#424AA8#424AA8

#424AA8 is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.6% C 0.149 H 275.1°. Best body text is #FFFFFF at 7.56:1 contrast (WCAG AA passes).

Color values

HEX	#424AA8
RGB	rgb(66, 74, 168)
HSL	hsl(235, 44%, 46%)
HSV	hsv(235, 61%, 66%)
CMYK	cmyk(60.7%, 56%, 0%, 34.1%)
CIE-LAB	lab(35.76, 26.07, -51.74)
CIE-LCH	lch(35.76, 57.94, 296.74°)
OKLab	oklab(45.64% 0.0134 -0.1485)
OKLCH	oklch(45.64% 0.149 275.1)
XYZ	xyz(11.7611, 8.8821, 38.1328)
Luminance	0.0888 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424AA8 #A8A042

analogous

#427DA8 #424AA8 #6D42A8

triadic

#424AA8 #A8424A #4AA842

tetradic

#424AA8 #A8427D #A8A042 #42A86D

square

#424AA8 #A8427D #A8A042 #42A86D

split-complementary

#424AA8 #A86D42 #7DA842

monochromatic

#1F2350 #31377C #424AA8 #656CC2 #9196D4

Accessibility & contrast

On white

7.56

#424AA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#424AA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424AA8

7.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424AA8	#FFFFFF	#000000	##FFFFFF
##424AA8	1.00	7.56	2.78	7.56
#FFFFFF	7.56	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0159AB

Deuteranopia (green-blind)

#0050A6

Tritanopia (blue-blind)

#006071

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #424aa8;
/* rgb */ color: rgb(66, 74, 168);
/* oklch */ color: oklch(45.6% 0.149 275.1);

Tailwind

colors: {
  custom: {
    50: '#807cc2',
    500: '#424aa8',
    950: '#000000',
  },
}

SCSS

$custom: #424aa8;
$custom-light: #807cc2;
$custom-dark: #000000;

JSON

{
  "hex": "#424aa8",
  "rgb": {
    "r": 66,
    "g": 74,
    "b": 168
  },
  "hsl": {
    "h": 235.294,
    "s": 43.59,
    "l": 45.882
  },
  "oklch": {
    "l": 0.45642,
    "c": 0.14906,
    "h": 275.1
  },
  "luminance": 0.08883
}

Semantic roles & 50–950 ramp

primary

#424AA8

secondary

#BFBB87

accent

#C954D3

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0912

muted

#7C7B81

Preview Lab

Preview with #424AA8

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

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