
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 #6D428E, 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 0.058
- Twilight #4E518B ΔE 0.063
- Dark Slate Blue #483D8B ΔE 0.069
- Blueberry #464196 ΔE 0.070
- Dusk #4E5481 ΔE 0.073
- Muted Purple #805B87 ΔE 0.080
- Warm Purple #952E8F ΔE 0.082
Use #6D428E 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.