#042047#042047

#042047 is a very dark, moderate cyan. Relative luminance 0.015; OKLCH L 25.0% C 0.081 H 257.5°. Best body text is #FFFFFF at 16.12:1 contrast (WCAG AA passes).

Color values

HEX	#042047
RGB	rgb(4, 32, 71)
HSL	hsl(215, 89%, 15%)
HSV	hsv(215, 94%, 28%)
CMYK	cmyk(94.4%, 54.9%, 0%, 72.2%)
CIE-LAB	lab(12.69, 7.17, -27.32)
CIE-LCH	lch(12.69, 28.24, 284.70°)
OKLab	oklab(24.95% -0.0174 -0.0787)
OKLCH	oklch(24.95% 0.081 257.5)
XYZ	xyz(1.7035, 1.5136, 6.1624)
Luminance	0.0151 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#042047 #472B04

analogous

#044247 #042047 #090447

triadic

#042047 #470420 #204704

tetradic

#042047 #470442 #472B04 #044709

square

#042047 #470442 #472B04 #044709

split-complementary

#042047 #470904 #424704

monochromatic

#020D1D #020D1D #042047 #073A81 #0B54BB

Accessibility & contrast

On white

16.12

#042047 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#042047 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #042047

16.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##042047	#FFFFFF	#000000	##FFFFFF
##042047	1.00	16.12	1.30	16.12
#FFFFFF	16.12	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#082448

Deuteranopia (green-blind)

#001E46

Tritanopia (blue-blind)

#002930

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #042047;
/* rgb */ color: rgb(4, 32, 71);
/* oklch */ color: oklch(25.0% 0.081 257.5);

Tailwind

colors: {
  custom: {
    50: '#525a7a',
    500: '#042047',
    950: '#000000',
  },
}

SCSS

$custom: #042047;
$custom-light: #525a7a;
$custom-dark: #000000;

JSON

{
  "hex": "#042047",
  "rgb": {
    "r": 4,
    "g": 32,
    "b": 71
  },
  "hsl": {
    "h": 214.925,
    "s": 89.333,
    "l": 14.706
  },
  "oklch": {
    "l": 0.24954,
    "c": 0.08057,
    "h": 257.5
  },
  "luminance": 0.01514
}

Semantic roles & 50–950 ramp

primary

#042047

secondary

#885C1F

accent

#A529FF

background

#F5F5F7

surface

#E8E9ED

border

#C4C5C8

text

#030309

muted

#78787B

Preview Lab

Preview with #042047

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

Preview Lab → · Contrast checker → · Palette generator →