#426CCB#426CCB

#426CCB is a mid, vivid blue. Relative luminance 0.162; OKLCH L 55.1% C 0.155 H 264.1°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#426CCB
RGB	rgb(66, 108, 203)
HSL	hsl(222, 57%, 53%)
HSV	hsv(222, 67%, 80%)
CMYK	cmyk(67.5%, 46.8%, 0%, 20.4%)
CIE-LAB	lab(47.23, 16.63, -53.71)
CIE-LCH	lch(47.23, 56.23, 287.21°)
OKLab	oklab(55.08% -0.016 -0.1538)
OKLCH	oklch(55.08% 0.155 264.1)
XYZ	xyz(18.3850, 16.1934, 58.6451)
Luminance	0.1620 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#426CCB #CBA142

analogous

#42B0CB #426CCB #5D42CB

triadic

#426CCB #CB426C #6CCB42

tetradic

#426CCB #CB42B0 #CBA142 #42CB5D

square

#426CCB #CB42B0 #CBA142 #42CB5D

split-complementary

#426CCB #CB5D42 #B0CB42

monochromatic

#203973 #2D51A3 #426CCB #7291D8 #A2B7E5

Accessibility & contrast

On white

4.95

#426CCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#426CCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #426CCB

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##426CCB	#FFFFFF	#000000	##FFFFFF
##426CCB	1.00	4.95	4.24	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B77CF

Deuteranopia (green-blind)

#1E6AC9

Tritanopia (blue-blind)

#008292

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #426ccb;
/* rgb */ color: rgb(66, 108, 203);
/* oklch */ color: oklch(55.1% 0.155 264.1);

Tailwind

colors: {
  custom: {
    50: '#8595db',
    500: '#426ccb',
    950: '#000000',
  },
}

SCSS

$custom: #426ccb;
$custom-light: #8595db;
$custom-dark: #000000;

JSON

{
  "hex": "#426ccb",
  "rgb": {
    "r": 66,
    "g": 108,
    "b": 203
  },
  "hsl": {
    "h": 221.606,
    "s": 56.846,
    "l": 52.745
  },
  "oklch": {
    "l": 0.55076,
    "c": 0.15464,
    "h": 264.1
  },
  "luminance": 0.16195
}

Semantic roles & 50–950 ramp

primary

#426CCB

secondary

#D2C097

accent

#B148E0

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #426CCB

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

Preview Lab → · Contrast checker → · Palette generator →