#4873D9#4873D9

#4873D9 is a mid, vivid blue. Relative luminance 0.186; OKLCH L 57.8% C 0.163 H 264.6°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#4873D9
RGB	rgb(72, 115, 217)
HSL	hsl(222, 66%, 57%)
HSV	hsv(222, 67%, 85%)
CMYK	cmyk(66.8%, 47%, 0%, 14.9%)
CIE-LAB	lab(50.27, 18.16, -56.78)
CIE-LCH	lch(50.27, 59.62, 287.74°)
OKLab	oklab(57.76% -0.0153 -0.1626)
OKLCH	oklch(57.76% 0.163 264.6)
XYZ	xyz(21.3232, 18.6469, 68.1076)
Luminance	0.1865 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4873D9 #D9AE48

analogous

#48BCD9 #4873D9 #6648D9

triadic

#4873D9 #D94873 #73D948

tetradic

#4873D9 #D948BC #D9AE48 #48D966

square

#4873D9 #D948BC #D9AE48 #48D966

split-complementary

#4873D9 #D96648 #BCD948

monochromatic

#1D3D8A #2753BD #4873D9 #7B9AE4 #ADC1EE

Accessibility & contrast

On white

4.44

#4873D9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#4873D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4873D9

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4873D9	#FFFFFF	#000000	##000000
##4873D9	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E7FDD

Deuteranopia (green-blind)

#1E71D7

Tritanopia (blue-blind)

#008B9B

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4873d9;
/* rgb */ color: rgb(72, 115, 217);
/* oklch */ color: oklch(57.8% 0.163 264.6);

Tailwind

colors: {
  custom: {
    50: '#8a9ae5',
    500: '#4873d9',
    950: '#000000',
  },
}

SCSS

$custom: #4873d9;
$custom-light: #8a9ae5;
$custom-dark: #000000;

JSON

{
  "hex": "#4873d9",
  "rgb": {
    "r": 72,
    "g": 115,
    "b": 217
  },
  "hsl": {
    "h": 222.207,
    "s": 65.611,
    "l": 56.667
  },
  "oklch": {
    "l": 0.57759,
    "c": 0.16334,
    "h": 264.6
  },
  "luminance": 0.18649
}

Semantic roles & 50–950 ramp

primary

#4873D9

secondary

#DCCAA1

accent

#B63FE9

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4873D9

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

Preview Lab → · Contrast checker → · Palette generator →