#426DCC#426DCC

#426DCC is a mid, vivid blue. Relative luminance 0.165; OKLCH L 55.4% C 0.155 H 263.8°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#426DCC
RGB	rgb(66, 109, 204)
HSL	hsl(221, 58%, 53%)
HSV	hsv(221, 68%, 80%)
CMYK	cmyk(67.6%, 46.6%, 0%, 20%)
CIE-LAB	lab(47.56, 16.36, -53.74)
CIE-LCH	lch(47.56, 56.18, 286.93°)
OKLab	oklab(55.35% -0.0168 -0.1539)
OKLCH	oklch(55.35% 0.155 263.8)
XYZ	xyz(18.6107, 16.4533, 59.3100)
Luminance	0.1646 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#426DCC #CCA142

analogous

#42B2CC #426DCC #5C42CC

triadic

#426DCC #CC426D #6DCC42

tetradic

#426DCC #CC42B2 #CCA142 #42CC5C

square

#426DCC #CC42B2 #CCA142 #42CC5C

split-complementary

#426DCC #CC5C42 #B2CC42

monochromatic

#1F3A74 #2C52A4 #426DCC #7292D9 #A2B7E6

Accessibility & contrast

On white

4.89

#426DCC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#426DCC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #426DCC

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##426DCC	#FFFFFF	#000000	##FFFFFF
##426DCC	1.00	4.89	4.29	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C78D0

Deuteranopia (green-blind)

#1F6BCA

Tritanopia (blue-blind)

#008392

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #426dcc;
/* rgb */ color: rgb(66, 109, 204);
/* oklch */ color: oklch(55.4% 0.155 263.8);

Tailwind

colors: {
  custom: {
    50: '#8596dc',
    500: '#426dcc',
    950: '#000000',
  },
}

SCSS

$custom: #426dcc;
$custom-light: #8596dc;
$custom-dark: #000000;

JSON

{
  "hex": "#426dcc",
  "rgb": {
    "r": 66,
    "g": 109,
    "b": 204
  },
  "hsl": {
    "h": 221.304,
    "s": 57.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.55354,
    "c": 0.1548,
    "h": 263.8
  },
  "luminance": 0.16455
}

Semantic roles & 50–950 ramp

primary

#426DCC

secondary

#D3C097

accent

#B147E1

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #426DCC

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

Preview Lab → · Contrast checker → · Palette generator →