#042833#042833

#042833 is a dark, muted cyan. Relative luminance 0.018; OKLCH L 25.8% C 0.044 H 222.9°. Best body text is #FFFFFF at 15.48:1 contrast (WCAG AA passes).

Color values

HEX	#042833
RGB	rgb(4, 40, 51)
HSL	hsl(194, 85%, 11%)
HSV	hsv(194, 92%, 20%)
CMYK	cmyk(92.2%, 21.6%, 0%, 80%)
CIE-LAB	lab(14.30, -7.86, -10.75)
CIE-LCH	lch(14.30, 13.31, 233.82°)
OKLab	oklab(25.8% -0.0324 -0.0301)
OKLCH	oklch(25.8% 0.044 222.9)
XYZ	xyz(1.4062, 1.7822, 3.4012)
Luminance	0.0178 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#042833 #330F04

analogous

#043326 #042833 #041033

triadic

#042833 #330428 #283304

tetradic

#042833 #260433 #330F04 #103304

square

#042833 #260433 #330F04 #103304

split-complementary

#042833 #330410 #332604

monochromatic

#02161C #02161C #042833 #08556C #0D81A4

Accessibility & contrast

On white

15.48

#042833 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#042833 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #042833

15.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##042833	#FFFFFF	#000000	##FFFFFF
##042833	1.00	15.48	1.36	15.48
#FFFFFF	15.48	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#222734

Deuteranopia (green-blind)

#1B2233

Tritanopia (blue-blind)

#002B2C

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #042833;
/* rgb */ color: rgb(4, 40, 51);
/* oklch */ color: oklch(25.8% 0.044 222.9);

Tailwind

colors: {
  custom: {
    50: '#4d616a',
    500: '#042833',
    950: '#000000',
  },
}

SCSS

$custom: #042833;
$custom-light: #4d616a;
$custom-dark: #000000;

JSON

{
  "hex": "#042833",
  "rgb": {
    "r": 4,
    "g": 40,
    "b": 51
  },
  "hsl": {
    "h": 194.043,
    "s": 85.455,
    "l": 10.784
  },
  "oklch": {
    "l": 0.25796,
    "c": 0.04427,
    "h": 222.9
  },
  "luminance": 0.01782
}

Semantic roles & 50–950 ramp

primary

#042833

secondary

#75321D

accent

#5D2CFC

background

#F4F5F6

surface

#E7EAEB

border

#C3C6C6

text

#020506

muted

#78797A

Preview Lab

Preview with #042833

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

Preview Lab → · Contrast checker → · Palette generator →