#4274DC#4274DC

#4274DC is a mid, vivid blue. Relative luminance 0.188; OKLCH L 57.9% C 0.168 H 262.9°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#4274DC
RGB	rgb(66, 116, 220)
HSL	hsl(221, 69%, 56%)
HSV	hsv(221, 70%, 86%)
CMYK	cmyk(70%, 47.3%, 0%, 13.7%)
CIE-LAB	lab(50.47, 17.70, -58.18)
CIE-LCH	lch(50.47, 60.81, 286.92°)
OKLab	oklab(57.9% -0.0207 -0.1668)
OKLCH	oklch(57.9% 0.168 262.9)
XYZ	xyz(21.4058, 18.8141, 70.1996)
Luminance	0.1882 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4274DC #DCAA42

analogous

#42C1DC #4274DC #5D42DC

triadic

#4274DC #DC4274 #74DC42

tetradic

#4274DC #DC42C1 #DCAA42 #42DC5D

square

#4274DC #DC42C1 #DCAA42 #42DC5D

split-complementary

#4274DC #DC5D42 #C1DC42

monochromatic

#1A3E8A #2355BE #4274DC #769AE6 #A9C0EF

Accessibility & contrast

On white

4.41

#4274DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#4274DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4274DC

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4274DC	#FFFFFF	#000000	##000000
##4274DC	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C80E0

Deuteranopia (green-blind)

#1471DA

Tritanopia (blue-blind)

#008C9D

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4274dc;
/* rgb */ color: rgb(66, 116, 220);
/* oklch */ color: oklch(57.9% 0.168 262.9);

Tailwind

colors: {
  custom: {
    50: '#889be7',
    500: '#4274dc',
    950: '#000000',
  },
}

SCSS

$custom: #4274dc;
$custom-light: #889be7;
$custom-dark: #000000;

JSON

{
  "hex": "#4274dc",
  "rgb": {
    "r": 66,
    "g": 116,
    "b": 220
  },
  "hsl": {
    "h": 220.519,
    "s": 68.75,
    "l": 56.078
  },
  "oklch": {
    "l": 0.57899,
    "c": 0.16809,
    "h": 262.9
  },
  "luminance": 0.18816
}

Semantic roles & 50–950 ramp

primary

#4274DC

secondary

#DDC89D

accent

#B33CEC

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4274DC

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

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