#4A78F4#4A78F4

#4A78F4 is a mid, vivid blue. Relative luminance 0.214; OKLCH L 60.7% C 0.193 H 265.6°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#4A78F4
RGB	rgb(74, 120, 244)
HSL	hsl(224, 89%, 62%)
HSV	hsv(224, 70%, 96%)
CMYK	cmyk(69.7%, 50.8%, 0%, 4.3%)
CIE-LAB	lab(53.40, 24.85, -66.88)
CIE-LCH	lch(53.40, 71.34, 290.39°)
OKLab	oklab(60.72% -0.0147 -0.1922)
OKLCH	oklch(60.72% 0.193 265.6)
XYZ	xyz(25.8639, 21.4178, 88.3414)
Luminance	0.2142 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A78F4 #F4C64A

analogous

#4ACDF4 #4A78F4 #714AF4

triadic

#4A78F4 #F44A78 #78F44A

tetradic

#4A78F4 #F44ACD #F4C64A #4AF471

square

#4A78F4 #F44ACD #F4C64A #4AF471

split-complementary

#4A78F4 #F4714A #CDF44A

monochromatic

#0B3AB8 #104DF0 #4A78F4 #84A3F8 #BDCEFB

Accessibility & contrast

On white

3.97

#4A78F4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.28

#4A78F4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4A78F4

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A78F4	#FFFFFF	#000000	##000000
##4A78F4	1.00	3.97	5.28	5.28
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.28	21.00	1.00	1.00
##000000	5.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A88F8

Deuteranopia (green-blind)

#0078F1

Tritanopia (blue-blind)

#0096AB

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #4a78f4;
/* rgb */ color: rgb(74, 120, 244);
/* oklch */ color: oklch(60.7% 0.193 265.6);

Tailwind

colors: {
  custom: {
    50: '#909ef8',
    500: '#4a78f4',
    950: '#000000',
  },
}

SCSS

$custom: #4a78f4;
$custom-light: #909ef8;
$custom-dark: #000000;

JSON

{
  "hex": "#4a78f4",
  "rgb": {
    "r": 74,
    "g": 120,
    "b": 244
  },
  "hsl": {
    "h": 223.765,
    "s": 88.542,
    "l": 62.353
  },
  "oklch": {
    "l": 0.6072,
    "c": 0.19277,
    "h": 265.6
  },
  "luminance": 0.2142
}

Semantic roles & 50–950 ramp

primary

#4A78F4

secondary

#ECDBAE

accent

#A700E5

background

#F9F9FF

surface

#F2F2FF

border

#CCCCD7

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #4A78F4

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →