#426FCB#426FCB

#426FCB is a mid, vivid blue. Relative luminance 0.168; OKLCH L 55.7% C 0.151 H 262.8°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#426FCB
RGB	rgb(66, 111, 203)
HSL	hsl(220, 57%, 53%)
HSV	hsv(220, 67%, 80%)
CMYK	cmyk(67.5%, 45.3%, 0%, 20.4%)
CIE-LAB	lab(48.05, 14.75, -52.39)
CIE-LCH	lch(48.05, 54.42, 285.72°)
OKLab	oklab(55.71% -0.0188 -0.1499)
OKLCH	oklch(55.71% 0.151 262.8)
XYZ	xyz(18.7069, 16.8371, 58.7523)
Luminance	0.1684 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#426FCB #CB9E42

analogous

#42B3CB #426FCB #5A42CB

triadic

#426FCB #CB426F #6FCB42

tetradic

#426FCB #CB42B3 #CB9E42 #42CB5A

square

#426FCB #CB42B3 #CB9E42 #42CB5A

split-complementary

#426FCB #CB5A42 #B3CB42

monochromatic

#203B73 #2D54A3 #426FCB #7294D8 #A2B8E5

Accessibility & contrast

On white

4.81

#426FCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#426FCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #426FCB

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##426FCB	#FFFFFF	#000000	##FFFFFF
##426FCB	1.00	4.81	4.37	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4179CE

Deuteranopia (green-blind)

#276CC9

Tritanopia (blue-blind)

#008493

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #426fcb;
/* rgb */ color: rgb(66, 111, 203);
/* oklch */ color: oklch(55.7% 0.151 262.8);

Tailwind

colors: {
  custom: {
    50: '#8597db',
    500: '#426fcb',
    950: '#000000',
  },
}

SCSS

$custom: #426fcb;
$custom-light: #8597db;
$custom-dark: #000000;

JSON

{
  "hex": "#426fcb",
  "rgb": {
    "r": 66,
    "g": 111,
    "b": 203
  },
  "hsl": {
    "h": 220.292,
    "s": 56.846,
    "l": 52.745
  },
  "oklch": {
    "l": 0.5571,
    "c": 0.15103,
    "h": 262.8
  },
  "luminance": 0.16839
}

Semantic roles & 50–950 ramp

primary

#426FCB

secondary

#D2BF97

accent

#AE48E0

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #426FCB

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

Preview Lab → · Contrast checker → · Palette generator →