#778EEA
Closest named color: Cornflower Blue (#6495ED). oklch(66.9% 0.139 271.6), rgb(119, 142, 234).
Aa
Black text reads best on this color (6.84:1).
About this color
#778EEA is a medium-light, moderately saturated blue. In OKLCH its lightness is 67%, its chroma 0.139 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.026 away. Black text reads best on it, at 6.84:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.139) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 6.84:1 |
| White text | 3.06:1 |
Values
| HEX | #778EEA |
| RGB | rgb(119, 142, 234) |
| HSL | hsl(228, 73%, 69%) |
| OKLCH | oklch(66.9% 0.139 271.6) |
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 #778EEA | 3.06:1 | AA large text | Lc -62.8 | Content text, not long reading |
| Black text on #778EEA | 6.84:1 | AA | Lc 46.6 | Large or bold text, headings |
| #778EEA text on white | 3.06:1 | AA large text | Lc 57.4 | Large or bold text, headings |
| #778EEA text on black | 6.84:1 | AA | Lc -44.3 | 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 400.
-
Step 50
50
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E4E9FB
oklch(93.6% 0.025 273.5)
-
Step 200
200
#CDD8FA
oklch(88.5% 0.048 271.2)
-
Step 300
300
#ACBEF9
oklch(80.9% 0.086 271.2)
-
Step 400
400 (this color)
#778EEA
oklch(66.9% 0.139 271.6)
-
Step 500
500
#657DF3
oklch(63% 0.178 271.8)
-
Step 600
600
#4E63E2
oklch(55.6% 0.193 271.5)
-
Step 700
700
#4051C4
oklch(49.1% 0.179 271.7)
-
Step 800
800
#34439F
oklch(42.7% 0.149 271.6)
-
Step 900
900
#2D3A7E
oklch(37.7% 0.116 271.6)
-
Step 950
950
#1A234A
oklch(27.1% 0.073 271.1)
#778EEA 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) | #6A98EE | 0.028 |
| Deuteranopia (no green cones) | #5E8FE8 | 0.029 |
| Tritanopia (no blue cones) | #47A1B1 | 0.123 |
| Achromatopsia (no color) | #939393 | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #778EEA
#778EEA
oklch(66.9% 0.139 271.6)
- #B49100
#B49100
oklch(67% 0.137 91.5)
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 #778EEA, closest first.
No curated palette has a color within ΔE 0.04 of #778EEA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.026
- Soft Blue #6488EA ΔE 0.029
- Perrywinkle #8F8CE7 ΔE 0.032
- Lavender Blue #8B88F8 ΔE 0.038
- Chefchaouen Blue #4895EF ΔE 0.048
- Periwinkle Blue #8F99FB ΔE 0.049
- Periwinkle #8E82FE ΔE 0.054
- Dark Sky Blue #448EE4 ΔE 0.054
Use #778EEA 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.