#766BE8
Closest named color: Medium Slate Blue (#7B68EE). oklch(60.1% 0.183 283.4), rgb(118, 107, 232).
Aa
Black text reads best on this color (5.03:1).
About this color
#766BE8 is a medium-dark, vivid purple. In OKLCH its lightness is 60%, its chroma 0.183 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.014 away. Black text reads best on it, at 5.03:1.
| Hue family | Purples |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.183) |
| Temperature | cool |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 5.03:1 |
| White text | 4.16:1 |
Values
| HEX | #766BE8 |
| RGB | rgb(118, 107, 232) |
| HSL | hsl(245, 73%, 66%) |
| OKLCH | oklch(60.1% 0.183 283.4) |
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 #766BE8 | 4.16:1 | AA large text | Lc -73.9 | Content text, not long reading |
| Black text on #766BE8 | 5.03:1 | AA | Lc 35.7 | Non-text elements, placeholder text |
| #766BE8 text on white | 4.16:1 | AA large text | Lc 68.4 | Content text, not long reading |
| #766BE8 text on black | 5.03:1 | AA | Lc -33.2 | 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 500.
-
Step 50
50
#F4F5FE
oklch(97.2% 0.012 281.1)
-
Step 100
100
#E7E8FB
oklch(93.6% 0.026 283.5)
-
Step 200
200
#D4D6FA
oklch(88.6% 0.049 282.8)
-
Step 300
300
#B8BAF9
oklch(81% 0.089 282.8)
-
Step 400
400
#9693F6
oklch(70.7% 0.143 283.5)
-
Step 500
500 (this color)
#766BE8
oklch(60.1% 0.183 283.4)
-
Step 600
600
#6A59E1
oklch(55.7% 0.199 283.5)
-
Step 700
700
#5848C3
oklch(49.1% 0.184 283.2)
-
Step 800
800
#483C9E
oklch(42.7% 0.153 283.4)
-
Step 900
900
#3C357D
oklch(37.8% 0.118 283.6)
-
Step 950
950
#232049
oklch(27.1% 0.074 283.6)
#766BE8 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) | #2380EC | 0.088 |
| Deuteranopia (no green cones) | #1878E5 | 0.090 |
| Tritanopia (no blue cones) | #4C879F | 0.156 |
| Achromatopsia (no color) | #7C7C7C | 0.183 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #766BE8
#766BE8
oklch(60.1% 0.183 283.4)
- #8E8300
#8E8300
oklch(60.1% 0.127 103.6)
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 #766BE8, closest first.
No curated palette has a color within ΔE 0.04 of #766BE8.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.014
- Cornflower #6A79F7 ΔE 0.039
- Purpley #8756E4 ΔE 0.050
- Dark Periwinkle #665FD1 ΔE 0.051
- Medium Purple #9370DB ΔE 0.053
- Light Indigo #6D5ACF ΔE 0.056
- Slate Blue #6A5ACD ΔE 0.059
- Royal Blue #4169E1 ΔE 0.069
Use #766BE8 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.