#7966E0
Closest named color: Medium Slate Blue (#7B68EE). oklch(59% 0.179 286.7), rgb(121, 102, 224).
Aa
Black text reads best on this color (4.78:1).
About this color
#7966E0 is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.179 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.022 away. Black text reads best on it, at 4.78:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.179) |
| Temperature | cool |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 4.78:1 |
| White text | 4.38:1 |
Values
| HEX | #7966E0 |
| RGB | rgb(121, 102, 224) |
| HSL | hsl(249, 66%, 64%) |
| OKLCH | oklch(59% 0.179 286.7) |
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 #7966E0 | 4.38:1 | AA large text | Lc -75.6 | Fine for body text |
| Black text on #7966E0 | 4.78:1 | AA | Lc 34.0 | Non-text elements, placeholder text |
| #7966E0 text on white | 4.38:1 | AA large text | Lc 70.1 | Content text, not long reading |
| #7966E0 text on black | 4.78:1 | AA | Lc -31.6 | 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
#D6D5F6
oklch(88.4% 0.045 286.8)
-
Step 300
300
#BCB9F3
oklch(80.8% 0.081 286.8)
-
Step 400
400
#9B93EC
oklch(70.6% 0.128 286.7)
-
Step 500
500
#8576E6
oklch(63.2% 0.163 286.9)
-
Step 600
600 (this color)
#7966E0
oklch(59% 0.179 286.7)
-
Step 700
700
#5E4AB8
oklch(49.1% 0.166 286.9)
-
Step 800
800
#4C3E95
oklch(42.7% 0.137 286.4)
-
Step 900
900
#3F3677
oklch(37.8% 0.107 286.4)
-
Step 950
950
#252045
oklch(27% 0.067 287.2)
#7966E0 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) | #227CE4 | 0.096 |
| Deuteranopia (no green cones) | #2075DD | 0.095 |
| Tritanopia (no blue cones) | #588199 | 0.150 |
| Achromatopsia (no color) | #787878 | 0.179 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7966E0
#7966E0
oklch(59% 0.179 286.7)
- #878100
#878100
oklch(59% 0.126 106.4)
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 #7966E0, closest first.
No curated palette has a color within ΔE 0.04 of #7966E0.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.022
- Purpley #8756E4 ΔE 0.040
- Dark Periwinkle #665FD1 ΔE 0.041
- Light Indigo #6D5ACF ΔE 0.043
- Slate Blue #6A5ACD ΔE 0.047
- Medium Purple #9370DB ΔE 0.051
- Cornflower #6A79F7 ΔE 0.055
- Iris #6258C4 ΔE 0.065
Use #7966E0 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.