#426CD3#426CD3

#426CD3 is a mid, vivid blue. Relative luminance 0.166; OKLCH L 55.6% C 0.166 H 264.8°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#426CD3
RGB	rgb(66, 108, 211)
HSL	hsl(223, 62%, 54%)
HSV	hsv(223, 69%, 83%)
CMYK	cmyk(68.7%, 48.8%, 0%, 17.3%)
CIE-LAB	lab(47.73, 19.50, -57.47)
CIE-LCH	lch(47.73, 60.69, 288.74°)
OKLab	oklab(55.62% -0.0149 -0.1649)
OKLCH	oklch(55.62% 0.166 264.8)
XYZ	xyz(19.3631, 16.5846, 63.7961)
Luminance	0.1659 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#426CD3 #D3A942

analogous

#42B4D3 #426CD3 #6142D3

triadic

#426CD3 #D3426C #6CD342

tetradic

#426CD3 #D342B4 #D3A942 #42D361

square

#426CD3 #D342B4 #D3A942 #42D361

split-complementary

#426CD3 #D36142 #B4D342

monochromatic

#1D397D #2950AF #426CD3 #7493DF #A5B9EA

Accessibility & contrast

On white

4.86

#426CD3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#426CD3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #426CD3

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##426CD3	#FFFFFF	#000000	##FFFFFF
##426CD3	1.00	4.86	4.32	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3378D7

Deuteranopia (green-blind)

#026BD1

Tritanopia (blue-blind)

#008495

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #426cd3;
/* rgb */ color: rgb(66, 108, 211);
/* oklch */ color: oklch(55.6% 0.166 264.8);

Tailwind

colors: {
  custom: {
    50: '#8795e1',
    500: '#426cd3',
    950: '#000000',
  },
}

SCSS

$custom: #426cd3;
$custom-light: #8795e1;
$custom-dark: #000000;

JSON

{
  "hex": "#426cd3",
  "rgb": {
    "r": 66,
    "g": 108,
    "b": 211
  },
  "hsl": {
    "h": 222.621,
    "s": 62.232,
    "l": 54.314
  },
  "oklch": {
    "l": 0.55624,
    "c": 0.16554,
    "h": 264.8
  },
  "luminance": 0.16587
}

Semantic roles & 50–950 ramp

primary

#426CD3

secondary

#D7C59A

accent

#B642E5

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0D0D15

muted

#7D7E83

Preview Lab

Preview with #426CD3

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

Preview Lab → · Contrast checker → · Palette generator →