#424BA8#424BA8

#424BA8 is a mid, vivid blue. Relative luminance 0.090; OKLCH L 45.8% C 0.148 H 274.8°. Best body text is #FFFFFF at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#424BA8
RGB	rgb(66, 75, 168)
HSL	hsl(235, 44%, 46%)
HSV	hsv(235, 61%, 66%)
CMYK	cmyk(60.7%, 55.4%, 0%, 34.1%)
CIE-LAB	lab(36.02, 25.42, -51.32)
CIE-LCH	lch(36.02, 57.27, 296.35°)
OKLab	oklab(45.84% 0.0124 -0.1472)
OKLCH	oklch(45.84% 0.148 274.8)
XYZ	xyz(11.8284, 9.0166, 38.1553)
Luminance	0.0902 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424BA8 #A89F42

analogous

#427EA8 #424BA8 #6C42A8

triadic

#424BA8 #A8424B #4BA842

tetradic

#424BA8 #A8427E #A89F42 #42A86C

square

#424BA8 #A8427E #A89F42 #42A86C

split-complementary

#424BA8 #A86C42 #7EA842

monochromatic

#1F2450 #31377C #424BA8 #656DC2 #9197D4

Accessibility & contrast

On white

7.49

#424BA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#424BA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424BA8

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424BA8	#FFFFFF	#000000	##FFFFFF
##424BA8	1.00	7.49	2.80	7.49
#FFFFFF	7.49	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0759AB

Deuteranopia (green-blind)

#0050A6

Tritanopia (blue-blind)

#006172

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #424ba8;
/* rgb */ color: rgb(66, 75, 168);
/* oklch */ color: oklch(45.8% 0.148 274.8);

Tailwind

colors: {
  custom: {
    50: '#807dc2',
    500: '#424ba8',
    950: '#000000',
  },
}

SCSS

$custom: #424ba8;
$custom-light: #807dc2;
$custom-dark: #000000;

JSON

{
  "hex": "#424ba8",
  "rgb": {
    "r": 66,
    "g": 75,
    "b": 168
  },
  "hsl": {
    "h": 234.706,
    "s": 43.59,
    "l": 45.882
  },
  "oklch": {
    "l": 0.45836,
    "c": 0.14773,
    "h": 274.8
  },
  "luminance": 0.09018
}

Semantic roles & 50–950 ramp

primary

#424BA8

secondary

#BFBA87

accent

#C854D3

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0912

muted

#7C7B81

Preview Lab

Preview with #424BA8

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

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