#6B449E
Closest named color: Rebecca Purple (#663399). oklch(47.5% 0.142 301.2), rgb(107, 68, 158).
Aa
White text reads best on this color (7.12:1).
About this color
#6B449E is a medium-dark, vivid purple. In OKLCH its lightness is 48%, its chroma 0.142 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.040 away. White text reads best on it, at 7.12:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.142) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.94:1 |
| White text | 7.12:1 |
Values
| HEX | #6B449E |
| RGB | rgb(107, 68, 158) |
| HSL | hsl(266, 40%, 44%) |
| OKLCH | oklch(47.5% 0.142 301.2) |
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 #6B449E | 7.12:1 | AAA | Lc -89.3 | Fine for body text |
| Black text on #6B449E | 2.94:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #6B449E text on white | 7.12:1 | AAA | Lc 84.4 | Fine for body text |
| #6B449E text on black | 2.94:1 | Fails | Lc -17.6 | 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
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#ECE7F5
oklch(93.6% 0.019 302.2)
-
Step 200
200
#DDD4EF
oklch(88.5% 0.038 300.8)
-
Step 300
300
#C8B7E7
oklch(81% 0.069 301.1)
-
Step 400
400
#AC90DA
oklch(70.6% 0.11 301)
-
Step 500
500
#9973D0
oklch(63.2% 0.14 301.4)
-
Step 600
600
#8459BD
oklch(55.6% 0.153 301.5)
-
Step 700
700 (this color)
#6B449E
oklch(47.5% 0.142 301.2)
-
Step 800
800
#5B3C84
oklch(42.7% 0.118 301.5)
-
Step 900
900
#4A346A
oklch(37.6% 0.092 300.9)
-
Step 950
950
#2B1F3E
oklch(27% 0.058 300.4)
#6B449E 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) | #1E57A1 | 0.105 |
| Deuteranopia (no green cones) | #2D579C | 0.096 |
| Tritanopia (no blue cones) | #61566A | 0.108 |
| Achromatopsia (no color) | #585858 | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B449E
#6B449E
oklch(47.5% 0.142 301.2)
- #536500
#536500
oklch(47.5% 0.114 121)
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 #6B449E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.040
- Twilight #4E518B ΔE 0.066
- Blueberry #464196 ΔE 0.066
- Bluey Purple #6241C7 ΔE 0.068
- Light Eggplant #894585 ΔE 0.071
- Dark Slate Blue #483D8B ΔE 0.072
- Iris #6258C4 ΔE 0.073
- Blue With A Hint Of Purple #533CC6 ΔE 0.081
Use #6B449E 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.