#6B668E
Closest named color: Dusty Purple (#825F87). oklch(53.1% 0.062 289.8), rgb(107, 102, 142).
Aa
White text reads best on this color (5.36:1).
About this color
#6B668E is a medium-dark, muted purple. In OKLCH its lightness is 53%, its chroma 0.062 and its hue 290°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Purple (#825F87), ΔE 0.040 away. White text reads best on it, at 5.36:1.
| Hue family | Purples |
| Lightness | medium-dark (53%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Dusty Purple (#825F87) |
| Black text | 3.91:1 |
| White text | 5.36:1 |
Values
| HEX | #6B668E |
| RGB | rgb(107, 102, 142) |
| HSL | hsl(248, 16%, 48%) |
| OKLCH | oklch(53.1% 0.062 289.8) |
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 #6B668E | 5.36:1 | AA | Lc -82.0 | Fine for body text |
| Black text on #6B668E | 3.91:1 | AA large text | Lc 27.4 | Dividers and decoration only |
| #6B668E text on white | 5.36:1 | AA | Lc 76.7 | Fine for body text |
| #6B668E text on black | 3.91:1 | AA large text | Lc -25.1 | 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 600.
-
Step 50
50
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E9E9EF
oklch(93.6% 0.008 286.2)
-
Step 200
200
#D8D8E3
oklch(88.5% 0.015 286.1)
-
Step 300
300
#C0BED2
oklch(80.9% 0.028 290.4)
-
Step 400
400
#9F9CBB
oklch(70.6% 0.045 289.6)
-
Step 500
500
#8884AA
oklch(63.1% 0.057 289.5)
-
Step 600
600 (this color)
#6B668E
oklch(53.1% 0.062 289.8)
-
Step 700
700
#605B80
oklch(49.1% 0.059 290.2)
-
Step 800
800
#4E4B68
oklch(42.8% 0.048 289)
-
Step 900
900
#413E54
oklch(37.6% 0.037 290.7)
-
Step 950
950
#262531
oklch(27.1% 0.022 288.6)
#6B668E 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) | #5C6B90 | 0.024 |
| Deuteranopia (no green cones) | #5C6A8D | 0.024 |
| Tritanopia (no blue cones) | #636D74 | 0.054 |
| Achromatopsia (no color) | #6B6B6B | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B668E
#6B668E
oklch(53.1% 0.062 289.8)
- #6E6F44
#6E6F44
oklch(53% 0.062 109.5)
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 #6B668E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Purple #825F87 ΔE 0.040
- Muted Purple #805B87 ΔE 0.042
- Grey Purple #826D8C ΔE 0.044
- Dark Lavender #856798 ΔE 0.046
- Metallic Blue #4F738E ΔE 0.050
- Dull Purple #84597E ΔE 0.052
- Purple Grey #866F85 ΔE 0.056
- Dull Blue #49759C ΔE 0.056
Use #6B668E 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.