#424B5D#424B5D

#424B5D is a dark, muted blue. Relative luminance 0.070; OKLCH L 41.2% C 0.032 H 264.1°. Best body text is #FFFFFF at 8.76:1 contrast (WCAG AA passes).

Color values

HEX	#424B5D
RGB	rgb(66, 75, 93)
HSL	hsl(220, 17%, 31%)
HSV	hsv(220, 29%, 36%)
CMYK	cmyk(29%, 19.4%, 0%, 63.5%)
CIE-LAB	lab(31.76, 1.06, -11.77)
CIE-LCH	lch(31.76, 11.81, 275.16°)
OKLab	oklab(41.21% -0.0033 -0.0323)
OKLCH	oklch(41.21% 0.032 264.1)
XYZ	xyz(6.7381, 6.9805, 11.3462)
Luminance	0.0698 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424B5D #5D5442

analogous

#42585D #424B5D #46425D

triadic

#424B5D #5D424B #4B5D42

tetradic

#424B5D #5D4258 #5D5442 #425D46

square

#424B5D #5D4258 #5D5442 #425D46

split-complementary

#424B5D #5D4642 #585D42

monochromatic

#0F1115 #292E39 #424B5D #5B6881 #7986A0

Accessibility & contrast

On white

8.76

#424B5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#424B5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424B5D

8.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424B5D	#FFFFFF	#000000	##FFFFFF
##424B5D	1.00	8.76	2.40	8.76
#FFFFFF	8.76	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#454C5E

Deuteranopia (green-blind)

#434A5D

Tritanopia (blue-blind)

#3B4F51

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #424b5d;
/* rgb */ color: rgb(66, 75, 93);
/* oklch */ color: oklch(41.2% 0.032 264.1);

Tailwind

colors: {
  custom: {
    50: '#777d8b',
    500: '#424b5d',
    950: '#000000',
  },
}

SCSS

$custom: #424b5d;
$custom-light: #777d8b;
$custom-dark: #000000;

JSON

{
  "hex": "#424b5d",
  "rgb": {
    "r": 66,
    "g": 75,
    "b": 93
  },
  "hsl": {
    "h": 220,
    "s": 16.981,
    "l": 31.176
  },
  "oklch": {
    "l": 0.41205,
    "c": 0.03244,
    "h": 264.1
  },
  "luminance": 0.06981
}

Semantic roles & 50–950 ramp

primary

#424B5D

secondary

#8C826E

accent

#A06EBA

background

#F7F7F8

surface

#EDEEF0

border

#C8C9CB

text

#08090C

muted

#7B7B7D

Preview Lab

Preview with #424B5D

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

Preview Lab → · Contrast checker → · Palette generator →