#424F64#424F64

#424F64 is a dark, muted blue. Relative luminance 0.077; OKLCH L 42.5% C 0.039 H 259.9°. Best body text is #FFFFFF at 8.29:1 contrast (WCAG AA passes).

Color values

HEX	#424F64
RGB	rgb(66, 79, 100)
HSL	hsl(217, 20%, 33%)
HSV	hsv(217, 34%, 39%)
CMYK	cmyk(34%, 21%, 0%, 60.8%)
CIE-LAB	lab(33.29, 0.51, -13.88)
CIE-LCH	lch(33.29, 13.89, 272.09°)
OKLab	oklab(42.49% -0.0068 -0.0382)
OKLCH	oklch(42.49% 0.039 259.9)
XYZ	xyz(7.3423, 7.6700, 13.1477)
Luminance	0.0767 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424F64 #645742

analogous

#426064 #424F64 #464264

triadic

#424F64 #64424F #4F6442

tetradic

#424F64 #644260 #645742 #426446

square

#424F64 #644260 #645742 #426446

split-complementary

#424F64 #644642 #606442

monochromatic

#11151A #2A323F #424F64 #5A6C89 #7A8BA7

Accessibility & contrast

On white

8.29

#424F64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#424F64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424F64

8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424F64	#FFFFFF	#000000	##FFFFFF
##424F64	1.00	8.29	2.53	8.29
#FFFFFF	8.29	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#485065

Deuteranopia (green-blind)

#444D64

Tritanopia (blue-blind)

#385356

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #424f64;
/* rgb */ color: rgb(66, 79, 100);
/* oklch */ color: oklch(42.5% 0.039 259.9);

Tailwind

colors: {
  custom: {
    50: '#778090',
    500: '#424f64',
    950: '#000000',
  },
}

SCSS

$custom: #424f64;
$custom-light: #778090;
$custom-dark: #000000;

JSON

{
  "hex": "#424f64",
  "rgb": {
    "r": 66,
    "g": 79,
    "b": 100
  },
  "hsl": {
    "h": 217.059,
    "s": 20.482,
    "l": 32.549
  },
  "oklch": {
    "l": 0.42493,
    "c": 0.03884,
    "h": 259.9
  },
  "luminance": 0.0767
}

Semantic roles & 50–950 ramp

primary

#424F64

secondary

#93856F

accent

#9E6BBD

background

#F7F7F8

surface

#EDEEF0

border

#C8C9CB

text

#090A0C

muted

#7B7C7D

Preview Lab

Preview with #424F64

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

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