#6F66AA
Closest named color: Dark Lavender (#856798). oklch(54.8% 0.104 288.5), rgb(111, 102, 170).
Aa
White text reads best on this color (5.05:1).
About this color
#6F66AA is a medium-dark, moderately saturated purple. In OKLCH its lightness is 55%, its chroma 0.104 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Lavender (#856798), ΔE 0.046 away. White text reads best on it, at 5.05:1.
| Hue family | Purples |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.104) |
| Temperature | cool |
| Nearest name | Dark Lavender (#856798) |
| Black text | 4.15:1 |
| White text | 5.05:1 |
Values
| HEX | #6F66AA |
| RGB | rgb(111, 102, 170) |
| HSL | hsl(248, 29%, 53%) |
| OKLCH | oklch(54.8% 0.104 288.5) |
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 #6F66AA | 5.05:1 | AA | Lc -80.2 | Fine for body text |
| Black text on #6F66AA | 4.15:1 | AA large text | Lc 29.3 | Dividers and decoration only |
| #6F66AA text on white | 5.05:1 | AA | Lc 74.8 | Content text, not long reading |
| #6F66AA text on black | 4.15:1 | AA large text | Lc -26.9 | 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
#E9E9F3
oklch(93.7% 0.013 286.1)
-
Step 200
200
#D8D7EA
oklch(88.6% 0.026 288.3)
-
Step 300
300
#BFBCDE
oklch(80.9% 0.048 289.3)
-
Step 400
400
#9E99CD
oklch(70.6% 0.075 288.7)
-
Step 500
500
#8780C0
oklch(63.1% 0.095 288.4)
-
Step 600
600 (this color)
#6F66AA
oklch(54.8% 0.104 288.5)
-
Step 700
700
#5F5794
oklch(49.2% 0.096 288.4)
-
Step 800
800
#4D4778
oklch(42.6% 0.08 288.1)
-
Step 900
900
#403C61
oklch(37.7% 0.063 288)
-
Step 950
950
#262339
oklch(27% 0.04 289.7)
#6F66AA 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) | #5170AD | 0.046 |
| Deuteranopia (no green cones) | #506DA8 | 0.045 |
| Tritanopia (no blue cones) | #607380 | 0.088 |
| Achromatopsia (no color) | #6F6F6F | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6F66AA
#6F66AA
oklch(54.8% 0.104 288.5)
- #777521
#777521
oklch(54.8% 0.104 108)
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 #6F66AA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Lavender #856798 ΔE 0.046
- Deep Lavender #8D5EB7 ΔE 0.057
- French Blue #436BAD ΔE 0.058
- Dusty Purple #825F87 ΔE 0.061
- Muted Purple #805B87 ΔE 0.061
- Iris #6258C4 ΔE 0.063
- Grey Purple #826D8C ΔE 0.064
- Slate Blue #6A5ACD ΔE 0.067
Use #6F66AA 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.