#7A78DC
Closest named color: Medium Purple (#9370DB). oklch(62.1% 0.148 282.1), rgb(122, 120, 220).
Aa
Black text reads best on this color (5.54:1).
About this color
#7A78DC is a medium-light, vivid purple. In OKLCH its lightness is 62%, its chroma 0.148 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Purple (#9370DB), ΔE 0.041 away. Black text reads best on it, at 5.54:1.
| Hue family | Purples |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.148) |
| Temperature | cool |
| Nearest name | Medium Purple (#9370DB) |
| Black text | 5.54:1 |
| White text | 3.78:1 |
Values
| HEX | #7A78DC |
| RGB | rgb(122, 120, 220) |
| HSL | hsl(241, 59%, 67%) |
| OKLCH | oklch(62.1% 0.148 282.1) |
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 #7A78DC | 3.78:1 | AA large text | Lc -70.7 | Content text, not long reading |
| Black text on #7A78DC | 5.54:1 | AA | Lc 38.9 | Non-text elements, placeholder text |
| #7A78DC text on white | 3.78:1 | AA large text | Lc 65.2 | Content text, not long reading |
| #7A78DC text on black | 5.54:1 | AA | Lc -36.4 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E7E8F8
oklch(93.5% 0.022 283.1)
-
Step 200
200
#D4D6F4
oklch(88.4% 0.041 282.5)
-
Step 300
300
#B9BCEF
oklch(81% 0.072 282)
-
Step 400
400
#9597E7
oklch(70.7% 0.116 281.9)
-
Step 500
500 (this color)
#7A78DC
oklch(62.1% 0.148 282.1)
-
Step 600
600
#6762CD
oklch(55.5% 0.161 281.9)
-
Step 700
700
#5650B2
oklch(49% 0.151 282)
-
Step 800
800
#464290
oklch(42.6% 0.125 282)
-
Step 900
900
#3B3973
oklch(37.8% 0.097 282.3)
-
Step 950
950
#222243
oklch(27% 0.06 281.6)
#7A78DC 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) | #5087E0 | 0.058 |
| Deuteranopia (no green cones) | #4B80DA | 0.058 |
| Tritanopia (no blue cones) | #5A8D9F | 0.129 |
| Achromatopsia (no color) | #838383 | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7A78DC
#7A78DC
oklch(62.1% 0.148 282.1)
- #968800
#968800
oklch(62% 0.13 102.2)
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 #7A78DC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Purple #9370DB ΔE 0.041
- Cornflower #6A79F7 ΔE 0.045
- Soft Blue #6488EA ΔE 0.047
- Medium Slate Blue #7B68EE ΔE 0.050
- Lavender Blue #8B88F8 ΔE 0.061
- Perrywinkle #8F8CE7 ΔE 0.062
- Periwinkle #8E82FE ΔE 0.062
- Deep Lilac #966EBD ΔE 0.063
Use #7A78DC 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.