#424B6A#424B6A

#424B6A is a dark, muted blue. Relative luminance 0.072; OKLCH L 41.8% C 0.053 H 271.5°. Best body text is #FFFFFF at 8.58:1 contrast (WCAG AA passes).

Color values

HEX	#424B6A
RGB	rgb(66, 75, 106)
HSL	hsl(227, 23%, 34%)
HSV	hsv(227, 38%, 42%)
CMYK	cmyk(37.7%, 29.2%, 0%, 58.4%)
CIE-LAB	lab(32.33, 4.85, -19.14)
CIE-LCH	lch(32.33, 19.74, 284.21°)
OKLab	oklab(41.83% 0.0014 -0.0532)
OKLCH	oklch(41.83% 0.053 271.5)
XYZ	xyz(7.3636, 7.2307, 14.6406)
Luminance	0.0723 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424B6A #6A6142

analogous

#425F6A #424B6A #4D426A

triadic

#424B6A #6A424B #4B6A42

tetradic

#424B6A #6A425F #6A6142 #426A4D

square

#424B6A #6A425F #6A6142 #426A4D

split-complementary

#424B6A #6A4D42 #5F6A42

monochromatic

#13161F #2B3044 #424B6A #596690 #7A85AC

Accessibility & contrast

On white

8.58

#424B6A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#424B6A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424B6A

8.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424B6A	#FFFFFF	#000000	##FFFFFF
##424B6A	1.00	8.58	2.45	8.58
#FFFFFF	8.58	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#414E6B

Deuteranopia (green-blind)

#3E4A69

Tritanopia (blue-blind)

#365156

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #424b6a;
/* rgb */ color: rgb(66, 75, 106);
/* oklch */ color: oklch(41.8% 0.053 271.5);

Tailwind

colors: {
  custom: {
    50: '#787d94',
    500: '#424b6a',
    950: '#000000',
  },
}

SCSS

$custom: #424b6a;
$custom-light: #787d94;
$custom-dark: #000000;

JSON

{
  "hex": "#424b6a",
  "rgb": {
    "r": 66,
    "g": 75,
    "b": 106
  },
  "hsl": {
    "h": 226.5,
    "s": 23.256,
    "l": 33.725
  },
  "oklch": {
    "l": 0.41831,
    "c": 0.05322,
    "h": 271.5
  },
  "luminance": 0.07231
}

Semantic roles & 50–950 ramp

primary

#424B6A

secondary

#988F70

accent

#AC68C0

background

#F7F7F9

surface

#EDEEF1

border

#C8C9CB

text

#09090D

muted

#7B7B7E

Preview Lab

Preview with #424B6A

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

Preview Lab → · Contrast checker → · Palette generator →