#4272CD#4272CD

#4272CD is a mid, vivid blue. Relative luminance 0.176; OKLCH L 56.5% C 0.150 H 261.9°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#4272CD
RGB	rgb(66, 114, 205)
HSL	hsl(219, 58%, 53%)
HSV	hsv(219, 68%, 80%)
CMYK	cmyk(67.8%, 44.4%, 0%, 19.6%)
CIE-LAB	lab(49.01, 13.58, -52.00)
CIE-LCH	lch(49.01, 53.75, 284.64°)
OKLab	oklab(56.48% -0.0213 -0.1487)
OKLCH	oklch(56.48% 0.15 261.9)
XYZ	xyz(19.2796, 17.5987, 60.1266)
Luminance	0.1760 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4272CD #CD9D42

analogous

#42B7CD #4272CD #5842CD

triadic

#4272CD #CD4272 #72CD42

tetradic

#4272CD #CD42B7 #CD9D42 #42CD58

square

#4272CD #CD42B7 #CD9D42 #42CD58

split-complementary

#4272CD #CD5842 #B7CD42

monochromatic

#1F3D76 #2C56A6 #4272CD #7296DA #A3BAE7

Accessibility & contrast

On white

4.65

#4272CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#4272CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4272CD

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4272CD	#FFFFFF	#000000	##FFFFFF
##4272CD	1.00	4.65	4.52	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#457BD0

Deuteranopia (green-blind)

#2C6ECB

Tritanopia (blue-blind)

#008795

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4272cd;
/* rgb */ color: rgb(66, 114, 205);
/* oklch */ color: oklch(56.5% 0.150 261.9);

Tailwind

colors: {
  custom: {
    50: '#859add',
    500: '#4272cd',
    950: '#000000',
  },
}

SCSS

$custom: #4272cd;
$custom-light: #859add;
$custom-dark: #000000;

JSON

{
  "hex": "#4272cd",
  "rgb": {
    "r": 66,
    "g": 114,
    "b": 205
  },
  "hsl": {
    "h": 219.281,
    "s": 58.159,
    "l": 53.137
  },
  "oklch": {
    "l": 0.56481,
    "c": 0.15021,
    "h": 261.9
  },
  "luminance": 0.17601
}

Semantic roles & 50–950 ramp

primary

#4272CD

secondary

#D3BF97

accent

#AC46E1

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #4272CD

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

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