#426ECF#426ECF

#426ECF is a mid, vivid blue. Relative luminance 0.168; OKLCH L 55.8% C 0.158 H 263.7°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#426ECF
RGB	rgb(66, 110, 207)
HSL	hsl(221, 59%, 54%)
HSV	hsv(221, 68%, 81%)
CMYK	cmyk(68.1%, 46.9%, 0%, 18.8%)
CIE-LAB	lab(48.02, 16.80, -54.72)
CIE-LCH	lch(48.02, 57.24, 287.07°)
OKLab	oklab(55.77% -0.0173 -0.1567)
OKLCH	oklch(55.77% 0.158 263.7)
XYZ	xyz(19.0812, 16.8132, 61.2591)
Luminance	0.1681 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#426ECF #CFA342

analogous

#42B4CF #426ECF #5C42CF

triadic

#426ECF #CF426E #6ECF42

tetradic

#426ECF #CF42B4 #CFA342 #42CF5C

square

#426ECF #CF42B4 #CFA342 #42CF5C

split-complementary

#426ECF #CF5C42 #B4CF42

monochromatic

#1F3A78 #2B52A9 #426ECF #7393DB #A4B9E8

Accessibility & contrast

On white

4.81

#426ECF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#426ECF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #426ECF

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##426ECF	#FFFFFF	#000000	##FFFFFF
##426ECF	1.00	4.81	4.36	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C79D3

Deuteranopia (green-blind)

#1D6CCD

Tritanopia (blue-blind)

#008594

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #426ecf;
/* rgb */ color: rgb(66, 110, 207);
/* oklch */ color: oklch(55.8% 0.158 263.7);

Tailwind

colors: {
  custom: {
    50: '#8697de',
    500: '#426ecf',
    950: '#000000',
  },
}

SCSS

$custom: #426ecf;
$custom-light: #8697de;
$custom-dark: #000000;

JSON

{
  "hex": "#426ecf",
  "rgb": {
    "r": 66,
    "g": 110,
    "b": 207
  },
  "hsl": {
    "h": 221.277,
    "s": 59.494,
    "l": 53.529
  },
  "oklch": {
    "l": 0.55766,
    "c": 0.1577,
    "h": 263.7
  },
  "luminance": 0.16815
}

Semantic roles & 50–950 ramp

primary

#426ECF

secondary

#D5C298

accent

#B245E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #426ECF

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

Preview Lab → · Contrast checker → · Palette generator →