#4972CB#4972CB

#4972CB is a mid, vivid blue. Relative luminance 0.178; OKLCH L 56.7% C 0.145 H 263.8°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#4972CB
RGB	rgb(73, 114, 203)
HSL	hsl(221, 56%, 54%)
HSV	hsv(221, 64%, 80%)
CMYK	cmyk(64%, 43.8%, 0%, 20.4%)
CIE-LAB	lab(49.21, 14.04, -50.53)
CIE-LCH	lch(49.21, 52.44, 285.53°)
OKLab	oklab(56.68% -0.0157 -0.1442)
OKLCH	oklch(56.68% 0.145 263.8)
XYZ	xyz(19.5407, 17.7611, 58.8868)
Luminance	0.1776 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4972CB #CBA249

analogous

#49B3CB #4972CB #6149CB

triadic

#4972CB #CB4972 #72CB49

tetradic

#4972CB #CB49B3 #CBA249 #49CB61

square

#4972CB #CB49B3 #CBA249 #49CB61

split-complementary

#4972CB #CB6149 #B3CB49

monochromatic

#223D77 #3055A7 #4972CB #7997D9 #A8BCE6

Accessibility & contrast

On white

4.61

#4972CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#4972CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4972CB

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4972CB	#FFFFFF	#000000	##FFFFFF
##4972CB	1.00	4.61	4.55	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#487BCE

Deuteranopia (green-blind)

#336FC9

Tritanopia (blue-blind)

#008694

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #4972cb;
/* rgb */ color: rgb(73, 114, 203);
/* oklch */ color: oklch(56.7% 0.145 263.8);

Tailwind

colors: {
  custom: {
    50: '#889adb',
    500: '#4972cb',
    950: '#000000',
  },
}

SCSS

$custom: #4972cb;
$custom-light: #889adb;
$custom-dark: #000000;

JSON

{
  "hex": "#4972cb",
  "rgb": {
    "r": 73,
    "g": 114,
    "b": 203
  },
  "hsl": {
    "h": 221.077,
    "s": 55.556,
    "l": 54.118
  },
  "oklch": {
    "l": 0.56683,
    "c": 0.14507,
    "h": 263.8
  },
  "luminance": 0.17763
}

Semantic roles & 50–950 ramp

primary

#4972CB

secondary

#D4C29C

accent

#B049DF

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4972CB

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

Preview Lab → · Contrast checker → · Palette generator →