#042D38#042D38

#042D38 is a dark, muted cyan. Relative luminance 0.022; OKLCH L 27.6% C 0.047 H 220.5°. Best body text is #FFFFFF at 14.61:1 contrast (WCAG AA passes).

Color values

HEX	#042D38
RGB	rgb(4, 45, 56)
HSL	hsl(193, 87%, 12%)
HSV	hsv(193, 93%, 22%)
CMYK	cmyk(92.9%, 19.6%, 0%, 78%)
CIE-LAB	lab(16.44, -9.03, -10.95)
CIE-LCH	lch(16.44, 14.20, 230.48°)
OKLab	oklab(27.6% -0.0359 -0.0307)
OKLCH	oklch(27.6% 0.047 220.5)
XYZ	xyz(1.7020, 2.1879, 4.0732)
Luminance	0.0219 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#042D38 #380F04

analogous

#043829 #042D38 #041338

triadic

#042D38 #38042D #2D3804

tetradic

#042D38 #290438 #380F04 #133804

square

#042D38 #290438 #380F04 #133804

split-complementary

#042D38 #380413 #382904

monochromatic

#02171D #02171D #042D38 #085B71 #0C89AA

Accessibility & contrast

On white

14.61

#042D38 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#042D38 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #042D38

14.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##042D38	#FFFFFF	#000000	##FFFFFF
##042D38	1.00	14.61	1.44	14.61
#FFFFFF	14.61	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#262C39

Deuteranopia (green-blind)

#1F2738

Tritanopia (blue-blind)

#003131

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #042d38;
/* rgb */ color: rgb(4, 45, 56);
/* oklch */ color: oklch(27.6% 0.047 220.5);

Tailwind

colors: {
  custom: {
    50: '#4f666e',
    500: '#042d38',
    950: '#000000',
  },
}

SCSS

$custom: #042d38;
$custom-light: #4f666e;
$custom-dark: #000000;

JSON

{
  "hex": "#042d38",
  "rgb": {
    "r": 4,
    "g": 45,
    "b": 56
  },
  "hsl": {
    "h": 192.692,
    "s": 86.667,
    "l": 11.765
  },
  "oklch": {
    "l": 0.276,
    "c": 0.04725,
    "h": 220.5
  },
  "luminance": 0.02188
}

Semantic roles & 50–950 ramp

primary

#042D38

secondary

#7A311E

accent

#572BFD

background

#F4F6F6

surface

#E7EBEB

border

#C3C6C6

text

#020507

muted

#787A7A

Preview Lab

Preview with #042D38

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

Preview Lab → · Contrast checker → · Palette generator →