#426CB5#426CB5

#426CB5 is a mid, vivid blue. Relative luminance 0.152; OKLCH L 53.7% C 0.124 H 260.7°. Best body text is #FFFFFF at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#426CB5
RGB	rgb(66, 108, 181)
HSL	hsl(218, 47%, 48%)
HSV	hsv(218, 64%, 71%)
CMYK	cmyk(63.5%, 40.3%, 0%, 29%)
CIE-LAB	lab(45.93, 8.83, -43.08)
CIE-LCH	lch(45.93, 43.97, 281.58°)
OKLab	oklab(53.66% -0.02 -0.1226)
OKLCH	oklch(53.66% 0.124 260.7)
XYZ	xyz(15.9469, 15.2181, 45.8041)
Luminance	0.1522 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#426CB5 #B58B42

analogous

#42A5B5 #426CB5 #5142B5

triadic

#426CB5 #B5426C #6CB542

tetradic

#426CB5 #B542A5 #B58B42 #42B551

square

#426CB5 #B542A5 #B58B42 #42B551

split-complementary

#426CB5 #B55142 #A5B542

monochromatic

#21365B #325188 #426CB5 #6B8DC9 #98B0D9

Accessibility & contrast

On white

5.19

#426CB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#426CB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #426CB5

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##426CB5	#FFFFFF	#000000	##FFFFFF
##426CB5	1.00	5.19	4.04	5.19
#FFFFFF	5.19	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C73B8

Deuteranopia (green-blind)

#3B68B3

Tritanopia (blue-blind)

#007D88

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #426cb5;
/* rgb */ color: rgb(66, 108, 181);
/* oklch */ color: oklch(53.7% 0.124 260.7);

Tailwind

colors: {
  custom: {
    50: '#8195cb',
    500: '#426cb5',
    950: '#000000',
  },
}

SCSS

$custom: #426cb5;
$custom-light: #8195cb;
$custom-dark: #000000;

JSON

{
  "hex": "#426cb5",
  "rgb": {
    "r": 66,
    "g": 108,
    "b": 181
  },
  "hsl": {
    "h": 218.087,
    "s": 46.559,
    "l": 48.431
  },
  "oklch": {
    "l": 0.53659,
    "c": 0.12421,
    "h": 260.7
  },
  "luminance": 0.1522
}

Semantic roles & 50–950 ramp

primary

#426CB5

secondary

#C5B18E

accent

#A652D6

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #426CB5

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

Preview Lab → · Contrast checker → · Palette generator →