#042535#042535

#042535 is a dark, muted cyan. Relative luminance 0.016; OKLCH L 25.0% C 0.048 H 234.2°. Best body text is #FFFFFF at 15.89:1 contrast (WCAG AA passes).

Color values

HEX	#042535
RGB	rgb(4, 37, 53)
HSL	hsl(200, 86%, 11%)
HSV	hsv(200, 92%, 21%)
CMYK	cmyk(92.5%, 30.2%, 0%, 79.2%)
CIE-LAB	lab(13.27, -4.94, -13.77)
CIE-LCH	lch(13.27, 14.63, 250.28°)
OKLab	oklab(25% -0.028 -0.0389)
OKLCH	oklch(25% 0.048 234.2)
XYZ	xyz(1.3540, 1.6058, 3.6061)
Luminance	0.0161 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#042535 #351404

analogous

#04352C #042535 #040C35

triadic

#042535 #350425 #253504

tetradic

#042535 #2C0435 #351404 #0C3504

square

#042535 #2C0435 #351404 #0C3504

split-complementary

#042535 #35040C #352C04

monochromatic

#02141C #02141C #042535 #084D6E #0D74A7

Accessibility & contrast

On white

15.89

#042535 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#042535 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #042535

15.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##042535	#FFFFFF	#000000	##FFFFFF
##042535	1.00	15.89	1.32	15.89
#FFFFFF	15.89	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D2536

Deuteranopia (green-blind)

#162035

Tritanopia (blue-blind)

#00292A

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #042535;
/* rgb */ color: rgb(4, 37, 53);
/* oklch */ color: oklch(25.0% 0.048 234.2);

Tailwind

colors: {
  custom: {
    50: '#4d5f6c',
    500: '#042535',
    950: '#000000',
  },
}

SCSS

$custom: #042535;
$custom-light: #4d5f6c;
$custom-dark: #000000;

JSON

{
  "hex": "#042535",
  "rgb": {
    "r": 4,
    "g": 37,
    "b": 53
  },
  "hsl": {
    "h": 199.592,
    "s": 85.965,
    "l": 11.176
  },
  "oklch": {
    "l": 0.25004,
    "c": 0.0479,
    "h": 234.2
  },
  "luminance": 0.01606
}

Semantic roles & 50–950 ramp

primary

#042535

secondary

#773B1E

accent

#702CFC

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020407

muted

#78797A

Preview Lab

Preview with #042535

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

Preview Lab → · Contrast checker → · Palette generator →