#6C668E
Closest named color: Dusty Purple (#825F87). oklch(53.1% 0.062 291), rgb(108, 102, 142).
Aa
White text reads best on this color (5.34:1).
About this color
#6C668E is a medium-dark, muted purple. In OKLCH its lightness is 53%, its chroma 0.062 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusty Purple (#825F87), ΔE 0.039 away. White text reads best on it, at 5.34:1.
| Hue family | Purples |
| Lightness | medium-dark (53%) |
| Chroma | muted (0.062) |
| Temperature | in between |
| Nearest name | Dusty Purple (#825F87) |
| Black text | 3.92:1 |
| White text | 5.34:1 |
Values
| HEX | #6C668E |
| RGB | rgb(108, 102, 142) |
| HSL | hsl(249, 16%, 48%) |
| OKLCH | oklch(53.1% 0.062 291) |
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 #6C668E | 5.34:1 | AA | Lc -81.9 | Fine for body text |
| Black text on #6C668E | 3.92:1 | AA large text | Lc 27.5 | Dividers and decoration only |
| #6C668E text on white | 5.34:1 | AA | Lc 76.6 | Fine for body text |
| #6C668E text on black | 3.92:1 | 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
#EAE9EF
oklch(93.7% 0.008 293.9)
-
Step 200
200
#D9D7E3
oklch(88.4% 0.016 293.7)
-
Step 300
300
#C0BED2
oklch(80.9% 0.028 290.4)
-
Step 400
400
#A09CBB
oklch(70.7% 0.045 291.1)
-
Step 500
500
#8984AA
oklch(63.1% 0.057 290.7)
-
Step 600
600 (this color)
#6C668E
oklch(53.1% 0.062 291)
-
Step 700
700
#615B7F
oklch(49.1% 0.057 291.8)
-
Step 800
800
#4F4A68
oklch(42.6% 0.049 291.8)
-
Step 900
900
#413E54
oklch(37.6% 0.037 290.7)
-
Step 950
950
#262531
oklch(27.1% 0.022 288.6)
#6C668E 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 | 0.025 |
| Deuteranopia (no green cones) | #5C6A8D | 0.025 |
| Tritanopia (no blue cones) | #656D74 | 0.053 |
| Achromatopsia (no color) | #6B6B6B | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C668E
#6C668E
oklch(53.1% 0.062 291)
- #6D7045
#6D7045
oklch(53.2% 0.062 111.7)
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 #6C668E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Purple #825F87 ΔE 0.039
- Muted Purple #805B87 ΔE 0.041
- Grey Purple #826D8C ΔE 0.043
- Dark Lavender #856798 ΔE 0.044
- Dull Purple #84597E ΔE 0.051
- Metallic Blue #4F738E ΔE 0.051
- Purple Grey #866F85 ΔE 0.055
- Dusky Purple #895B7B ΔE 0.057
Use #6C668E 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.