#6766FA
Closest named color: Medium Slate Blue (#7B68EE). oklch(59.5% 0.215 277.9), rgb(103, 102, 250).
Aa
Black text reads best on this color (4.85:1).
About this color
#6766FA is a medium-dark, vivid blue. In OKLCH its lightness is 59%, its chroma 0.215 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.035 away. Black text reads best on it, at 4.85:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.215) |
| Temperature | cool |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 4.85:1 |
| White text | 4.32:1 |
Values
| HEX | #6766FA |
| RGB | rgb(103, 102, 250) |
| HSL | hsl(240, 94%, 69%) |
| OKLCH | oklch(59.5% 0.215 277.9) |
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 #6766FA | 4.32:1 | AA large text | Lc -75.0 | Content text, not long reading |
| Black text on #6766FA | 4.85:1 | AA | Lc 34.6 | Non-text elements, placeholder text |
| #6766FA text on white | 4.32:1 | AA large text | Lc 69.5 | Content text, not long reading |
| #6766FA text on black | 4.85:1 | AA | Lc -32.2 | 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
#F3F5FF
oklch(97.2% 0.013 277.1)
-
Step 100
100
#E5E8FF
oklch(93.6% 0.031 279.9)
-
Step 200
200
#D0D6FF
oklch(88.5% 0.057 278.6)
-
Step 300
300
#B1BBFF
oklch(80.9% 0.097 277.5)
-
Step 400
400
#8B94FF
oklch(70.6% 0.155 278)
-
Step 500
500 (this color)
#6766FA
oklch(59.5% 0.215 277.9)
-
Step 600
600
#5C54F7
oklch(55.6% 0.234 277.8)
-
Step 700
700
#4D42D7
oklch(49% 0.218 278)
-
Step 800
800
#3F38AE
oklch(42.7% 0.181 278.1)
-
Step 900
900
#343389
oklch(37.7% 0.139 277.9)
-
Step 950
950
#1E1F50
oklch(27% 0.088 277.9)
#6766FA 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) | #0080FF | 0.083 |
| Deuteranopia (no green cones) | #0073F7 | 0.076 |
| Tritanopia (no blue cones) | #008AA6 | 0.185 |
| Achromatopsia (no color) | #797979 | 0.216 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6766FA
#6766FA
oklch(59.5% 0.215 277.9)
- #937E00
#937E00
oklch(59.5% 0.123 97.4)
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 #6766FA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.035
- Cornflower #6A79F7 ΔE 0.045
- Neon Blue #4361EE ΔE 0.051
- Royal Blue #4169E1 ΔE 0.060
- Dark Periwinkle #665FD1 ΔE 0.063
- Purpley #8756E4 ΔE 0.065
- Light Indigo #6D5ACF ΔE 0.069
- Clear Blue #247AFD ΔE 0.069
Use #6766FA 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.