#424663#424663

#424663 is a dark, muted blue. Relative luminance 0.064; OKLCH L 40.3% C 0.049 H 277.9°. Best body text is #FFFFFF at 9.18:1 contrast (WCAG AA passes).

Color values

HEX	#424663
RGB	rgb(66, 70, 99)
HSL	hsl(233, 20%, 32%)
HSV	hsv(233, 33%, 39%)
CMYK	cmyk(33.3%, 29.3%, 0%, 61.2%)
CIE-LAB	lab(30.49, 6.02, -17.54)
CIE-LCH	lch(30.49, 18.54, 288.94°)
OKLab	oklab(40.3% 0.0067 -0.0486)
OKLCH	oklch(40.3% 0.049 277.9)
XYZ	xyz(6.6884, 6.4392, 12.6925)
Luminance	0.0644 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424663 #635F42

analogous

#425763 #424663 #4E4263

triadic

#424663 #634246 #466342

tetradic

#424663 #634257 #635F42 #42634E

square

#424663 #634257 #635F42 #42634E

split-complementary

#424663 #634E42 #576342

monochromatic

#11121A #2A2C3E #424663 #5A6088 #797FA6

Accessibility & contrast

On white

9.18

#424663 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#424663 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424663

9.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424663	#FFFFFF	#000000	##FFFFFF
##424663	1.00	9.18	2.29	9.18
#FFFFFF	9.18	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D4964

Deuteranopia (green-blind)

#3B4762

Tritanopia (blue-blind)

#394B50

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #424663;
/* rgb */ color: rgb(66, 70, 99);
/* oklch */ color: oklch(40.3% 0.049 277.9);

Tailwind

colors: {
  custom: {
    50: '#77798f',
    500: '#424663',
    950: '#000000',
  },
}

SCSS

$custom: #424663;
$custom-light: #77798f;
$custom-dark: #000000;

JSON

{
  "hex": "#424663",
  "rgb": {
    "r": 66,
    "g": 70,
    "b": 99
  },
  "hsl": {
    "h": 232.727,
    "s": 20,
    "l": 32.353
  },
  "oklch": {
    "l": 0.40302,
    "c": 0.04906,
    "h": 277.9
  },
  "luminance": 0.06439
}

Semantic roles & 50–950 ramp

primary

#424663

secondary

#928E6F

accent

#B36BBD

background

#F7F7F8

surface

#EDEDF0

border

#C8C8CB

text

#09090C

muted

#7B7B7D

Preview Lab

Preview with #424663

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

Preview Lab → · Contrast checker → · Palette generator →