#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
RGBrgb(4, 27, 49)
HSLhsl(209, 85%, 10%)
HSVhsv(209, 92%, 19%)
CMYKcmyk(91.8%, 44.9%, 0%, 80.8%)
CIE-LABlab(9.25, 0.59, -17.22)
CIE-LCHlch(9.25, 17.23, 271.96°)
OKLaboklab(21.75% -0.0182 -0.0491)
OKLCHoklch(21.75% 0.052 249.7)
XYZxyz(0.9962, 1.0313, 3.0517)
Luminance0.0103 (WCAG relative)
Temperaturecool
Familycyan

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
##041B311.0017.411.2117.41
#FFFFFF17.411.0021.001.00
#0000001.2121.001.0021.00
##FFFFFF17.411.0021.001.00

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 →

#041B31 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva