#426CB3#426CB3

#426CB3 is a mid, vivid blue. Relative luminance 0.151; OKLCH L 53.5% C 0.121 H 260.3°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#426CB3
RGB	rgb(66, 108, 179)
HSL	hsl(218, 46%, 48%)
HSV	hsv(218, 63%, 70%)
CMYK	cmyk(63.1%, 39.7%, 0%, 29.8%)
CIE-LAB	lab(45.82, 8.12, -42.09)
CIE-LCH	lch(45.82, 42.87, 280.92°)
OKLab	oklab(53.54% -0.0205 -0.1197)
OKLCH	oklch(53.54% 0.121 260.3)
XYZ	xyz(15.7431, 15.1366, 44.7311)
Luminance	0.1514 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#426CB3 #B38942

analogous

#42A4B3 #426CB3 #5042B3

triadic

#426CB3 #B3426C #6CB342

tetradic

#426CB3 #B342A4 #B38942 #42B350

square

#426CB3 #B342A4 #B38942 #42B350

split-complementary

#426CB3 #B35042 #A4B342

monochromatic

#21365A #325186 #426CB3 #6A8DC8 #97AFD9

Accessibility & contrast

On white

5.21

#426CB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#426CB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #426CB3

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##426CB3	#FFFFFF	#000000	##FFFFFF
##426CB3	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D72B6

Deuteranopia (green-blind)

#3D68B2

Tritanopia (blue-blind)

#007C87

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #426cb3;
/* rgb */ color: rgb(66, 108, 179);
/* oklch */ color: oklch(53.5% 0.121 260.3);

Tailwind

colors: {
  custom: {
    50: '#8195ca',
    500: '#426cb3',
    950: '#000000',
  },
}

SCSS

$custom: #426cb3;
$custom-light: #8195ca;
$custom-dark: #000000;

JSON

{
  "hex": "#426cb3",
  "rgb": {
    "r": 66,
    "g": 108,
    "b": 179
  },
  "hsl": {
    "h": 217.699,
    "s": 46.122,
    "l": 48.039
  },
  "oklch": {
    "l": 0.53537,
    "c": 0.12142,
    "h": 260.3
  },
  "luminance": 0.15138
}

Semantic roles & 50–950 ramp

primary

#426CB3

secondary

#C4B08C

accent

#A552D6

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #426CB3

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

Preview Lab → · Contrast checker → · Palette generator →