#766ADD
Closest named color: Medium Slate Blue (#7B68EE). oklch(59.2% 0.169 284.7), rgb(118, 106, 221).
Aa
Black text reads best on this color (4.87:1).
About this color
#766ADD is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.169 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.027 away. Black text reads best on it, at 4.87:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.169) |
| Temperature | cool |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 4.87:1 |
| White text | 4.30:1 |
Values
| HEX | #766ADD |
| RGB | rgb(118, 106, 221) |
| HSL | hsl(246, 63%, 64%) |
| OKLCH | oklch(59.2% 0.169 284.7) |
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 #766ADD | 4.30:1 | AA large text | Lc -75.0 | Fine for body text |
| Black text on #766ADD | 4.87:1 | AA | Lc 34.5 | Non-text elements, placeholder text |
| #766ADD text on white | 4.30:1 | AA large text | Lc 69.6 | Content text, not long reading |
| #766ADD text on black | 4.87:1 | AA | Lc -32.1 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E8E8F9
oklch(93.6% 0.023 286)
-
Step 200
200
#D5D6F5
oklch(88.5% 0.042 284)
-
Step 300
300
#BBBAF1
oklch(80.9% 0.077 285.4)
-
Step 400
400
#9995E9
oklch(70.7% 0.121 285)
-
Step 500
500
#8178E3
oklch(63% 0.157 284.8)
-
Step 600
600 (this color)
#766ADD
oklch(59.2% 0.169 284.7)
-
Step 700
700
#5A4DB5
oklch(49% 0.159 284.6)
-
Step 800
800
#4A4092
oklch(42.7% 0.13 285)
-
Step 900
900
#3D3775
oklch(37.7% 0.103 284.7)
-
Step 950
950
#242144
oklch(27.1% 0.064 285.2)
#766ADD 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) | #317DE1 | 0.082 |
| Deuteranopia (no green cones) | #2D76DA | 0.082 |
| Tritanopia (no blue cones) | #538399 | 0.144 |
| Achromatopsia (no color) | #7A7A7A | 0.170 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #766ADD
#766ADD
oklch(59.2% 0.169 284.7)
- #8A8100
#8A8100
oklch(59.2% 0.125 104.7)
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 #766ADD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.027
- Dark Periwinkle #665FD1 ΔE 0.041
- Light Indigo #6D5ACF ΔE 0.045
- Slate Blue #6A5ACD ΔE 0.049
- Medium Purple #9370DB ΔE 0.050
- Cornflower #6A79F7 ΔE 0.051
- Purpley #8756E4 ΔE 0.051
- Iris #6258C4 ΔE 0.066
Use #766ADD 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.