#778FEA
Closest named color: Cornflower Blue (#6495ED). oklch(67.1% 0.138 271.1), rgb(119, 143, 234).
Aa
Black text reads best on this color (6.90:1).
About this color
#778FEA is a medium-light, moderately saturated blue. In OKLCH its lightness is 67%, its chroma 0.138 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.024 away. Black text reads best on it, at 6.90:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.138) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 6.90:1 |
| White text | 3.04:1 |
Values
| HEX | #778FEA |
| RGB | rgb(119, 143, 234) |
| HSL | hsl(227, 73%, 69%) |
| OKLCH | oklch(67.1% 0.138 271.1) |
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 #778FEA | 3.04:1 | AA large text | Lc -62.5 | Content text, not long reading |
| Black text on #778FEA | 6.90:1 | AA | Lc 47.0 | Large or bold text, headings |
| #778FEA text on white | 3.04:1 | AA large text | Lc 57.1 | Large or bold text, headings |
| #778FEA text on black | 6.90:1 | AA | Lc -44.7 | 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
#F2F5FD
oklch(97% 0.011 269.6)
-
Step 100
100
#E3E9FB
oklch(93.5% 0.025 271.1)
-
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)
#778FEA
oklch(67.1% 0.138 271.1)
-
Step 500
500
#647EF2
oklch(63.1% 0.175 271.1)
-
Step 600
600
#4D64E1
oklch(55.6% 0.191 271)
-
Step 700
700
#3F52C3
oklch(49.1% 0.177 271.1)
-
Step 800
800
#34449E
oklch(42.8% 0.147 271.2)
-
Step 900
900
#2C3A7E
oklch(37.7% 0.116 271.1)
-
Step 950
950
#1A2349
oklch(27.1% 0.071 270.9)
#778FEA 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) | #6C99EE | 0.027 |
| Deuteranopia (no green cones) | #608FE8 | 0.027 |
| Tritanopia (no blue cones) | #47A2B1 | 0.123 |
| Achromatopsia (no color) | #949494 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #778FEA
#778FEA
oklch(67.1% 0.138 271.1)
- #B59100
#B59100
oklch(67.1% 0.137 91)
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 #778FEA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.024
- Soft Blue #6488EA ΔE 0.031
- Perrywinkle #8F8CE7 ΔE 0.032
- Lavender Blue #8B88F8 ΔE 0.039
- Chefchaouen Blue #4895EF ΔE 0.047
- Periwinkle Blue #8F99FB ΔE 0.048
- Dark Sky Blue #448EE4 ΔE 0.054
- Periwinkle #8E82FE ΔE 0.055
Use #778FEA 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.