#6C3D96
Closest named color: Rebecca Purple (#663399). oklch(46% 0.143 305.9), rgb(108, 61, 150).
Aa
White text reads best on this color (7.64:1).
About this color
#6C3D96 is a medium-dark, vivid purple. In OKLCH its lightness is 46%, its chroma 0.143 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 0.027 away. White text reads best on it, at 7.64:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.143) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.74:1 |
| White text | 7.64:1 |
Values
| HEX | #6C3D96 |
| RGB | rgb(108, 61, 150) |
| HSL | hsl(272, 42%, 41%) |
| OKLCH | oklch(46% 0.143 305.9) |
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 #6C3D96 | 7.64:1 | AAA | Lc -91.0 | Preferred for body text |
| Black text on #6C3D96 | 2.74:1 | Fails | Lc 17.8 | Dividers and decoration only |
| #6C3D96 text on white | 7.64:1 | AAA | Lc 86.2 | Fine for body text |
| #6C3D96 text on black | 2.74:1 | Fails | Lc -15.9 | 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
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#EDE7F5
oklch(93.7% 0.02 305.3)
-
Step 200
200
#DFD3EE
oklch(88.5% 0.039 305.6)
-
Step 300
300
#CBB6E5
oklch(80.9% 0.069 305.2)
-
Step 400
400
#B28ED8
oklch(70.7% 0.112 306)
-
Step 500
500
#9F70CD
oklch(63.1% 0.143 306)
-
Step 600
600
#8A57BA
oklch(55.7% 0.154 305.8)
-
Step 700
700 (this color)
#6C3D96
oklch(46% 0.143 305.9)
-
Step 800
800
#5F3A82
oklch(42.7% 0.12 305.7)
-
Step 900
900
#4E3368
oklch(37.8% 0.092 306)
-
Step 950
950
#2D1E3D
oklch(26.9% 0.059 305.1)
#6C3D96 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) | #195299 | 0.117 |
| Deuteranopia (no green cones) | #2D5494 | 0.105 |
| Tritanopia (no blue cones) | #654E63 | 0.104 |
| Achromatopsia (no color) | #535353 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C3D96
#6C3D96
oklch(46% 0.143 305.9)
- #486300
#486300
oklch(46.1% 0.117 125.9)
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 #6C3D96, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.027
- Blueberry #464196 ΔE 0.067
- Dark Slate Blue #483D8B ΔE 0.067
- Light Eggplant #894585 ΔE 0.070
- Twilight #4E518B ΔE 0.072
- Bluey Purple #6241C7 ΔE 0.081
- Warm Purple #952E8F ΔE 0.082
- Grape #7209B7 ΔE 0.086
Use #6C3D96 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.