#424FBA#424FBA

#424FBA is a mid, vivid blue. Relative luminance 0.103; OKLCH L 48.0% C 0.168 H 273.1°. Best body text is #FFFFFF at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#424FBA
RGB	rgb(66, 79, 186)
HSL	hsl(234, 48%, 49%)
HSV	hsv(234, 65%, 73%)
CMYK	cmyk(64.5%, 57.5%, 0%, 27.1%)
CIE-LAB	lab(38.37, 29.11, -58.16)
CIE-LCH	lch(38.37, 65.04, 296.59°)
OKLab	oklab(48.01% 0.0091 -0.1673)
OKLCH	oklch(48.01% 0.168 273.1)
XYZ	xyz(13.9027, 10.2942, 47.6992)
Luminance	0.1029 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424FBA #BAAD42

analogous

#428BBA #424FBA #7142BA

triadic

#424FBA #BA424F #4FBA42

tetradic

#424FBA #BA428B #BAAD42 #42BA71

square

#424FBA #BA428B #BAAD42 #42BA71

split-complementary

#424FBA #BA7142 #8BBA42

monochromatic

#222960 #323C8D #424FBA #6E78CB #9BA2DB

Accessibility & contrast

On white

6.86

#424FBA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#424FBA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #424FBA

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424FBA	#FFFFFF	#000000	##FFFFFF
##424FBA	1.00	6.86	3.06	6.86
#FFFFFF	6.86	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060BE

Deuteranopia (green-blind)

#0055B8

Tritanopia (blue-blind)

#00697D

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #424fba;
/* rgb */ color: rgb(66, 79, 186);
/* oklch */ color: oklch(48.0% 0.168 273.1);

Tailwind

colors: {
  custom: {
    50: '#8380d0',
    500: '#424fba',
    950: '#000000',
  },
}

SCSS

$custom: #424fba;
$custom-light: #8380d0;
$custom-dark: #000000;

JSON

{
  "hex": "#424fba",
  "rgb": {
    "r": 66,
    "g": 79,
    "b": 186
  },
  "hsl": {
    "h": 233.5,
    "s": 47.619,
    "l": 49.412
  },
  "oklch": {
    "l": 0.48007,
    "c": 0.16755,
    "h": 273.1
  },
  "luminance": 0.10295
}

Semantic roles & 50–950 ramp

primary

#424FBA

secondary

#C8C290

accent

#C951D7

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #424FBA

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

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