#424A90#424A90

#424A90 is a dark, moderate blue. Relative luminance 0.081; OKLCH L 43.9% C 0.114 H 275.7°. Best body text is #FFFFFF at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#424A90
RGB	rgb(66, 74, 144)
HSL	hsl(234, 37%, 41%)
HSV	hsv(234, 54%, 56%)
CMYK	cmyk(54.2%, 48.6%, 0%, 43.5%)
CIE-LAB	lab(34.13, 17.82, -39.88)
CIE-LCH	lch(34.13, 43.68, 294.08°)
OKLab	oklab(43.89% 0.0114 -0.1136)
OKLCH	oklch(43.89% 0.114 275.7)
XYZ	xyz(9.7280, 8.0688, 27.4250)
Luminance	0.0807 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424A90 #908842

analogous

#427190 #424A90 #614290

triadic

#424A90 #90424A #4A9042

tetradic

#424A90 #904271 #908842 #429061

square

#424A90 #904271 #908842 #429061

split-complementary

#424A90 #906142 #719042

monochromatic

#1C1F3C #2F3466 #424A90 #5B64B4 #858CC7

Accessibility & contrast

On white

8.03

#424A90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#424A90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424A90

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424A90	#FFFFFF	#000000	##FFFFFF
##424A90	1.00	8.03	2.61	8.03
#FFFFFF	8.03	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A5493

Deuteranopia (green-blind)

#214D8E

Tritanopia (blue-blind)

#1E5966

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #424a90;
/* rgb */ color: rgb(66, 74, 144);
/* oklch */ color: oklch(43.9% 0.114 275.7);

Tailwind

colors: {
  custom: {
    50: '#7c7cb1',
    500: '#424a90',
    950: '#000000',
  },
}

SCSS

$custom: #424a90;
$custom-light: #7c7cb1;
$custom-dark: #000000;

JSON

{
  "hex": "#424a90",
  "rgb": {
    "r": 66,
    "g": 74,
    "b": 144
  },
  "hsl": {
    "h": 233.846,
    "s": 37.143,
    "l": 41.176
  },
  "oklch": {
    "l": 0.43893,
    "c": 0.11416,
    "h": 275.7
  },
  "luminance": 0.08069
}

Semantic roles & 50–950 ramp

primary

#424A90

secondary

#B2AC7C

accent

#C15BCD

background

#F7F7FA

surface

#EEEEF5

border

#C9C9CF

text

#0A0911

muted

#7C7B80

Preview Lab

Preview with #424A90

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

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