#766DC7
Closest named color: Dark Periwinkle (#665FD1). oklch(58.4% 0.135 286), rgb(118, 109, 199).
Aa
Black text reads best on this color (4.78:1).
About this color
#766DC7 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 58%, its chroma 0.135 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Periwinkle (#665FD1), ΔE 0.049 away. Black text reads best on it, at 4.78:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.135) |
| Temperature | cool |
| Nearest name | Dark Periwinkle (#665FD1) |
| Black text | 4.78:1 |
| White text | 4.39:1 |
Values
| HEX | #766DC7 |
| RGB | rgb(118, 109, 199) |
| HSL | hsl(246, 45%, 60%) |
| OKLCH | oklch(58.4% 0.135 286) |
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 #766DC7 | 4.39:1 | AA large text | Lc -75.8 | Fine for body text |
| Black text on #766DC7 | 4.78:1 | AA | Lc 33.8 | Non-text elements, placeholder text |
| #766DC7 text on white | 4.39:1 | AA large text | Lc 70.3 | Content text, not long reading |
| #766DC7 text on black | 4.78:1 | AA | Lc -31.4 | Non-text elements, placeholder text |
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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E8E8F5
oklch(93.5% 0.017 286.1)
-
Step 200
200
#D7D6EF
oklch(88.5% 0.034 287.5)
-
Step 300
300
#BDBCE7
oklch(81% 0.06 286)
-
Step 400
400
#9B98DB
oklch(70.8% 0.097 285.7)
-
Step 500
500
#847DD1
oklch(63.2% 0.124 286.1)
-
Step 600
600 (this color)
#766DC7
oklch(58.4% 0.135 286)
-
Step 700
700
#5C53A4
oklch(49.1% 0.126 285.8)
-
Step 800
800
#4B4485
oklch(42.6% 0.105 286)
-
Step 900
900
#3E3A6A
oklch(37.6% 0.081 285.6)
-
Step 950
950
#24223E
oklch(26.9% 0.051 285.7)
#766DC7 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) | #4C7BCA | 0.060 |
| Deuteranopia (no green cones) | #4A76C5 | 0.058 |
| Tritanopia (no blue cones) | #5F7F90 | 0.115 |
| Achromatopsia (no color) | #787878 | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #766DC7
#766DC7
oklch(58.4% 0.135 286)
- #867F00
#867F00
oklch(58.4% 0.124 105.8)
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 #766DC7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Periwinkle #665FD1 ΔE 0.049
- Deep Lavender #8D5EB7 ΔE 0.052
- Light Indigo #6D5ACF ΔE 0.053
- Deep Lilac #966EBD ΔE 0.054
- Slate Blue #6A5ACD ΔE 0.055
- Medium Purple #9370DB ΔE 0.056
- Medium Slate Blue #7B68EE ΔE 0.062
- Iris #6258C4 ΔE 0.064
Use #766DC7 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.