#424658#424658

#424658 is a dark, muted blue. Relative luminance 0.062; OKLCH L 39.8% C 0.031 H 275.1°. Best body text is #FFFFFF at 9.34:1 contrast (WCAG AA passes).

Color values

HEX	#424658
RGB	rgb(66, 70, 88)
HSL	hsl(229, 14%, 30%)
HSV	hsv(229, 25%, 35%)
CMYK	cmyk(25%, 20.5%, 0%, 65.5%)
CIE-LAB	lab(30.02, 2.90, -11.22)
CIE-LCH	lch(30.02, 11.59, 284.49°)
OKLab	oklab(39.77% 0.0028 -0.0307)
OKLCH	oklch(39.77% 0.031 275.1)
XYZ	xyz(6.1979, 6.2430, 10.1091)
Luminance	0.0624 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424658 #585442

analogous

#425158 #424658 #494258

triadic

#424658 #584246 #465842

tetradic

#424658 #584251 #585442 #425849

square

#424658 #584251 #585442 #425849

split-complementary

#424658 #584942 #515842

monochromatic

#0E0E12 #282A35 #424658 #5C627B #7A809B

Accessibility & contrast

On white

9.34

#424658 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#424658 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424658

9.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424658	#FFFFFF	#000000	##FFFFFF
##424658	1.00	9.34	2.25	9.34
#FFFFFF	9.34	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#414859

Deuteranopia (green-blind)

#3F4658

Tritanopia (blue-blind)

#3D494C

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #424658;
/* rgb */ color: rgb(66, 70, 88);
/* oklch */ color: oklch(39.8% 0.031 275.1);

Tailwind

colors: {
  custom: {
    50: '#767987',
    500: '#424658',
    950: '#000000',
  },
}

SCSS

$custom: #424658;
$custom-light: #767987;
$custom-dark: #000000;

JSON

{
  "hex": "#424658",
  "rgb": {
    "r": 66,
    "g": 70,
    "b": 88
  },
  "hsl": {
    "h": 229.091,
    "s": 14.286,
    "l": 30.196
  },
  "oklch": {
    "l": 0.39773,
    "c": 0.03083,
    "h": 275.1
  },
  "luminance": 0.06243
}

Semantic roles & 50–950 ramp

primary

#424658

secondary

#87836F

accent

#AA71B7

background

#F7F7F8

surface

#EDEDEF

border

#C8C8CA

text

#08090B

muted

#7B7B7C

Preview Lab

Preview with #424658

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

Preview Lab → · Contrast checker → · Palette generator →