#426DDD#426DDD

#426DDD is a mid, vivid blue. Relative luminance 0.173; OKLCH L 56.5% C 0.178 H 265.3°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#426DDD
RGB	rgb(66, 109, 221)
HSL	hsl(223, 70%, 56%)
HSV	hsv(223, 70%, 87%)
CMYK	cmyk(70.1%, 50.7%, 0%, 13.3%)
CIE-LAB	lab(48.65, 22.45, -61.67)
CIE-LCH	lch(48.65, 65.63, 290.00°)
OKLab	oklab(56.53% -0.0146 -0.1772)
OKLCH	oklch(56.53% 0.178 265.3)
XYZ	xyz(20.7620, 17.3138, 70.6403)
Luminance	0.1732 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#426DDD #DDB242

analogous

#42BBDD #426DDD #6542DD

triadic

#426DDD #DD426D #6DDD42

tetradic

#426DDD #DD42BB #DDB242 #42DD65

square

#426DDD #DD42BB #DDB242 #42DD65

split-complementary

#426DDD #DD6542 #BBDD42

monochromatic

#19398C #224EBF #426DDD #7695E6 #AABDF0

Accessibility & contrast

On white

4.71

#426DDD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#426DDD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #426DDD

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##426DDD	#FFFFFF	#000000	##FFFFFF
##426DDD	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#287BE1

Deuteranopia (green-blind)

#006DDB

Tritanopia (blue-blind)

#00889B

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #426ddd;
/* rgb */ color: rgb(66, 109, 221);
/* oklch */ color: oklch(56.5% 0.178 265.3);

Tailwind

colors: {
  custom: {
    50: '#8996e8',
    500: '#426ddd',
    950: '#000000',
  },
}

SCSS

$custom: #426ddd;
$custom-light: #8996e8;
$custom-dark: #000000;

JSON

{
  "hex": "#426ddd",
  "rgb": {
    "r": 66,
    "g": 109,
    "b": 221
  },
  "hsl": {
    "h": 223.355,
    "s": 69.507,
    "l": 56.275
  },
  "oklch": {
    "l": 0.56534,
    "c": 0.1778,
    "h": 265.3
  },
  "luminance": 0.17316
}

Semantic roles & 50–950 ramp

primary

#426DDD

secondary

#DDCC9D

accent

#BB3BEC

background

#F9F9FE

surface

#F1F1FD

border

#CBCBD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #426DDD

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

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