#4274D4#4274D4

#4274D4 is a mid, vivid blue. Relative luminance 0.184; OKLCH L 57.4% C 0.157 H 262.0°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#4274D4
RGB	rgb(66, 116, 212)
HSL	hsl(219, 63%, 55%)
HSV	hsv(219, 69%, 83%)
CMYK	cmyk(68.9%, 45.3%, 0%, 16.9%)
CIE-LAB	lab(49.98, 14.84, -54.43)
CIE-LCH	lch(49.98, 56.42, 285.25°)
OKLab	oklab(57.36% -0.0219 -0.1558)
OKLCH	oklch(57.36% 0.157 262)
XYZ	xyz(20.3716, 18.4004, 64.7526)
Luminance	0.1840 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4274D4 #D4A242

analogous

#42BDD4 #4274D4 #5942D4

triadic

#4274D4 #D44274 #74D442

tetradic

#4274D4 #D442BD #D4A242 #42D459

square

#4274D4 #D442BD #D4A242 #42D459

split-complementary

#4274D4 #D45942 #BDD442

monochromatic

#1D3E7F #2857B1 #4274D4 #7499DF #A6BDEB

Accessibility & contrast

On white

4.49

#4274D4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#4274D4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4274D4

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4274D4	#FFFFFF	#000000	##000000
##4274D4	1.00	4.49	4.68	4.68
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#447ED8

Deuteranopia (green-blind)

#2771D2

Tritanopia (blue-blind)

#008A9A

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4274d4;
/* rgb */ color: rgb(66, 116, 212);
/* oklch */ color: oklch(57.4% 0.157 262.0);

Tailwind

colors: {
  custom: {
    50: '#879be2',
    500: '#4274d4',
    950: '#000000',
  },
}

SCSS

$custom: #4274d4;
$custom-light: #879be2;
$custom-dark: #000000;

JSON

{
  "hex": "#4274d4",
  "rgb": {
    "r": 66,
    "g": 116,
    "b": 212
  },
  "hsl": {
    "h": 219.452,
    "s": 62.931,
    "l": 54.51
  },
  "oklch": {
    "l": 0.57364,
    "c": 0.15734,
    "h": 262
  },
  "luminance": 0.18402
}

Semantic roles & 50–950 ramp

primary

#4274D4

secondary

#D8C39A

accent

#AE42E6

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0D0E15

muted

#7D7E83

Preview Lab

Preview with #4274D4

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

Preview Lab → · Contrast checker → · Palette generator →