#7B78EE
Closest named color: Cornflower (#6A79F7). oklch(63.2% 0.172 281.4), rgb(123, 120, 238).
Aa
Black text reads best on this color (5.76:1).
About this color
#7B78EE is a medium-light, vivid purple. In OKLCH its lightness is 63%, its chroma 0.172 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.026 away. Black text reads best on it, at 5.76:1.
| Hue family | Purples |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.172) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.76:1 |
| White text | 3.64:1 |
Values
| HEX | #7B78EE |
| RGB | rgb(123, 120, 238) |
| HSL | hsl(242, 78%, 70%) |
| OKLCH | oklch(63.2% 0.172 281.4) |
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 #7B78EE | 3.64:1 | AA large text | Lc -69.3 | Content text, not long reading |
| Black text on #7B78EE | 5.76:1 | AA | Lc 40.3 | Non-text elements, placeholder text |
| #7B78EE text on white | 3.64:1 | AA large text | Lc 63.8 | Content text, not long reading |
| #7B78EE text on black | 5.76:1 | AA | Lc -37.9 | 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 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
#D3D6F8
oklch(88.5% 0.047 281.4)
-
Step 300
300
#B7BBF6
oklch(81% 0.083 281.3)
-
Step 400
400
#9395F2
oklch(70.7% 0.135 281.4)
-
Step 500
500 (this color)
#7B78EE
oklch(63.2% 0.172 281.4)
-
Step 600
600
#665DDC
oklch(55.6% 0.187 281.6)
-
Step 700
700
#554CBF
oklch(49.2% 0.174 281.4)
-
Step 800
800
#453F9A
oklch(42.7% 0.144 281.4)
-
Step 900
900
#39377B
oklch(37.8% 0.112 280.9)
-
Step 950
950
#212148
oklch(27.1% 0.071 280.6)
#7B78EE 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) | #418AF2 | 0.071 |
| Deuteranopia (no green cones) | #3882EB | 0.073 |
| Tritanopia (no blue cones) | #5192A8 | 0.149 |
| Achromatopsia (no color) | #868686 | 0.173 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7B78EE
#7B78EE
oklch(63.2% 0.172 281.4)
- #9B8B00
#9B8B00
oklch(63.1% 0.132 101.2)
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 #7B78EE, closest first.
No curated palette has a color within ΔE 0.04 of #7B78EE.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.026
- Medium Slate Blue #7B68EE ΔE 0.038
- Periwinkle #8E82FE ΔE 0.044
- Medium Purple #9370DB ΔE 0.046
- Soft Blue #6488EA ΔE 0.048
- Lavender Blue #8B88F8 ΔE 0.049
- Perrywinkle #8F8CE7 ΔE 0.063
- Cornflower Blue #6495ED ΔE 0.076
Use #7B78EE 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.