#426DB3#426DB3

#426DB3 is a mid, vivid blue. Relative luminance 0.153; OKLCH L 53.8% C 0.120 H 259.7°. Best body text is #FFFFFF at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#426DB3
RGB	rgb(66, 109, 179)
HSL	hsl(217, 46%, 48%)
HSV	hsv(217, 63%, 70%)
CMYK	cmyk(63.1%, 39.1%, 0%, 29.8%)
CIE-LAB	lab(46.11, 7.50, -41.63)
CIE-LCH	lch(46.11, 42.30, 280.21°)
OKLab	oklab(53.76% -0.0215 -0.1183)
OKLCH	oklch(53.76% 0.12 259.7)
XYZ	xyz(15.8492, 15.3487, 44.7664)
Luminance	0.1535 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#426DB3 #B38842

analogous

#42A5B3 #426DB3 #4F42B3

triadic

#426DB3 #B3426D #6DB342

tetradic

#426DB3 #B342A5 #B38842 #42B34F

square

#426DB3 #B342A5 #B38842 #42B34F

split-complementary

#426DB3 #B34F42 #A5B342

monochromatic

#21375A #325286 #426DB3 #6A8EC8 #97B0D9

Accessibility & contrast

On white

5.16

#426DB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#426DB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #426DB3

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##426DB3	#FFFFFF	#000000	##FFFFFF
##426DB3	1.00	5.16	4.07	5.16
#FFFFFF	5.16	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E73B6

Deuteranopia (green-blind)

#3E68B2

Tritanopia (blue-blind)

#007D87

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #426db3;
/* rgb */ color: rgb(66, 109, 179);
/* oklch */ color: oklch(53.8% 0.120 259.7);

Tailwind

colors: {
  custom: {
    50: '#8196ca',
    500: '#426db3',
    950: '#000000',
  },
}

SCSS

$custom: #426db3;
$custom-light: #8196ca;
$custom-dark: #000000;

JSON

{
  "hex": "#426db3",
  "rgb": {
    "r": 66,
    "g": 109,
    "b": 179
  },
  "hsl": {
    "h": 217.168,
    "s": 46.122,
    "l": 48.039
  },
  "oklch": {
    "l": 0.5376,
    "c": 0.12027,
    "h": 259.7
  },
  "luminance": 0.1535
}

Semantic roles & 50–950 ramp

primary

#426DB3

secondary

#C4AF8C

accent

#A452D6

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #426DB3

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

Preview Lab → · Contrast checker → · Palette generator →