#426FCF#426FCF

#426FCF is a mid, vivid blue. Relative luminance 0.170; OKLCH L 56.0% C 0.156 H 263.3°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#426FCF
RGB	rgb(66, 111, 207)
HSL	hsl(221, 59%, 54%)
HSV	hsv(221, 68%, 81%)
CMYK	cmyk(68.1%, 46.4%, 0%, 18.8%)
CIE-LAB	lab(48.30, 16.18, -54.28)
CIE-LCH	lch(48.30, 56.64, 286.59°)
OKLab	oklab(55.98% -0.0182 -0.1554)
OKLCH	oklch(55.98% 0.156 263.3)
XYZ	xyz(19.1897, 17.0302, 61.2952)
Luminance	0.1703 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#426FCF #CFA242

analogous

#42B5CF #426FCF #5B42CF

triadic

#426FCF #CF426F #6FCF42

tetradic

#426FCF #CF42B5 #CFA242 #42CF5B

square

#426FCF #CF42B5 #CFA242 #42CF5B

split-complementary

#426FCF #CF5B42 #B5CF42

monochromatic

#1F3B78 #2B53A9 #426FCF #7394DB #A4B9E8

Accessibility & contrast

On white

4.77

#426FCF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#426FCF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #426FCF

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##426FCF	#FFFFFF	#000000	##FFFFFF
##426FCF	1.00	4.77	4.41	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E7AD3

Deuteranopia (green-blind)

#206DCD

Tritanopia (blue-blind)

#008595

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #426fcf;
/* rgb */ color: rgb(66, 111, 207);
/* oklch */ color: oklch(56.0% 0.156 263.3);

Tailwind

colors: {
  custom: {
    50: '#8697de',
    500: '#426fcf',
    950: '#000000',
  },
}

SCSS

$custom: #426fcf;
$custom-light: #8697de;
$custom-dark: #000000;

JSON

{
  "hex": "#426fcf",
  "rgb": {
    "r": 66,
    "g": 111,
    "b": 207
  },
  "hsl": {
    "h": 220.851,
    "s": 59.494,
    "l": 53.529
  },
  "oklch": {
    "l": 0.55976,
    "c": 0.15649,
    "h": 263.3
  },
  "luminance": 0.17032
}

Semantic roles & 50–950 ramp

primary

#426FCF

secondary

#D5C198

accent

#B045E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #426FCF

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

Preview Lab → · Contrast checker → · Palette generator →