#6C669C
Closest named color: Dark Lavender (#856798). oklch(53.8% 0.084 288.3), rgb(108, 102, 156).
Aa
White text reads best on this color (5.22:1).
About this color
#6C669C is a medium-dark, moderately saturated purple. In OKLCH its lightness is 54%, its chroma 0.084 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Lavender (#856798), ΔE 0.041 away. White text reads best on it, at 5.22:1.
| Hue family | Purples |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Dark Lavender (#856798) |
| Black text | 4.01:1 |
| White text | 5.22:1 |
Values
| HEX | #6C669C |
| RGB | rgb(108, 102, 156) |
| HSL | hsl(247, 21%, 51%) |
| OKLCH | oklch(53.8% 0.084 288.3) |
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 #6C669C | 5.22:1 | AA | Lc -81.3 | Fine for body text |
| Black text on #6C669C | 4.01:1 | AA large text | Lc 28.2 | Dividers and decoration only |
| #6C669C text on white | 5.22:1 | AA | Lc 75.9 | Fine for body text |
| #6C669C text on black | 4.01:1 | AA large text | Lc -25.8 | 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
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#E9E9F1
oklch(93.6% 0.011 286.2)
-
Step 200
200
#D8D7E7
oklch(88.5% 0.022 288.8)
-
Step 300
300
#BFBDD8
oklch(80.9% 0.038 288.9)
-
Step 400
400
#9E9BC5
oklch(70.7% 0.061 288)
-
Step 500
500
#8782B6
oklch(63.1% 0.078 288.4)
-
Step 600
600 (this color)
#6C669C
oklch(53.8% 0.084 288.3)
-
Step 700
700
#5F598A
oklch(49.1% 0.078 288.8)
-
Step 800
800
#4D4970
oklch(42.6% 0.064 288.1)
-
Step 900
900
#403D5B
oklch(37.6% 0.051 288.3)
-
Step 950
950
#262435
oklch(27% 0.031 289.5)
#6C669C 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) | #576E9E | 0.034 |
| Deuteranopia (no green cones) | #566B9B | 0.033 |
| Tritanopia (no blue cones) | #61707A | 0.071 |
| Achromatopsia (no color) | #6C6C6C | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C669C
#6C669C
oklch(53.8% 0.084 288.3)
- #737234
#737234
oklch(53.9% 0.084 108.1)
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 #6C669C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Lavender #856798 ΔE 0.041
- Dusty Purple #825F87 ΔE 0.047
- Muted Purple #805B87 ΔE 0.048
- Grey Purple #826D8C ΔE 0.051
- French Blue #436BAD ΔE 0.057
- Dull Blue #49759C ΔE 0.059
- Dusky Blue #475F94 ΔE 0.060
- Metallic Blue #4F738E ΔE 0.061
Use #6C669C 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.