#426FD1#426FD1

#426FD1 is a mid, vivid blue. Relative luminance 0.171; OKLCH L 56.1% C 0.159 H 263.6°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#426FD1
RGB	rgb(66, 111, 209)
HSL	hsl(221, 61%, 54%)
HSV	hsv(221, 68%, 82%)
CMYK	cmyk(68.4%, 46.9%, 0%, 18%)
CIE-LAB	lab(48.42, 16.89, -55.22)
CIE-LCH	lch(48.42, 57.75, 287.01°)
OKLab	oklab(56.11% -0.0179 -0.1582)
OKLCH	oklch(56.11% 0.159 263.6)
XYZ	xyz(19.4358, 17.1286, 62.5911)
Luminance	0.1713 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#426FD1 #D1A442

analogous

#42B7D1 #426FD1 #5D42D1

triadic

#426FD1 #D1426F #6FD142

tetradic

#426FD1 #D142B7 #D1A442 #42D15D

square

#426FD1 #D142B7 #D1A442 #42D15D

split-complementary

#426FD1 #D15D42 #B7D142

monochromatic

#1E3B7B #2A53AC #426FD1 #7395DD #A4BAE9

Accessibility & contrast

On white

4.74

#426FD1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#426FD1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #426FD1

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##426FD1	#FFFFFF	#000000	##FFFFFF
##426FD1	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C7AD5

Deuteranopia (green-blind)

#1C6DCF

Tritanopia (blue-blind)

#008696

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #426fd1;
/* rgb */ color: rgb(66, 111, 209);
/* oklch */ color: oklch(56.1% 0.159 263.6);

Tailwind

colors: {
  custom: {
    50: '#8697e0',
    500: '#426fd1',
    950: '#000000',
  },
}

SCSS

$custom: #426fd1;
$custom-light: #8697e0;
$custom-dark: #000000;

JSON

{
  "hex": "#426fd1",
  "rgb": {
    "r": 66,
    "g": 111,
    "b": 209
  },
  "hsl": {
    "h": 221.119,
    "s": 60.851,
    "l": 53.922
  },
  "oklch": {
    "l": 0.56111,
    "c": 0.15921,
    "h": 263.6
  },
  "luminance": 0.17131
}

Semantic roles & 50–950 ramp

primary

#426FD1

secondary

#D6C399

accent

#B244E4

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #426FD1

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

Preview Lab → · Contrast checker → · Palette generator →