#4873B9#4873B9

#4873B9 is a mid, moderate blue. Relative luminance 0.171; OKLCH L 55.8% C 0.119 H 259.7°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#4873B9
RGB	rgb(72, 115, 185)
HSL	hsl(217, 45%, 50%)
HSV	hsv(217, 61%, 73%)
CMYK	cmyk(61.1%, 37.8%, 0%, 27.5%)
CIE-LAB	lab(48.44, 7.01, -41.41)
CIE-LCH	lch(48.44, 42.00, 279.61°)
OKLab	oklab(55.75% -0.0213 -0.1175)
OKLCH	oklch(55.75% 0.119 259.7)
XYZ	xyz(17.5571, 17.1404, 48.2727)
Luminance	0.1714 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4873B9 #B98E48

analogous

#48ABB9 #4873B9 #5548B9

triadic

#4873B9 #B94873 #73B948

tetradic

#4873B9 #B948AB #B98E48 #48B955

square

#4873B9 #B948AB #B98E48 #48B955

split-complementary

#4873B9 #B95548 #ABB948

monochromatic

#253C61 #36578E #4873B9 #7495CA #A1B7DB

Accessibility & contrast

On white

4.74

#4873B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#4873B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4873B9

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4873B9	#FFFFFF	#000000	##FFFFFF
##4873B9	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5579BC

Deuteranopia (green-blind)

#466EB8

Tritanopia (blue-blind)

#00838D

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4873b9;
/* rgb */ color: rgb(72, 115, 185);
/* oklch */ color: oklch(55.8% 0.119 259.7);

Tailwind

colors: {
  custom: {
    50: '#859ace',
    500: '#4873b9',
    950: '#000000',
  },
}

SCSS

$custom: #4873b9;
$custom-light: #859ace;
$custom-dark: #000000;

JSON

{
  "hex": "#4873b9",
  "rgb": {
    "r": 72,
    "g": 115,
    "b": 185
  },
  "hsl": {
    "h": 217.168,
    "s": 44.664,
    "l": 50.392
  },
  "oklch": {
    "l": 0.5575,
    "c": 0.11941,
    "h": 259.7
  },
  "luminance": 0.17142
}

Semantic roles & 50–950 ramp

primary

#4873B9

secondary

#C8B495

accent

#A353D4

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E13

muted

#7D7E82

Preview Lab

Preview with #4873B9

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

Preview Lab → · Contrast checker → · Palette generator →