#4272C8#4272C8

#4272C8 is a mid, vivid blue. Relative luminance 0.174; OKLCH L 56.2% C 0.143 H 261.1°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#4272C8
RGB	rgb(66, 114, 200)
HSL	hsl(219, 55%, 52%)
HSV	hsv(219, 67%, 78%)
CMYK	cmyk(67%, 43%, 0%, 21.6%)
CIE-LAB	lab(48.71, 11.80, -49.62)
CIE-LCH	lch(48.71, 51.00, 283.38°)
OKLab	oklab(56.16% -0.0222 -0.1417)
OKLCH	oklch(56.16% 0.143 261.1)
XYZ	xyz(18.6857, 17.3612, 56.9987)
Luminance	0.1736 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4272C8 #C89842

analogous

#42B5C8 #4272C8 #5542C8

triadic

#4272C8 #C84272 #72C842

tetradic

#4272C8 #C842B5 #C89842 #42C855

square

#4272C8 #C842B5 #C89842 #42C855

split-complementary

#4272C8 #C85542 #B5C842

monochromatic

#203D6F #2E569F #4272C8 #7195D6 #A1B9E4

Accessibility & contrast

On white

4.70

#4272C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#4272C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4272C8

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4272C8	#FFFFFF	#000000	##FFFFFF
##4272C8	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#497ACB

Deuteranopia (green-blind)

#336EC6

Tritanopia (blue-blind)

#008693

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4272c8;
/* rgb */ color: rgb(66, 114, 200);
/* oklch */ color: oklch(56.2% 0.143 261.1);

Tailwind

colors: {
  custom: {
    50: '#849ad9',
    500: '#4272c8',
    950: '#000000',
  },
}

SCSS

$custom: #4272c8;
$custom-light: #849ad9;
$custom-dark: #000000;

JSON

{
  "hex": "#4272c8",
  "rgb": {
    "r": 66,
    "g": 114,
    "b": 200
  },
  "hsl": {
    "h": 218.507,
    "s": 54.918,
    "l": 52.157
  },
  "oklch": {
    "l": 0.56159,
    "c": 0.1434,
    "h": 261.1
  },
  "luminance": 0.17363
}

Semantic roles & 50–950 ramp

primary

#4272C8

secondary

#D0BB96

accent

#A94ADE

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #4272C8

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

Preview Lab → · Contrast checker → · Palette generator →