#7B78EA
Closest named color: Cornflower (#6A79F7). oklch(63% 0.167 281.7), rgb(123, 120, 234).
Aa
Black text reads best on this color (5.71:1).
About this color
#7B78EA is a medium-light, vivid purple. In OKLCH its lightness is 63%, its chroma 0.167 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.029 away. Black text reads best on it, at 5.71:1.
| Hue family | Purples |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.167) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.71:1 |
| White text | 3.67:1 |
Values
| HEX | #7B78EA |
| RGB | rgb(123, 120, 234) |
| HSL | hsl(242, 73%, 69%) |
| OKLCH | oklch(63% 0.167 281.7) |
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 #7B78EA | 3.67:1 | AA large text | Lc -69.6 | Content text, not long reading |
| Black text on #7B78EA | 5.71:1 | AA | Lc 40.0 | Non-text elements, placeholder text |
| #7B78EA text on white | 3.67:1 | AA large text | Lc 64.1 | Content text, not long reading |
| #7B78EA text on black | 5.71:1 | AA | Lc -37.6 | 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 500.
-
Step 50
50
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E7E8FA
oklch(93.6% 0.024 283.4)
-
Step 200
200
#D3D6F7
oklch(88.4% 0.045 281.3)
-
Step 300
300
#B7BBF5
oklch(80.9% 0.082 281.3)
-
Step 400
400
#9495F0
oklch(70.7% 0.132 282)
-
Step 500
500 (this color)
#7B78EA
oklch(63% 0.167 281.7)
-
Step 600
600
#665ED9
oklch(55.6% 0.182 281.6)
-
Step 700
700
#554DBC
oklch(49.1% 0.169 281.5)
-
Step 800
800
#454098
oklch(42.7% 0.139 281.3)
-
Step 900
900
#3A3779
oklch(37.7% 0.109 281.9)
-
Step 950
950
#222147
oklch(27.1% 0.069 282)
#7B78EA 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) | #4589EE | 0.068 |
| Deuteranopia (no green cones) | #3D81E7 | 0.070 |
| Tritanopia (no blue cones) | #5390A6 | 0.143 |
| Achromatopsia (no color) | #858585 | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7B78EA
#7B78EA
oklch(63% 0.167 281.7)
- #9A8B00
#9A8B00
oklch(63% 0.132 101.8)
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 #7B78EA, closest first.
No curated palette has a color within ΔE 0.04 of #7B78EA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.029
- Medium Slate Blue #7B68EE ΔE 0.039
- Medium Purple #9370DB ΔE 0.043
- Soft Blue #6488EA ΔE 0.046
- Periwinkle #8E82FE ΔE 0.047
- Lavender Blue #8B88F8 ΔE 0.050
- Perrywinkle #8F8CE7 ΔE 0.062
- Cornflower Blue #6495ED ΔE 0.075
Use #7B78EA 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.