#7D66ED
Closest named color: Medium Slate Blue (#7B68EE). oklch(60.2% 0.195 286.8), rgb(125, 102, 237).
Aa
Black text reads best on this color (4.99:1).
About this color
#7D66ED is a medium-dark, vivid purple. In OKLCH its lightness is 60%, its chroma 0.195 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.005 away. Black text reads best on it, at 4.99:1.
| Hue family | Purples |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.195) |
| Temperature | cool |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 4.99:1 |
| White text | 4.20:1 |
Values
| HEX | #7D66ED |
| RGB | rgb(125, 102, 237) |
| HSL | hsl(250, 79%, 66%) |
| OKLCH | oklch(60.2% 0.195 286.8) |
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 #7D66ED | 4.20:1 | AA large text | Lc -74.1 | Content text, not long reading |
| Black text on #7D66ED | 4.99:1 | AA | Lc 35.4 | Non-text elements, placeholder text |
| #7D66ED text on white | 4.20:1 | AA large text | Lc 68.6 | Content text, not long reading |
| #7D66ED text on black | 4.99:1 | AA | Lc -33.0 | 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
#E8E8FC
oklch(93.7% 0.027 285.9)
-
Step 200
200
#D6D5FB
oklch(88.6% 0.052 286.5)
-
Step 300
300
#BCB8FC
oklch(81% 0.095 286.8)
-
Step 400
400
#9B8FFA
oklch(70.6% 0.153 286.9)
-
Step 500
500 (this color)
#7D66ED
oklch(60.2% 0.195 286.8)
-
Step 600
600
#7152E6
oklch(55.5% 0.213 286.9)
-
Step 700
700
#5F42C8
oklch(49.2% 0.197 286.7)
-
Step 800
800
#4D37A2
oklch(42.7% 0.164 286.7)
-
Step 900
900
#403180
oklch(37.6% 0.128 287.3)
-
Step 950
950
#251E4B
oklch(27% 0.08 286.9)
#7D66ED 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) | #007FF1 | 0.109 |
| Deuteranopia (no green cones) | #0078EA | 0.107 |
| Tritanopia (no blue cones) | #5784A0 | 0.162 |
| Achromatopsia (no color) | #7B7B7B | 0.196 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7D66ED
#7D66ED
oklch(60.2% 0.195 286.8)
- #8A8500
#8A8500
oklch(60.2% 0.129 107.1)
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 #7D66ED, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.005
- Purpley #8756E4 ΔE 0.038
- Cornflower #6A79F7 ΔE 0.049
- Medium Purple #9370DB ΔE 0.054
- Dark Periwinkle #665FD1 ΔE 0.058
- Light Indigo #6D5ACF ΔE 0.059
- Slate Blue #6A5ACD ΔE 0.063
- Lighter Purple #A55AF4 ΔE 0.069
Use #7D66ED 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.