#778EEB
Closest named color: Cornflower Blue (#6495ED). oklch(67% 0.14 271.7), rgb(119, 142, 235).
Aa
Black text reads best on this color (6.85:1).
About this color
#778EEB is a medium-light, vivid blue. In OKLCH its lightness is 67%, its chroma 0.140 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 6.85:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.140) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 6.85:1 |
| White text | 3.06:1 |
Values
| HEX | #778EEB |
| RGB | rgb(119, 142, 235) |
| HSL | hsl(228, 74%, 69%) |
| OKLCH | oklch(67% 0.14 271.7) |
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 #778EEB | 3.06:1 | AA large text | Lc -62.8 | Content text, not long reading |
| Black text on #778EEB | 6.85:1 | AA | Lc 46.7 | Large or bold text, headings |
| #778EEB text on white | 3.06:1 | AA large text | Lc 57.4 | Large or bold text, headings |
| #778EEB text on black | 6.85:1 | AA | Lc -44.4 | 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 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
#ACBEFA
oklch(80.9% 0.087 271.4)
-
Step 400
400 (this color)
#778EEB
oklch(67% 0.14 271.7)
-
Step 500
500
#657DF4
oklch(63.1% 0.179 271.8)
-
Step 600
600
#4E63E3
oklch(55.6% 0.195 271.5)
-
Step 700
700
#4051C5
oklch(49.1% 0.18 271.7)
-
Step 800
800
#34439F
oklch(42.7% 0.149 271.6)
-
Step 900
900
#2D3A7F
oklch(37.8% 0.117 271.7)
-
Step 950
950
#1A224A
oklch(26.9% 0.075 272)
#778EEB 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) | #6998EF | 0.028 |
| Deuteranopia (no green cones) | #5E8FE9 | 0.029 |
| Tritanopia (no blue cones) | #47A2B1 | 0.126 |
| Achromatopsia (no color) | #939393 | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #778EEB
#778EEB
oklch(67% 0.14 271.7)
- #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 #778EEB, closest first.
No curated palette has a color within ΔE 0.04 of #778EEB.
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 0.037
- Chefchaouen Blue #4895EF ΔE 0.048
- Periwinkle Blue #8F99FB ΔE 0.049
- Periwinkle #8E82FE ΔE 0.053
- Dark Sky Blue #448EE4 ΔE 0.054
Use #778EEB 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.