#4A78D8#4A78D8

#4A78D8 is a mid, vivid blue. Relative luminance 0.198; OKLCH L 58.8% C 0.155 H 263.2°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#4A78D8
RGB	rgb(74, 120, 216)
HSL	hsl(221, 65%, 57%)
HSV	hsv(221, 66%, 85%)
CMYK	cmyk(65.7%, 44.4%, 0%, 15.3%)
CIE-LAB	lab(51.66, 15.03, -53.98)
CIE-LCH	lch(51.66, 56.04, 285.56°)
OKLab	oklab(58.83% -0.0184 -0.1543)
OKLCH	oklch(58.83% 0.155 263.2)
XYZ	xyz(21.9308, 19.8445, 67.6271)
Luminance	0.1985 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A78D8 #D8AA4A

analogous

#4ABFD8 #4A78D8 #634AD8

triadic

#4A78D8 #D84A78 #78D84A

tetradic

#4A78D8 #D84ABF #D8AA4A #4AD863

square

#4A78D8 #D84ABF #D8AA4A #4AD863

split-complementary

#4A78D8 #D8634A #BFD84A

monochromatic

#1E418A #2958BC #4A78D8 #7C9EE3 #AFC3EE

Accessibility & contrast

On white

4.23

#4A78D8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.97

#4A78D8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4A78D8

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A78D8	#FFFFFF	#000000	##000000
##4A78D8	1.00	4.23	4.97	4.97
#FFFFFF	4.23	1.00	21.00	21.00
#000000	4.97	21.00	1.00	1.00
##000000	4.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4982DC

Deuteranopia (green-blind)

#3175D6

Tritanopia (blue-blind)

#008E9D

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #4a78d8;
/* rgb */ color: rgb(74, 120, 216);
/* oklch */ color: oklch(58.8% 0.155 263.2);

Tailwind

colors: {
  custom: {
    50: '#8b9ee4',
    500: '#4a78d8',
    950: '#000000',
  },
}

SCSS

$custom: #4a78d8;
$custom-light: #8b9ee4;
$custom-dark: #000000;

JSON

{
  "hex": "#4a78d8",
  "rgb": {
    "r": 74,
    "g": 120,
    "b": 216
  },
  "hsl": {
    "h": 220.563,
    "s": 64.545,
    "l": 56.863
  },
  "oklch": {
    "l": 0.5883,
    "c": 0.15538,
    "h": 263.2
  },
  "luminance": 0.19847
}

Semantic roles & 50–950 ramp

primary

#4A78D8

secondary

#DCC9A2

accent

#B140E8

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4A78D8

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

Preview Lab → · Contrast checker → · Palette generator →