#4873BC#4873BC

#4873BC is a mid, vivid blue. Relative luminance 0.173; OKLCH L 55.9% C 0.124 H 260.4°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#4873BC
RGB	rgb(72, 115, 188)
HSL	hsl(218, 46%, 51%)
HSV	hsv(218, 62%, 74%)
CMYK	cmyk(61.7%, 38.8%, 0%, 26.3%)
CIE-LAB	lab(48.60, 8.04, -42.88)
CIE-LCH	lch(48.60, 43.63, 280.62°)
OKLab	oklab(55.93% -0.0207 -0.1218)
OKLCH	oklch(55.93% 0.124 260.4)
XYZ	xyz(17.8771, 17.2684, 49.9582)
Luminance	0.1727 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4873BC #BC9148

analogous

#48ADBC #4873BC #5748BC

triadic

#4873BC #BC4873 #73BC48

tetradic

#4873BC #BC48AD #BC9148 #48BC57

square

#4873BC #BC48AD #BC9148 #48BC57

split-complementary

#4873BC #BC5748 #ADBC48

monochromatic

#253D65 #355792 #4873BC #7595CC #A2B8DD

Accessibility & contrast

On white

4.71

#4873BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#4873BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4873BC

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4873BC	#FFFFFF	#000000	##FFFFFF
##4873BC	1.00	4.71	4.45	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5379BF

Deuteranopia (green-blind)

#436EBA

Tritanopia (blue-blind)

#00838E

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4873bc;
/* rgb */ color: rgb(72, 115, 188);
/* oklch */ color: oklch(55.9% 0.124 260.4);

Tailwind

colors: {
  custom: {
    50: '#859ad0',
    500: '#4873bc',
    950: '#000000',
  },
}

SCSS

$custom: #4873bc;
$custom-light: #859ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#4873bc",
  "rgb": {
    "r": 72,
    "g": 115,
    "b": 188
  },
  "hsl": {
    "h": 217.759,
    "s": 46.4,
    "l": 50.98
  },
  "oklch": {
    "l": 0.55927,
    "c": 0.12356,
    "h": 260.4
  },
  "luminance": 0.1727
}

Semantic roles & 50–950 ramp

primary

#4873BC

secondary

#CAB796

accent

#A552D6

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4873BC

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

Preview Lab → · Contrast checker → · Palette generator →