#042435#042435

#042435 is a very dark, muted cyan. Relative luminance 0.015; OKLCH L 24.7% C 0.049 H 236.5°. Best body text is #FFFFFF at 16.04:1 contrast (WCAG AA passes).

Color values

HEX	#042435
RGB	rgb(4, 36, 53)
HSL	hsl(201, 86%, 11%)
HSV	hsv(201, 92%, 21%)
CMYK	cmyk(92.5%, 32.1%, 0%, 79.2%)
CIE-LAB	lab(12.89, -4.23, -14.36)
CIE-LCH	lch(12.89, 14.97, 253.58°)
OKLab	oklab(24.7% -0.0268 -0.0406)
OKLCH	oklch(24.7% 0.049 236.5)
XYZ	xyz(1.3233, 1.5444, 3.5958)
Luminance	0.0155 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#042435 #351504

analogous

#04352D #042435 #040B35

triadic

#042435 #350424 #243504

tetradic

#042435 #2D0435 #351504 #0B3504

square

#042435 #2D0435 #351504 #0B3504

split-complementary

#042435 #35040B #352D04

monochromatic

#02131C #02131C #042435 #084B6E #0D71A7

Accessibility & contrast

On white

16.04

#042435 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#042435 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #042435

16.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##042435	#FFFFFF	#000000	##FFFFFF
##042435	1.00	16.04	1.31	16.04
#FFFFFF	16.04	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C2436

Deuteranopia (green-blind)

#151F35

Tritanopia (blue-blind)

#00282A

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #042435;
/* rgb */ color: rgb(4, 36, 53);
/* oklch */ color: oklch(24.7% 0.049 236.5);

Tailwind

colors: {
  custom: {
    50: '#4d5e6c',
    500: '#042435',
    950: '#000000',
  },
}

SCSS

$custom: #042435;
$custom-light: #4d5e6c;
$custom-dark: #000000;

JSON

{
  "hex": "#042435",
  "rgb": {
    "r": 4,
    "g": 36,
    "b": 53
  },
  "hsl": {
    "h": 200.816,
    "s": 85.965,
    "l": 11.176
  },
  "oklch": {
    "l": 0.24703,
    "c": 0.04868,
    "h": 236.5
  },
  "luminance": 0.01545
}

Semantic roles & 50–950 ramp

primary

#042435

secondary

#773D1E

accent

#742CFC

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020407

muted

#78797A

Preview Lab

Preview with #042435

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

Preview Lab → · Contrast checker → · Palette generator →