#041B31#041B31

#041B31 is a very dark, muted cyan. Relative luminance 0.010; OKLCH L 21.7% C 0.052 H 249.7°. Best body text is #FFFFFF at 17.41:1 contrast (WCAG AA passes).

Color values

HEX	#041B31
RGB	rgb(4, 27, 49)
HSL	hsl(209, 85%, 10%)
HSV	hsv(209, 92%, 19%)
CMYK	cmyk(91.8%, 44.9%, 0%, 80.8%)
CIE-LAB	lab(9.25, 0.59, -17.22)
CIE-LCH	lch(9.25, 17.23, 271.96°)
OKLab	oklab(21.75% -0.0182 -0.0491)
OKLCH	oklch(21.75% 0.052 249.7)
XYZ	xyz(0.9962, 1.0313, 3.0517)
Luminance	0.0103 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#041B31 #311A04

analogous

#043130 #041B31 #040531

triadic

#041B31 #31041B #1B3104

tetradic

#041B31 #300431 #311A04 #053104

square

#041B31 #300431 #311A04 #053104

split-complementary

#041B31 #310405 #313004

monochromatic

#02101C #02101C #041B31 #093A6A #0D59A2

Accessibility & contrast

On white

17.41

#041B31 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#041B31 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #041B31

17.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##041B31	#FFFFFF	#000000	##FFFFFF
##041B31	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)

#111C32

Deuteranopia (green-blind)

#091831

Tritanopia (blue-blind)

#002023

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #041b31;
/* rgb */ color: rgb(4, 27, 49);
/* oklch */ color: oklch(21.7% 0.052 249.7);

Tailwind

colors: {
  custom: {
    50: '#4b5669',
    500: '#041b31',
    950: '#000000',
  },
}

SCSS

$custom: #041b31;
$custom-light: #4b5669;
$custom-dark: #000000;

JSON

{
  "hex": "#041b31",
  "rgb": {
    "r": 4,
    "g": 27,
    "b": 49
  },
  "hsl": {
    "h": 209.333,
    "s": 84.906,
    "l": 10.392
  },
  "oklch": {
    "l": 0.21745,
    "c": 0.05235,
    "h": 249.7
  },
  "luminance": 0.01031
}

Semantic roles & 50–950 ramp

primary

#041B31

secondary

#73471D

accent

#922DFB

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#010306

muted

#77787A

Preview Lab

Preview with #041B31

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

Preview Lab → · Contrast checker → · Palette generator →