#011B36#011B36

#011B36 is a very dark, moderate cyan. Relative luminance 0.011; OKLCH L 22.0% C 0.062 H 251.3°. Best body text is #FFFFFF at 17.34:1 contrast (WCAG AA passes).

Color values

HEX	#011B36
RGB	rgb(1, 27, 54)
HSL	hsl(211, 96%, 11%)
HSV	hsv(211, 98%, 21%)
CMYK	cmyk(98.1%, 50%, 0%, 78.8%)
CIE-LAB	lab(9.45, 2.35, -20.52)
CIE-LCH	lch(9.45, 20.66, 276.52°)
OKLab	oklab(21.98% -0.0199 -0.0589)
OKLCH	oklch(21.98% 0.062 251.3)
XYZ	xyz(1.0700, 1.0565, 3.6368)
Luminance	0.0106 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#011B36 #361C01

analogous

#013536 #011B36 #010136

triadic

#011B36 #36011B #1B3601

tetradic

#011B36 #360135 #361C01 #013601

square

#011B36 #360135 #361C01 #013601

split-complementary

#011B36 #360101 #353601

monochromatic

#010F1E #010F1E #011B36 #023972 #0357AE

Accessibility & contrast

On white

17.34

#011B36 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#011B36 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #011B36

17.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##011B36	#FFFFFF	#000000	##FFFFFF
##011B36	1.00	17.34	1.21	17.34
#FFFFFF	17.34	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D1D37

Deuteranopia (green-blind)

#041835

Tritanopia (blue-blind)

#002225

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #011b36;
/* rgb */ color: rgb(1, 27, 54);
/* oklch */ color: oklch(22.0% 0.062 251.3);

Tailwind

colors: {
  custom: {
    50: '#4c566d',
    500: '#011b36',
    950: '#000000',
  },
}

SCSS

$custom: #011b36;
$custom-light: #4c566d;
$custom-dark: #000000;

JSON

{
  "hex": "#011b36",
  "rgb": {
    "r": 1,
    "g": 27,
    "b": 54
  },
  "hsl": {
    "h": 210.566,
    "s": 96.364,
    "l": 10.784
  },
  "oklch": {
    "l": 0.21977,
    "c": 0.06216,
    "h": 251.3
  },
  "luminance": 0.01057
}

Semantic roles & 50–950 ramp

primary

#011B36

secondary

#7B4A18

accent

#9629FF

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#010307

muted

#77787A

Preview Lab

Preview with #011B36

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

Preview Lab → · Contrast checker → · Palette generator →