#424FA1#424FA1

#424FA1 is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.1% C 0.132 H 273.3°. Best body text is #FFFFFF at 7.33:1 contrast (WCAG AA passes).

Color values

HEX	#424FA1
RGB	rgb(66, 79, 161)
HSL	hsl(232, 42%, 45%)
HSV	hsv(232, 59%, 63%)
CMYK	cmyk(59%, 50.9%, 0%, 36.9%)
CIE-LAB	lab(36.60, 20.39, -46.19)
CIE-LCH	lch(36.60, 50.50, 293.82°)
OKLab	oklab(46.12% 0.0077 -0.1321)
OKLCH	oklch(46.12% 0.132 273.3)
XYZ	xyz(11.4737, 9.3226, 34.9061)
Luminance	0.0932 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424FA1 #A19442

analogous

#427FA1 #424FA1 #6442A1

triadic

#424FA1 #A1424F #4FA142

tetradic

#424FA1 #A1427F #A19442 #42A164

square

#424FA1 #A1427F #A19442 #42A164

split-complementary

#424FA1 #A16442 #7FA142

monochromatic

#1E244A #303A76 #424FA1 #626EBF #8D96D0

Accessibility & contrast

On white

7.33

#424FA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#424FA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424FA1

7.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424FA1	#FFFFFF	#000000	##FFFFFF
##424FA1	1.00	7.33	2.86	7.33
#FFFFFF	7.33	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#245AA4

Deuteranopia (green-blind)

#12529F

Tritanopia (blue-blind)

#006270

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #424fa1;
/* rgb */ color: rgb(66, 79, 161);
/* oklch */ color: oklch(46.1% 0.132 273.3);

Tailwind

colors: {
  custom: {
    50: '#7f80bd',
    500: '#424fa1',
    950: '#000000',
  },
}

SCSS

$custom: #424fa1;
$custom-light: #7f80bd;
$custom-dark: #000000;

JSON

{
  "hex": "#424fa1",
  "rgb": {
    "r": 66,
    "g": 79,
    "b": 161
  },
  "hsl": {
    "h": 231.789,
    "s": 41.85,
    "l": 44.51
  },
  "oklch": {
    "l": 0.4612,
    "c": 0.13231,
    "h": 273.3
  },
  "luminance": 0.09323
}

Semantic roles & 50–950 ramp

primary

#424FA1

secondary

#BBB483

accent

#C156D2

background

#F8F7FB

surface

#EFEEF7

border

#CAC9D0

text

#0B0A12

muted

#7C7C81

Preview Lab

Preview with #424FA1

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

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