#4873E1#4873E1

#4873E1 is a mid, vivid blue. Relative luminance 0.191; OKLCH L 58.3% C 0.174 H 265.3°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#4873E1
RGB	rgb(72, 115, 225)
HSL	hsl(223, 72%, 58%)
HSV	hsv(223, 68%, 88%)
CMYK	cmyk(68%, 48.9%, 0%, 11.8%)
CIE-LAB	lab(50.77, 20.98, -60.49)
CIE-LCH	lch(50.77, 64.03, 289.13°)
OKLab	oklab(58.3% -0.0142 -0.1735)
OKLCH	oklch(58.3% 0.174 265.3)
XYZ	xyz(22.3891, 19.0732, 73.7211)
Luminance	0.1908 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4873E1 #E1B648

analogous

#48C0E1 #4873E1 #6948E1

triadic

#4873E1 #E14873 #73E148

tetradic

#4873E1 #E148C0 #E1B648 #48E169

square

#4873E1 #E148C0 #E1B648 #48E169

split-complementary

#4873E1 #E16948 #C0E148

monochromatic

#193C96 #2151CB #4873E1 #7D9BEA #B1C3F2

Accessibility & contrast

On white

4.36

#4873E1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#4873E1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4873E1

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4873E1	#FFFFFF	#000000	##000000
##4873E1	1.00	4.36	4.82	4.82
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3580E5

Deuteranopia (green-blind)

#0072DF

Tritanopia (blue-blind)

#008D9F

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4873e1;
/* rgb */ color: rgb(72, 115, 225);
/* oklch */ color: oklch(58.3% 0.174 265.3);

Tailwind

colors: {
  custom: {
    50: '#8c9aeb',
    500: '#4873e1',
    950: '#000000',
  },
}

SCSS

$custom: #4873e1;
$custom-light: #8c9aeb;
$custom-dark: #000000;

JSON

{
  "hex": "#4873e1",
  "rgb": {
    "r": 72,
    "g": 115,
    "b": 225
  },
  "hsl": {
    "h": 223.137,
    "s": 71.831,
    "l": 58.235
  },
  "oklch": {
    "l": 0.58303,
    "c": 0.17412,
    "h": 265.3
  },
  "luminance": 0.19075
}

Semantic roles & 50–950 ramp

primary

#4873E1

secondary

#E1D0A4

accent

#BC39EF

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4873E1

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

Preview Lab → · Contrast checker → · Palette generator →