#6D448C
Closest named color: Rebecca Purple (#663399). oklch(46.6% 0.12 308.7), rgb(109, 68, 140).
Aa
White text reads best on this color (7.35:1).
About this color
#6D448C is a medium-dark, moderately saturated purple. In OKLCH its lightness is 47%, its chroma 0.120 and its hue 309°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.050 away. White text reads best on it, at 7.35:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.120) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.85:1 |
| White text | 7.35:1 |
Values
| HEX | #6D448C |
| RGB | rgb(109, 68, 140) |
| HSL | hsl(274, 35%, 41%) |
| OKLCH | oklch(46.6% 0.12 308.7) |
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 #6D448C | 7.35:1 | AAA | Lc -90.2 | Preferred for body text |
| Black text on #6D448C | 2.85:1 | Fails | Lc 18.7 | Dividers and decoration only |
| #6D448C text on white | 7.35:1 | AAA | Lc 85.3 | Fine for body text |
| #6D448C text on black | 2.85:1 | Fails | Lc -16.7 | 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
#F7F4F9
oklch(97.1% 0.007 312.3)
-
Step 100
100
#EDE7F3
oklch(93.6% 0.017 308.3)
-
Step 200
200
#DFD4EA
oklch(88.5% 0.032 308.1)
-
Step 300
300
#CBB7DE
oklch(80.9% 0.058 308.2)
-
Step 400
400
#B191CD
oklch(70.7% 0.092 308.5)
-
Step 500
500
#9E74C0
oklch(63% 0.119 308.7)
-
Step 600
600
#895CAC
oklch(55.6% 0.128 308.7)
-
Step 700
700 (this color)
#6D448C
oklch(46.6% 0.12 308.7)
-
Step 800
800
#5F3E78
oklch(42.7% 0.099 309)
-
Step 900
900
#4D3561
oklch(37.6% 0.078 308.2)
-
Step 950
950
#2D1F39
oklch(26.9% 0.05 308.1)
#6D448C 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) | #31548E | 0.095 |
| Deuteranopia (no green cones) | #3D568A | 0.085 |
| Tritanopia (no blue cones) | #695061 | 0.086 |
| Achromatopsia (no color) | #565656 | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6D448C
#6D448C
oklch(46.6% 0.12 308.7)
- #456607
#456607
oklch(46.7% 0.12 128.7)
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 #6D448C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.050
- Light Eggplant #894585 ΔE 0.055
- Twilight #4E518B ΔE 0.059
- Dusk #4E5481 ΔE 0.069
- Dark Slate Blue #483D8B ΔE 0.071
- Blueberry #464196 ΔE 0.072
- Muted Purple #805B87 ΔE 0.075
- Dusty Grape #545775 ΔE 0.081
Use #6D448C 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.