#6C4495
Closest named color: Rebecca Purple (#663399). oklch(47% 0.131 304.7), rgb(108, 68, 149).
Aa
White text reads best on this color (7.24:1).
About this color
#6C4495 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 47%, its chroma 0.131 and its hue 305°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.042 away. White text reads best on it, at 7.24:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.131) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.89:1 |
| White text | 7.24:1 |
Values
| HEX | #6C4495 |
| RGB | rgb(108, 68, 149) |
| HSL | hsl(270, 37%, 43%) |
| OKLCH | oklch(47% 0.131 304.7) |
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 #6C4495 | 7.24:1 | AAA | Lc -89.8 | Fine for body text |
| Black text on #6C4495 | 2.89:1 | Fails | Lc 19.1 | Dividers and decoration only |
| #6C4495 text on white | 7.24:1 | AAA | Lc 84.9 | Fine for body text |
| #6C4495 text on black | 2.89:1 | Fails | Lc -17.1 | 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
#ECE7F4
oklch(93.6% 0.018 303.4)
-
Step 200
200
#DED4EC
oklch(88.5% 0.034 304.5)
-
Step 300
300
#CAB7E2
oklch(80.9% 0.063 305.1)
-
Step 400
400
#AF90D4
oklch(70.6% 0.102 304.8)
-
Step 500
500
#9B74C8
oklch(63.1% 0.129 304.4)
-
Step 600
600
#865BB5
oklch(55.6% 0.14 304.3)
-
Step 700
700 (this color)
#6C4495
oklch(47% 0.131 304.7)
-
Step 800
800
#5D3D7E
oklch(42.7% 0.109 305)
-
Step 900
900
#4C3565
oklch(37.8% 0.083 304.8)
-
Step 950
950
#2C1F3B
oklch(26.9% 0.053 304.5)
#6C4495 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) | #295698 | 0.100 |
| Deuteranopia (no green cones) | #365793 | 0.091 |
| Tritanopia (no blue cones) | #655366 | 0.096 |
| Achromatopsia (no color) | #575757 | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C4495
#6C4495
oklch(47% 0.131 304.7)
- #4C6500
#4C6500
oklch(46.9% 0.118 124.7)
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 #6C4495, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.042
- Twilight #4E518B ΔE 0.061
- Light Eggplant #894585 ΔE 0.062
- Blueberry #464196 ΔE 0.068
- Dark Slate Blue #483D8B ΔE 0.070
- Dusk #4E5481 ΔE 0.074
- Muted Purple #805B87 ΔE 0.081
- Bluey Purple #6241C7 ΔE 0.083
Use #6C4495 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.