#7B66E2
Closest named color: Medium Slate Blue (#7B68EE). oklch(59.3% 0.181 287.3), rgb(123, 102, 226).
Aa
Black text reads best on this color (4.84:1).
About this color
#7B66E2 is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.181 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.018 away. Black text reads best on it, at 4.84:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.181) |
| Temperature | cool |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 4.84:1 |
| White text | 4.33:1 |
Values
| HEX | #7B66E2 |
| RGB | rgb(123, 102, 226) |
| HSL | hsl(250, 68%, 64%) |
| OKLCH | oklch(59.3% 0.181 287.3) |
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 #7B66E2 | 4.33:1 | AA large text | Lc -75.2 | Fine for body text |
| Black text on #7B66E2 | 4.84:1 | AA | Lc 34.3 | Non-text elements, placeholder text |
| #7B66E2 text on white | 4.33:1 | AA large text | Lc 69.7 | Content text, not long reading |
| #7B66E2 text on black | 4.84:1 | 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
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#E8E8F9
oklch(93.6% 0.023 286)
-
Step 200
200
#D7D5F6
oklch(88.5% 0.045 288.2)
-
Step 300
300
#BDB9F3
oklch(80.9% 0.081 287.6)
-
Step 400
400
#9C93ED
oklch(70.8% 0.13 287.2)
-
Step 500
500
#8675E7
oklch(63.1% 0.166 287.5)
-
Step 600
600 (this color)
#7B66E2
oklch(59.3% 0.181 287.3)
-
Step 700
700
#5F49B9
oklch(49.1% 0.169 287.5)
-
Step 800
800
#4D3D96
oklch(42.7% 0.14 287.2)
-
Step 900
900
#403577
oklch(37.7% 0.109 287.7)
-
Step 950
950
#252046
oklch(27.1% 0.069 286.9)
#7B66E2 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) | #207CE6 | 0.099 |
| Deuteranopia (no green cones) | #1F76DF | 0.098 |
| Tritanopia (no blue cones) | #5A819A | 0.151 |
| Achromatopsia (no color) | #797979 | 0.182 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7B66E2
#7B66E2
oklch(59.3% 0.181 287.3)
- #878200
#878200
oklch(59.2% 0.127 107)
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 #7B66E2, closest first.
No curated palette has a color within ΔE 0.04 of #7B66E2.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.018
- Purpley #8756E4 ΔE 0.038
- Dark Periwinkle #665FD1 ΔE 0.045
- Light Indigo #6D5ACF ΔE 0.046
- Medium Purple #9370DB ΔE 0.050
- Slate Blue #6A5ACD ΔE 0.051
- Cornflower #6A79F7 ΔE 0.054
- Iris #6258C4 ΔE 0.069
Use #7B66E2 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.