#7663EC
Closest named color: Medium Slate Blue (#7B68EE). oklch(59.1% 0.198 284.9), rgb(118, 99, 236).
Aa
Black text reads best on this color (4.76:1).
About this color
#7663EC is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.198 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.015 away. Black text reads best on it, at 4.76:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.198) |
| Temperature | cool |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 4.76:1 |
| White text | 4.40:1 |
Values
| HEX | #7663EC |
| RGB | rgb(118, 99, 236) |
| HSL | hsl(248, 78%, 66%) |
| OKLCH | oklch(59.1% 0.198 284.9) |
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 #7663EC | 4.40:1 | AA large text | Lc -75.7 | Fine for body text |
| Black text on #7663EC | 4.76:1 | AA | Lc 33.9 | Non-text elements, placeholder text |
| #7663EC text on white | 4.40:1 | AA large text | Lc 70.2 | Content text, not long reading |
| #7663EC text on black | 4.76:1 | AA | Lc -31.5 | 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
#F4F4FD
oklch(97% 0.012 286.2)
-
Step 100
100
#E7E8FB
oklch(93.6% 0.026 283.5)
-
Step 200
200
#D5D5F9
oklch(88.4% 0.049 285.3)
-
Step 300
300
#BAB9F9
oklch(80.9% 0.09 284.9)
-
Step 400
400
#9892F5
oklch(70.7% 0.142 284.9)
-
Step 500
500
#8173F1
oklch(63% 0.182 284.9)
-
Step 600
600 (this color)
#7663EC
oklch(59.1% 0.198 284.9)
-
Step 700
700
#5B47C2
oklch(49.1% 0.184 284.8)
-
Step 800
800
#4A3B9D
oklch(42.6% 0.153 284.9)
-
Step 900
900
#3D347D
oklch(37.7% 0.119 284.7)
-
Step 950
950
#241F49
oklch(27% 0.075 285.6)
#7663EC 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) | #007CF1 | 0.102 |
| Deuteranopia (no green cones) | #0074E9 | 0.099 |
| Tritanopia (no blue cones) | #4A839E | 0.167 |
| Achromatopsia (no color) | #787878 | 0.199 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7663EC
#7663EC
oklch(59.1% 0.198 284.9)
- #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 #7663EC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.015
- Purpley #8756E4 ΔE 0.038
- Dark Periwinkle #665FD1 ΔE 0.049
- Light Indigo #6D5ACF ΔE 0.050
- Cornflower #6A79F7 ΔE 0.052
- Slate Blue #6A5ACD ΔE 0.054
- Medium Purple #9370DB ΔE 0.065
- Neon Blue #4361EE ΔE 0.069
Use #7663EC 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.