#7664EF
Closest named color: Medium Slate Blue (#7B68EE). oklch(59.5% 0.201 284.4), rgb(118, 100, 239).
Aa
Black text reads best on this color (4.83:1).
About this color
#7664EF is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.201 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.013 away. Black text reads best on it, at 4.83:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.201) |
| Temperature | cool |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 4.83:1 |
| White text | 4.33:1 |
Values
| HEX | #7664EF |
| RGB | rgb(118, 100, 239) |
| HSL | hsl(248, 81%, 66%) |
| OKLCH | oklch(59.5% 0.201 284.4) |
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 #7664EF | 4.33:1 | AA large text | Lc -75.1 | Fine for body text |
| Black text on #7664EF | 4.83:1 | AA | Lc 34.4 | Non-text elements, placeholder text |
| #7664EF text on white | 4.33:1 | AA large text | Lc 69.7 | Content text, not long reading |
| #7664EF text on black | 4.83:1 | AA | Lc -32.0 | 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
#F4F4FE
oklch(97% 0.013 286.1)
-
Step 100
100
#E7E8FD
oklch(93.7% 0.028 283.7)
-
Step 200
200
#D4D5FD
oklch(88.5% 0.055 284.1)
-
Step 300
300
#B9B8FE
oklch(80.9% 0.098 284.6)
-
Step 400
400
#9790FE
oklch(70.7% 0.158 284.5)
-
Step 500
500 (this color)
#7664EF
oklch(59.5% 0.201 284.4)
-
Step 600
600
#6C53EB
oklch(55.7% 0.218 284.3)
-
Step 700
700
#5B42CC
oklch(49.2% 0.202 284.4)
-
Step 800
800
#4A37A5
oklch(42.7% 0.168 284.6)
-
Step 900
900
#3D3283
oklch(37.8% 0.131 284.4)
-
Step 950
950
#231E4D
oklch(27% 0.084 284.1)
#7664EF 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) | #007DF4 | 0.101 |
| Deuteranopia (no green cones) | #0075EC | 0.098 |
| Tritanopia (no blue cones) | #4784A0 | 0.169 |
| Achromatopsia (no color) | #797979 | 0.202 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7664EF
#7664EF
oklch(59.5% 0.201 284.4)
- #8B8100
#8B8100
oklch(59.3% 0.125 104.1)
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 #7664EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.013
- Purpley #8756E4 ΔE 0.041
- Cornflower #6A79F7 ΔE 0.049
- Dark Periwinkle #665FD1 ΔE 0.053
- Light Indigo #6D5ACF ΔE 0.055
- Slate Blue #6A5ACD ΔE 0.059
- Medium Purple #9370DB ΔE 0.066
- Neon Blue #4361EE ΔE 0.069
Use #7664EF 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.