#042B41#042B41

#042B41 is a dark, muted cyan. Relative luminance 0.021; OKLCH L 27.5% C 0.058 H 239.2°. Best body text is #FFFFFF at 14.72:1 contrast (WCAG AA passes).

Color values

HEX	#042B41
RGB	rgb(4, 43, 65)
HSL	hsl(202, 88%, 14%)
HSV	hsv(202, 94%, 25%)
CMYK	cmyk(93.8%, 33.8%, 0%, 74.5%)
CIE-LAB	lab(16.18, -3.78, -17.60)
CIE-LCH	lch(16.18, 18.01, 257.87°)
OKLab	oklab(27.55% -0.0298 -0.0499)
OKLCH	oklch(27.55% 0.058 239.2)
XYZ	xyz(1.8677, 2.1350, 5.3137)
Luminance	0.0214 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#042B41 #411A04

analogous

#044138 #042B41 #040C41

triadic

#042B41 #41042B #2B4104

tetradic

#042B41 #380441 #411A04 #0C4104

square

#042B41 #380441 #411A04 #0C4104

split-complementary

#042B41 #41040C #413804

monochromatic

#02131D #02131D #042B41 #08517B #0B77B4

Accessibility & contrast

On white

14.72

#042B41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#042B41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #042B41

14.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##042B41	#FFFFFF	#000000	##FFFFFF
##042B41	1.00	14.72	1.43	14.72
#FFFFFF	14.72	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#202B42

Deuteranopia (green-blind)

#182641

Tritanopia (blue-blind)

#003133

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #042b41;
/* rgb */ color: rgb(4, 43, 65);
/* oklch */ color: oklch(27.5% 0.058 239.2);

Tailwind

colors: {
  custom: {
    50: '#506475',
    500: '#042b41',
    950: '#000000',
  },
}

SCSS

$custom: #042b41;
$custom-light: #506475;
$custom-dark: #000000;

JSON

{
  "hex": "#042b41",
  "rgb": {
    "r": 4,
    "g": 43,
    "b": 65
  },
  "hsl": {
    "h": 201.639,
    "s": 88.406,
    "l": 13.529
  },
  "oklch": {
    "l": 0.27547,
    "c": 0.05812,
    "h": 239.2
  },
  "luminance": 0.02135
}

Semantic roles & 50–950 ramp

primary

#042B41

secondary

#82431F

accent

#7629FF

background

#F4F5F7

surface

#E7EAED

border

#C3C6C8

text

#020508

muted

#78797B

Preview Lab

Preview with #042B41

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

Preview Lab → · Contrast checker → · Palette generator →