#6C729B
Closest named color: Grey Purple (#826D8C). oklch(56.3% 0.064 277.7), rgb(108, 114, 155).
Aa
White text reads best on this color (4.64:1).
About this color
#6C729B is a medium-dark, muted blue. In OKLCH its lightness is 56%, its chroma 0.064 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Grey Purple (#826D8C), ΔE 0.039 away. White text reads best on it, at 4.64:1.
| Hue family | Blues |
| Lightness | medium-dark (56%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Grey Purple (#826D8C) |
| Black text | 4.51:1 |
| White text | 4.64:1 |
Values
| HEX | #6C729B |
| RGB | rgb(108, 114, 155) |
| HSL | hsl(232, 19%, 52%) |
| OKLCH | oklch(56.3% 0.064 277.7) |
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 #6C729B | 4.64:1 | AA | Lc -77.7 | Fine for body text |
| Black text on #6C729B | 4.51:1 | AA | Lc 31.8 | Non-text elements, placeholder text |
| #6C729B text on white | 4.64:1 | AA | Lc 72.3 | Content text, not long reading |
| #6C729B text on black | 4.51:1 | AA | Lc -29.4 | 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
#E8E9EF
oklch(93.5% 0.008 278.6)
-
Step 200
200
#D6D8E4
oklch(88.4% 0.017 278.5)
-
Step 300
300
#BCBFD4
oklch(80.9% 0.03 279.3)
-
Step 400
400
#999EBE
oklch(70.6% 0.047 278.1)
-
Step 500
500
#8086AD
oklch(62.9% 0.059 277.7)
-
Step 600
600 (this color)
#6C729B
oklch(56.3% 0.064 277.7)
-
Step 700
700
#585E82
oklch(49.1% 0.058 276.7)
-
Step 800
800
#484D6A
oklch(42.8% 0.049 276.6)
-
Step 900
900
#3C4056
oklch(37.7% 0.038 276.4)
-
Step 950
950
#232532
oklch(26.8% 0.024 277.8)
#6C729B 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) | #66769D | 0.013 |
| Deuteranopia (no green cones) | #63739A | 0.013 |
| Tritanopia (no blue cones) | #607A80 | 0.058 |
| Achromatopsia (no color) | #747474 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C729B
#6C729B
oklch(56.3% 0.064 277.7)
- #7F7649
#7F7649
oklch(56.3% 0.064 98.3)
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 #6C729B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Purple #826D8C ΔE 0.039
- Stormy Blue #507B9C ΔE 0.041
- Dull Blue #49759C ΔE 0.044
- Grey Blue #647D8E ΔE 0.044
- Metallic Blue #4F738E ΔE 0.045
- Dark Lavender #856798 ΔE 0.046
- Lavender Gray #7E7F9A ΔE 0.048
- Purple Grey #866F85 ΔE 0.049
Use #6C729B 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.