#041C2B#041C2B

#041C2B is a very dark, muted cyan. Relative luminance 0.010; OKLCH L 21.6% C 0.042 H 239.3°. Best body text is #FFFFFF at 17.41:1 contrast (WCAG AA passes).

Color values

HEX	#041C2B
RGB	rgb(4, 28, 43)
HSL	hsl(203, 83%, 9%)
HSV	hsv(203, 91%, 17%)
CMYK	cmyk(90.7%, 34.9%, 0%, 83.1%)
CIE-LAB	lab(9.24, -2.98, -12.84)
CIE-LCH	lch(9.24, 13.18, 256.92°)
OKLab	oklab(21.62% -0.0216 -0.0363)
OKLCH	oklch(21.62% 0.042 239.3)
XYZ	xyz(0.9012, 1.0306, 2.4365)
Luminance	0.0103 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#041C2B #2B1304

analogous

#042B27 #041C2B #04092B

triadic

#041C2B #2B041C #1C2B04

tetradic

#041C2B #27042B #2B1304 #092B04

square

#041C2B #27042B #2B1304 #092B04

split-complementary

#041C2B #2B0409 #2B2704

monochromatic

#03121C #03121C #041C2B #094063 #0E659B

Accessibility & contrast

On white

17.41

#041C2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#041C2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #041C2B

17.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##041C2B	#FFFFFF	#000000	##FFFFFF
##041C2B	1.00	17.41	1.21	17.41
#FFFFFF	17.41	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#151C2C

Deuteranopia (green-blind)

#0F182B

Tritanopia (blue-blind)

#002021

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #041c2b;
/* rgb */ color: rgb(4, 28, 43);
/* oklch */ color: oklch(21.6% 0.042 239.3);

Tailwind

colors: {
  custom: {
    50: '#4a5764',
    500: '#041c2b',
    950: '#000000',
  },
}

SCSS

$custom: #041c2b;
$custom-light: #4a5764;
$custom-dark: #000000;

JSON

{
  "hex": "#041c2b",
  "rgb": {
    "r": 4,
    "g": 28,
    "b": 43
  },
  "hsl": {
    "h": 203.077,
    "s": 82.979,
    "l": 9.216
  },
  "oklch": {
    "l": 0.21615,
    "c": 0.04223,
    "h": 239.3
  },
  "luminance": 0.01031
}

Semantic roles & 50–950 ramp

primary

#041C2B

secondary

#6E3C1D

accent

#7C2EF9

background

#F4F5F5

surface

#E7E9EA

border

#C3C5C6

text

#010305

muted

#777879

Preview Lab

Preview with #041C2B

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

Preview Lab → · Contrast checker → · Palette generator →