#424D81#424D81

#424D81 is a dark, moderate blue. Relative luminance 0.081; OKLCH L 43.6% C 0.087 H 273.3°. Best body text is #FFFFFF at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#424D81
RGB	rgb(66, 77, 129)
HSL	hsl(230, 32%, 38%)
HSV	hsv(230, 49%, 51%)
CMYK	cmyk(48.8%, 40.3%, 0%, 49.4%)
CIE-LAB	lab(34.09, 10.83, -30.74)
CIE-LCH	lch(34.09, 32.59, 289.41°)
OKLab	oklab(43.58% 0.0049 -0.0868)
OKLCH	oklch(43.58% 0.087 273.3)
XYZ	xyz(8.8618, 8.0505, 21.8516)
Luminance	0.0805 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424D81 #817642

analogous

#426C81 #424D81 #564281

triadic

#424D81 #81424D #4D8142

tetradic

#424D81 #81426C #817642 #428156

square

#424D81 #81426C #817642 #428156

split-complementary

#424D81 #815642 #6C8142

monochromatic

#191D30 #2D3559 #424D81 #5765A9 #808ABE

Accessibility & contrast

On white

8.05

#424D81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#424D81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424D81

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424D81	#FFFFFF	#000000	##FFFFFF
##424D81	1.00	8.05	2.61	8.05
#FFFFFF	8.05	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#395383

Deuteranopia (green-blind)

#344E80

Tritanopia (blue-blind)

#2A5861

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #424d81;
/* rgb */ color: rgb(66, 77, 129);
/* oklch */ color: oklch(43.6% 0.087 273.3);

Tailwind

colors: {
  custom: {
    50: '#7a7ea6',
    500: '#424d81',
    950: '#000000',
  },
}

SCSS

$custom: #424d81;
$custom-light: #7a7ea6;
$custom-dark: #000000;

JSON

{
  "hex": "#424d81",
  "rgb": {
    "r": 66,
    "g": 77,
    "b": 129
  },
  "hsl": {
    "h": 229.524,
    "s": 32.308,
    "l": 38.235
  },
  "oklch": {
    "l": 0.43576,
    "c": 0.08691,
    "h": 273.3
  },
  "luminance": 0.08051
}

Semantic roles & 50–950 ramp

primary

#424D81

secondary

#A9A076

accent

#B65FC8

background

#F7F7FA

surface

#EEEEF4

border

#C9C9CE

text

#090A0F

muted

#7B7C7F

Preview Lab

Preview with #424D81

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

Preview Lab → · Contrast checker → · Palette generator →