#042033#042033

#042033 is a very dark, muted cyan. Relative luminance 0.013; OKLCH L 23.4% C 0.050 H 242.3°. Best body text is #FFFFFF at 16.67:1 contrast (WCAG AA passes).

Color values

HEX	#042033
RGB	rgb(4, 32, 51)
HSL	hsl(204, 85%, 11%)
HSV	hsv(204, 92%, 20%)
CMYK	cmyk(92.2%, 37.3%, 0%, 80%)
CIE-LAB	lab(11.26, -2.25, -15.49)
CIE-LCH	lch(11.26, 15.65, 261.73°)
OKLab	oklab(23.37% -0.0231 -0.0439)
OKLCH	oklch(23.37% 0.05 242.3)
XYZ	xyz(1.1639, 1.2977, 3.3205)
Luminance	0.0130 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#042033 #331704

analogous

#04332E #042033 #040833

triadic

#042033 #330420 #203304

tetradic

#042033 #2E0433 #331704 #083304

square

#042033 #2E0433 #331704 #083304

split-complementary

#042033 #330408 #332E04

monochromatic

#02121C #02121C #042033 #08446C #0D67A4

Accessibility & contrast

On white

16.67

#042033 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#042033 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #042033

16.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##042033	#FFFFFF	#000000	##FFFFFF
##042033	1.00	16.67	1.26	16.67
#FFFFFF	16.67	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#172034

Deuteranopia (green-blind)

#101C33

Tritanopia (blue-blind)

#002527

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #042033;
/* rgb */ color: rgb(4, 32, 51);
/* oklch */ color: oklch(23.4% 0.050 242.3);

Tailwind

colors: {
  custom: {
    50: '#4c5b6a',
    500: '#042033',
    950: '#000000',
  },
}

SCSS

$custom: #042033;
$custom-light: #4c5b6a;
$custom-dark: #000000;

JSON

{
  "hex": "#042033",
  "rgb": {
    "r": 4,
    "g": 32,
    "b": 51
  },
  "hsl": {
    "h": 204.255,
    "s": 85.455,
    "l": 10.784
  },
  "oklch": {
    "l": 0.23372,
    "c": 0.04963,
    "h": 242.3
  },
  "luminance": 0.01298
}

Semantic roles & 50–950 ramp

primary

#042033

secondary

#75411D

accent

#802CFC

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#010406

muted

#77797A

Preview Lab

Preview with #042033

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

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