#4873CF#4873CF

#4873CF is a mid, vivid blue. Relative luminance 0.181; OKLCH L 57.1% C 0.150 H 263.5°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#4873CF
RGB	rgb(72, 115, 207)
HSL	hsl(221, 58%, 55%)
HSV	hsv(221, 65%, 81%)
CMYK	cmyk(65.2%, 44.4%, 0%, 18.8%)
CIE-LAB	lab(49.67, 14.65, -52.07)
CIE-LCH	lch(49.67, 54.09, 285.71°)
OKLab	oklab(57.1% -0.0169 -0.1488)
OKLCH	oklch(57.1% 0.15 263.5)
XYZ	xyz(20.0618, 18.1423, 61.4639)
Luminance	0.1814 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4873CF #CFA448

analogous

#48B7CF #4873CF #6148CF

triadic

#4873CF #CF4873 #73CF48

tetradic

#4873CF #CF48B7 #CFA448 #48CF61

square

#4873CF #CF48B7 #CFA448 #48CF61

split-complementary

#4873CF #CF6148 #B7CF48

monochromatic

#213E7C #2D56AD #4873CF #7898DC #A9BDE8

Accessibility & contrast

On white

4.54

#4873CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#4873CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4873CF

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4873CF	#FFFFFF	#000000	##000000
##4873CF	1.00	4.54	4.63	4.63
#FFFFFF	4.54	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#477DD2

Deuteranopia (green-blind)

#3070CD

Tritanopia (blue-blind)

#008897

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4873cf;
/* rgb */ color: rgb(72, 115, 207);
/* oklch */ color: oklch(57.1% 0.150 263.5);

Tailwind

colors: {
  custom: {
    50: '#889ade',
    500: '#4873cf',
    950: '#000000',
  },
}

SCSS

$custom: #4873cf;
$custom-light: #889ade;
$custom-dark: #000000;

JSON

{
  "hex": "#4873cf",
  "rgb": {
    "r": 72,
    "g": 115,
    "b": 207
  },
  "hsl": {
    "h": 220.889,
    "s": 58.442,
    "l": 54.706
  },
  "oklch": {
    "l": 0.57102,
    "c": 0.14972,
    "h": 263.5
  },
  "luminance": 0.18144
}

Semantic roles & 50–950 ramp

primary

#4873CF

secondary

#D6C49D

accent

#B046E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0D0E15

muted

#7D7E83

Preview Lab

Preview with #4873CF

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

Preview Lab → · Contrast checker → · Palette generator →