#042741#042741

#042741 is a dark, moderate cyan. Relative luminance 0.019; OKLCH L 26.4% C 0.062 H 245.7°. Best body text is #FFFFFF at 15.31:1 contrast (WCAG AA passes).

Color values

HEX	#042741
RGB	rgb(4, 39, 65)
HSL	hsl(206, 88%, 14%)
HSV	hsv(206, 94%, 25%)
CMYK	cmyk(93.8%, 40%, 0%, 74.5%)
CIE-LAB	lab(14.73, -0.93, -19.90)
CIE-LCH	lch(14.73, 19.92, 267.33°)
OKLab	oklab(26.4% -0.0256 -0.0567)
OKLCH	oklch(26.4% 0.062 245.7)
XYZ	xyz(1.7294, 1.8583, 5.2675)
Luminance	0.0186 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#042741 #411E04

analogous

#04413C #042741 #040841

triadic

#042741 #410427 #274104

tetradic

#042741 #3C0441 #411E04 #084104

square

#042741 #3C0441 #411E04 #084104

split-complementary

#042741 #410408 #413C04

monochromatic

#02111D #02111D #042741 #084A7B #0B6CB4

Accessibility & contrast

On white

15.31

#042741 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#042741 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #042741

15.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##042741	#FFFFFF	#000000	##FFFFFF
##042741	1.00	15.31	1.37	15.31
#FFFFFF	15.31	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B2842

Deuteranopia (green-blind)

#122341

Tritanopia (blue-blind)

#002D30

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #042741;
/* rgb */ color: rgb(4, 39, 65);
/* oklch */ color: oklch(26.4% 0.062 245.7);

Tailwind

colors: {
  custom: {
    50: '#506076',
    500: '#042741',
    950: '#000000',
  },
}

SCSS

$custom: #042741;
$custom-light: #506076;
$custom-dark: #000000;

JSON

{
  "hex": "#042741",
  "rgb": {
    "r": 4,
    "g": 39,
    "b": 65
  },
  "hsl": {
    "h": 205.574,
    "s": 88.406,
    "l": 13.529
  },
  "oklch": {
    "l": 0.26396,
    "c": 0.06219,
    "h": 245.7
  },
  "luminance": 0.01859
}

Semantic roles & 50–950 ramp

primary

#042741

secondary

#82491F

accent

#8429FF

background

#F4F5F7

surface

#E7E9ED

border

#C3C5C8

text

#020508

muted

#78797B

Preview Lab

Preview with #042741

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

Preview Lab → · Contrast checker → · Palette generator →