#4A73BC#4A73BC

#4A73BC is a mid, vivid blue. Relative luminance 0.173; OKLCH L 56.0% C 0.123 H 261.2°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#4A73BC
RGB	rgb(74, 115, 188)
HSL	hsl(218, 46%, 51%)
HSV	hsv(218, 61%, 74%)
CMYK	cmyk(60.6%, 38.8%, 0%, 26.3%)
CIE-LAB	lab(48.69, 8.43, -42.72)
CIE-LCH	lch(48.69, 43.55, 281.16°)
OKLab	oklab(56.03% -0.0189 -0.1213)
OKLCH	oklch(56.03% 0.123 261.2)
XYZ	xyz(18.0287, 17.3466, 49.9653)
Luminance	0.1735 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A73BC #BC934A

analogous

#4AACBC #4A73BC #5A4ABC

triadic

#4A73BC #BC4A73 #73BC4A

tetradic

#4A73BC #BC4AAC #BC934A #4ABC5A

square

#4A73BC #BC4AAC #BC934A #4ABC5A

split-complementary

#4A73BC #BC5A4A #ACBC4A

monochromatic

#263D66 #365793 #4A73BC #7796CD #A3B8DD

Accessibility & contrast

On white

4.70

#4A73BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#4A73BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4A73BC

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A73BC	#FFFFFF	#000000	##FFFFFF
##4A73BC	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5479BF

Deuteranopia (green-blind)

#446FBA

Tritanopia (blue-blind)

#00838E

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4a73bc;
/* rgb */ color: rgb(74, 115, 188);
/* oklch */ color: oklch(56.0% 0.123 261.2);

Tailwind

colors: {
  custom: {
    50: '#869ad0',
    500: '#4a73bc',
    950: '#000000',
  },
}

SCSS

$custom: #4a73bc;
$custom-light: #869ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#4a73bc",
  "rgb": {
    "r": 74,
    "g": 115,
    "b": 188
  },
  "hsl": {
    "h": 218.421,
    "s": 45.968,
    "l": 51.373
  },
  "oklch": {
    "l": 0.56029,
    "c": 0.12277,
    "h": 261.2
  },
  "luminance": 0.17348
}

Semantic roles & 50–950 ramp

primary

#4A73BC

secondary

#CAB898

accent

#A652D6

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4A73BC

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

Preview Lab → · Contrast checker → · Palette generator →