#426DCF#426DCF

#426DCF is a mid, vivid blue. Relative luminance 0.166; OKLCH L 55.6% C 0.159 H 264.1°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#426DCF
RGB	rgb(66, 109, 207)
HSL	hsl(222, 59%, 54%)
HSV	hsv(222, 68%, 81%)
CMYK	cmyk(68.1%, 47.3%, 0%, 18.8%)
CIE-LAB	lab(47.75, 17.43, -55.16)
CIE-LCH	lch(47.75, 57.85, 287.54°)
OKLab	oklab(55.56% -0.0163 -0.158)
OKLCH	oklch(55.56% 0.159 264.1)
XYZ	xyz(18.9739, 16.5986, 61.2233)
Luminance	0.1660 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#426DCF #CFA442

analogous

#42B3CF #426DCF #5D42CF

triadic

#426DCF #CF426D #6DCF42

tetradic

#426DCF #CF42B3 #CFA442 #42CF5D

square

#426DCF #CF42B3 #CFA442 #42CF5D

split-complementary

#426DCF #CF5D42 #B3CF42

monochromatic

#1F3A78 #2B51A9 #426DCF #7393DB #A4B8E8

Accessibility & contrast

On white

4.86

#426DCF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#426DCF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #426DCF

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##426DCF	#FFFFFF	#000000	##FFFFFF
##426DCF	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)

#3978D3

Deuteranopia (green-blind)

#186BCD

Tritanopia (blue-blind)

#008494

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #426dcf;
/* rgb */ color: rgb(66, 109, 207);
/* oklch */ color: oklch(55.6% 0.159 264.1);

Tailwind

colors: {
  custom: {
    50: '#8696de',
    500: '#426dcf',
    950: '#000000',
  },
}

SCSS

$custom: #426dcf;
$custom-light: #8696de;
$custom-dark: #000000;

JSON

{
  "hex": "#426dcf",
  "rgb": {
    "r": 66,
    "g": 109,
    "b": 207
  },
  "hsl": {
    "h": 221.702,
    "s": 59.494,
    "l": 53.529
  },
  "oklch": {
    "l": 0.55557,
    "c": 0.15889,
    "h": 264.1
  },
  "luminance": 0.16601
}

Semantic roles & 50–950 ramp

primary

#426DCF

secondary

#D5C298

accent

#B345E3

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #426DCF

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

Preview Lab → · Contrast checker → · Palette generator →