#424B65#424B65

#424B65 is a dark, muted blue. Relative luminance 0.071; OKLCH L 41.6% C 0.045 H 269.6°. Best body text is #FFFFFF at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#424B65
RGB	rgb(66, 75, 101)
HSL	hsl(225, 21%, 33%)
HSV	hsv(225, 35%, 40%)
CMYK	cmyk(34.7%, 25.7%, 0%, 60.4%)
CIE-LAB	lab(32.10, 3.36, -16.33)
CIE-LCH	lch(32.10, 16.67, 281.62°)
OKLab	oklab(41.58% -0.0003 -0.0452)
OKLCH	oklch(41.58% 0.045 269.6)
XYZ	xyz(7.1111, 7.1297, 13.3109)
Luminance	0.0713 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424B65 #655C42

analogous

#425C65 #424B65 #4A4265

triadic

#424B65 #65424B #4B6542

tetradic

#424B65 #65425C #655C42 #42654A

square

#424B65 #65425C #655C42 #42654A

split-complementary

#424B65 #654A42 #5C6542

monochromatic

#12141B #2A3040 #424B65 #5A668A #7A85A8

Accessibility & contrast

On white

8.66

#424B65 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#424B65 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424B65

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424B65	#FFFFFF	#000000	##FFFFFF
##424B65	1.00	8.66	2.43	8.66
#FFFFFF	8.66	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#434D66

Deuteranopia (green-blind)

#404A64

Tritanopia (blue-blind)

#385054

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #424b65;
/* rgb */ color: rgb(66, 75, 101);
/* oklch */ color: oklch(41.6% 0.045 269.6);

Tailwind

colors: {
  custom: {
    50: '#777d91',
    500: '#424b65',
    950: '#000000',
  },
}

SCSS

$custom: #424b65;
$custom-light: #777d91;
$custom-dark: #000000;

JSON

{
  "hex": "#424b65",
  "rgb": {
    "r": 66,
    "g": 75,
    "b": 101
  },
  "hsl": {
    "h": 224.571,
    "s": 20.958,
    "l": 32.745
  },
  "oklch": {
    "l": 0.41581,
    "c": 0.04517,
    "h": 269.6
  },
  "luminance": 0.0713
}

Semantic roles & 50–950 ramp

primary

#424B65

secondary

#948A6F

accent

#A86ABE

background

#F7F7F8

surface

#EDEEF0

border

#C8C9CB

text

#09090C

muted

#7B7B7D

Preview Lab

Preview with #424B65

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

Preview Lab → · Contrast checker → · Palette generator →