#766BD7
Closest named color: Medium Slate Blue (#7B68EE). oklch(59% 0.16 285), rgb(118, 107, 215).
Aa
Black text reads best on this color (4.85:1).
About this color
#766BD7 is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.160 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.037 away. Black text reads best on it, at 4.85:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.160) |
| Temperature | cool |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 4.85:1 |
| White text | 4.32:1 |
Values
| HEX | #766BD7 |
| RGB | rgb(118, 107, 215) |
| HSL | hsl(246, 57%, 63%) |
| OKLCH | oklch(59% 0.16 285) |
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 #766BD7 | 4.32:1 | AA large text | Lc -75.2 | Fine for body text |
| Black text on #766BD7 | 4.85:1 | AA | Lc 34.4 | Non-text elements, placeholder text |
| #766BD7 text on white | 4.32:1 | AA large text | Lc 69.7 | Content text, not long reading |
| #766BD7 text on black | 4.85:1 | AA | Lc -31.9 | 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
#E8E8F8
oklch(93.6% 0.022 286)
-
Step 200
200
#D6D6F3
oklch(88.5% 0.04 285.6)
-
Step 300
300
#BBBBEE
oklch(80.9% 0.072 284.7)
-
Step 400
400
#9996E5
oklch(70.7% 0.114 284.8)
-
Step 500
500
#827ADE
oklch(63.2% 0.147 285)
-
Step 600
600 (this color)
#766BD7
oklch(59% 0.16 285)
-
Step 700
700
#5B4FB0
oklch(49.1% 0.149 285.1)
-
Step 800
800
#4A418E
oklch(42.6% 0.123 285.2)
-
Step 900
900
#3D3872
oklch(37.7% 0.096 284.7)
-
Step 950
950
#242143
oklch(27% 0.062 285.5)
#766BD7 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) | #3B7DDB | 0.075 |
| Deuteranopia (no green cones) | #3776D5 | 0.075 |
| Tritanopia (no blue cones) | #578297 | 0.136 |
| Achromatopsia (no color) | #797979 | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #766BD7
#766BD7
oklch(59% 0.16 285)
- #898100
#898100
oklch(59.1% 0.126 105.3)
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 #766BD7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.037
- Dark Periwinkle #665FD1 ΔE 0.041
- Light Indigo #6D5ACF ΔE 0.045
- Slate Blue #6A5ACD ΔE 0.048
- Medium Purple #9370DB ΔE 0.049
- Cornflower #6A79F7 ΔE 0.056
- Purpley #8756E4 ΔE 0.056
- Iris #6258C4 ΔE 0.063
Use #766BD7 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.