#4274D0#4274D0

#4274D0 is a mid, vivid blue. Relative luminance 0.182; OKLCH L 57.1% C 0.152 H 261.4°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#4274D0
RGB	rgb(66, 116, 208)
HSL	hsl(219, 60%, 54%)
HSV	hsv(219, 68%, 82%)
CMYK	cmyk(68.3%, 44.2%, 0%, 18.4%)
CIE-LAB	lab(49.74, 13.41, -52.54)
CIE-LCH	lch(49.74, 54.23, 284.32°)
OKLab	oklab(57.1% -0.0226 -0.1502)
OKLCH	oklch(57.1% 0.152 261.4)
XYZ	xyz(19.8733, 18.2011, 62.1281)
Luminance	0.1820 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4274D0 #D09E42

analogous

#42BBD0 #4274D0 #5742D0

triadic

#4274D0 #D04274 #74D042

tetradic

#4274D0 #D042BB #D09E42 #42D057

square

#4274D0 #D042BB #D09E42 #42D057

split-complementary

#4274D0 #D05742 #BBD042

monochromatic

#1E3E79 #2A57AA #4274D0 #7398DC #A4BCE8

Accessibility & contrast

On white

4.53

#4274D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#4274D0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4274D0

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4274D0	#FFFFFF	#000000	##000000
##4274D0	1.00	4.53	4.64	4.64
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#477DD4

Deuteranopia (green-blind)

#2D70CE

Tritanopia (blue-blind)

#008998

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4274d0;
/* rgb */ color: rgb(66, 116, 208);
/* oklch */ color: oklch(57.1% 0.152 261.4);

Tailwind

colors: {
  custom: {
    50: '#869bdf',
    500: '#4274d0',
    950: '#000000',
  },
}

SCSS

$custom: #4274d0;
$custom-light: #869bdf;
$custom-dark: #000000;

JSON

{
  "hex": "#4274d0",
  "rgb": {
    "r": 66,
    "g": 116,
    "b": 208
  },
  "hsl": {
    "h": 218.873,
    "s": 60.169,
    "l": 53.725
  },
  "oklch": {
    "l": 0.57103,
    "c": 0.15193,
    "h": 261.4
  },
  "luminance": 0.18203
}

Semantic roles & 50–950 ramp

primary

#4274D0

secondary

#D5C099

accent

#AB44E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4274D0

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

Preview Lab → · Contrast checker → · Palette generator →