#778EE9
Closest named color: Cornflower Blue (#6495ED). oklch(66.9% 0.138 271.5), rgb(119, 142, 233).
Aa
Black text reads best on this color (6.83:1).
About this color
#778EE9 is a medium-light, moderately saturated blue. In OKLCH its lightness is 67%, its chroma 0.138 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 6.83:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.138) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 6.83:1 |
| White text | 3.07:1 |
Values
| HEX | #778EE9 |
| RGB | rgb(119, 142, 233) |
| HSL | hsl(228, 72%, 69%) |
| OKLCH | oklch(66.9% 0.138 271.5) |
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 #778EE9 | 3.07:1 | AA large text | Lc -62.9 | Content text, not long reading |
| Black text on #778EE9 | 6.83:1 | AA | Lc 46.5 | Large or bold text, headings |
| #778EE9 text on white | 3.07:1 | AA large text | Lc 57.5 | Large or bold text, headings |
| #778EE9 text on black | 6.83:1 | AA | Lc -44.2 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E5E9F7
oklch(93.5% 0.019 273.2)
-
Step 200
200
#D0D8F3
oklch(88.5% 0.038 272.5)
-
Step 300
300
#B1BFED
oklch(81% 0.067 271.6)
-
Step 400
400
#889CE4
oklch(70.6% 0.108 271.6)
-
Step 500
500 (this color)
#778EE9
oklch(66.9% 0.138 271.5)
-
Step 600
600
#556ACA
oklch(55.6% 0.15 271.5)
-
Step 700
700
#4658AE
oklch(49.1% 0.138 271.6)
-
Step 800
800
#39488D
oklch(42.6% 0.115 271.5)
-
Step 900
900
#313D71
oklch(37.7% 0.09 271.7)
-
Step 950
950
#1D2442
oklch(27% 0.057 272.2)
#778EE9 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) | #6B98ED | 0.027 |
| Deuteranopia (no green cones) | #5F8EE7 | 0.028 |
| Tritanopia (no blue cones) | #48A1B0 | 0.123 |
| Achromatopsia (no color) | #939393 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #778EE9
#778EE9
oklch(66.9% 0.138 271.5)
- #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 #778EE9, closest first.
No curated palette has a color within ΔE 0.04 of #778EE9.
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 0.030
- Perrywinkle #8F8CE7 ΔE 0.032
- Lavender Blue #8B88F8 ΔE 0.039
- Chefchaouen Blue #4895EF ΔE 0.048
- Periwinkle Blue #8F99FB ΔE 0.050
- Dark Sky Blue #448EE4 ΔE 0.053
- Periwinkle #8E82FE ΔE 0.055
Use #778EE9 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.