#041B2F#041B2F

#041B2F is a very dark, muted cyan. Relative luminance 0.010; OKLCH L 21.6% C 0.049 H 247.5°. Best body text is #FFFFFF at 17.46:1 contrast (WCAG AA passes).

Color values

HEX	#041B2F
RGB	rgb(4, 27, 47)
HSL	hsl(208, 84%, 10%)
HSV	hsv(208, 91%, 18%)
CMYK	cmyk(91.5%, 42.6%, 0%, 81.6%)
CIE-LAB	lab(9.11, -0.36, -15.97)
CIE-LCH	lch(9.11, 15.98, 268.70°)
OKLab	oklab(21.6% -0.0188 -0.0455)
OKLCH	oklch(21.6% 0.049 247.5)
XYZ	xyz(0.9549, 1.0148, 2.8343)
Luminance	0.0101 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#041B2F #2F1804

analogous

#042F2E #041B2F #04052F

triadic

#041B2F #2F041B #1B2F04

tetradic

#041B2F #2E042F #2F1804 #052F04

square

#041B2F #2E042F #2F1804 #052F04

split-complementary

#041B2F #2F0405 #2F2E04

monochromatic

#02101C #02101C #041B2F #093B67 #0E5CA0

Accessibility & contrast

On white

17.46

#041B2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#041B2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #041B2F

17.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##041B2F	#FFFFFF	#000000	##FFFFFF
##041B2F	1.00	17.46	1.20	17.46
#FFFFFF	17.46	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#121C30

Deuteranopia (green-blind)

#0B182F

Tritanopia (blue-blind)

#002022

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #041b2f;
/* rgb */ color: rgb(4, 27, 47);
/* oklch */ color: oklch(21.6% 0.049 247.5);

Tailwind

colors: {
  custom: {
    50: '#4b5667',
    500: '#041b2f',
    950: '#000000',
  },
}

SCSS

$custom: #041b2f;
$custom-light: #4b5667;
$custom-dark: #000000;

JSON

{
  "hex": "#041b2f",
  "rgb": {
    "r": 4,
    "g": 27,
    "b": 47
  },
  "hsl": {
    "h": 207.907,
    "s": 84.314,
    "l": 10
  },
  "oklch": {
    "l": 0.21595,
    "c": 0.04921,
    "h": 247.5
  },
  "luminance": 0.01015
}

Semantic roles & 50–950 ramp

primary

#041B2F

secondary

#72441D

accent

#8D2DFB

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#010306

muted

#77787A

Preview Lab

Preview with #041B2F

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

Preview Lab → · Contrast checker → · Palette generator →