#426CBB#426CBB

#426CBB is a mid, vivid blue. Relative luminance 0.155; OKLCH L 54.0% C 0.133 H 261.9°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#426CBB
RGB	rgb(66, 108, 187)
HSL	hsl(219, 48%, 50%)
HSV	hsv(219, 65%, 73%)
CMYK	cmyk(64.7%, 42.2%, 0%, 26.7%)
CIE-LAB	lab(46.27, 10.94, -46.02)
CIE-LCH	lch(46.27, 47.30, 283.37°)
OKLab	oklab(54.03% -0.0188 -0.1312)
OKLCH	oklch(54.03% 0.133 261.9)
XYZ	xyz(16.5758, 15.4697, 49.1165)
Luminance	0.1547 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#426CBB #BB9142

analogous

#42A8BB #426CBB #5542BB

triadic

#426CBB #BB426C #6CBB42

tetradic

#426CBB #BB42A8 #BB9142 #42BB55

square

#426CBB #BB42A8 #BB9142 #42BB55

split-complementary

#426CBB #BB5542 #A8BB42

monochromatic

#223861 #32528E #426CBB #6E8FCC #9CB2DC

Accessibility & contrast

On white

5.13

#426CBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.09

#426CBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #426CBB

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##426CBB	#FFFFFF	#000000	##FFFFFF
##426CBB	1.00	5.13	4.09	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.09	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4874BE

Deuteranopia (green-blind)

#3568B9

Tritanopia (blue-blind)

#007E8A

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #426cbb;
/* rgb */ color: rgb(66, 108, 187);
/* oklch */ color: oklch(54.0% 0.133 261.9);

Tailwind

colors: {
  custom: {
    50: '#8295d0',
    500: '#426cbb',
    950: '#000000',
  },
}

SCSS

$custom: #426cbb;
$custom-light: #8295d0;
$custom-dark: #000000;

JSON

{
  "hex": "#426cbb",
  "rgb": {
    "r": 66,
    "g": 108,
    "b": 187
  },
  "hsl": {
    "h": 219.174,
    "s": 47.826,
    "l": 49.608
  },
  "oklch": {
    "l": 0.54032,
    "c": 0.13255,
    "h": 261.9
  },
  "luminance": 0.15471
}

Semantic roles & 50–950 ramp

primary

#426CBB

secondary

#C8B591

accent

#A950D7

background

#F8F9FC

surface

#F0F1F9

border

#CBCBD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #426CBB

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

Preview Lab → · Contrast checker → · Palette generator →