#01122B#01122B

#01122B is a very dark, muted blue. Relative luminance 0.006; OKLCH L 18.4% C 0.057 H 255.2°. Best body text is #FFFFFF at 18.71:1 contrast (WCAG AA passes).

Color values

HEX	#01122B
RGB	rgb(1, 18, 43)
HSL	hsl(216, 95%, 9%)
HSV	hsv(216, 98%, 17%)
CMYK	cmyk(97.7%, 58.1%, 0%, 83.1%)
CIE-LAB	lab(5.54, 3.35, -18.69)
CIE-LCH	lch(5.54, 18.99, 280.15°)
OKLab	oklab(18.42% -0.0146 -0.0553)
OKLCH	oklch(18.42% 0.057 255.2)
XYZ	xyz(0.6647, 0.6134, 2.3684)
Luminance	0.0061 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#01122B #2B1A01

analogous

#01272B #01122B #05012B

triadic

#01122B #2B0112 #122B01

tetradic

#01122B #2B0127 #2B1A01 #012B05

square

#01122B #2B0127 #2B1A01 #012B05

split-complementary

#01122B #2B0501 #272B01

monochromatic

#010D1E #010D1E #01122B #022B67 #0444A3

Accessibility & contrast

On white

18.71

#01122B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#01122B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #01122B

18.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##01122B	#FFFFFF	#000000	##FFFFFF
##01122B	1.00	18.71	1.12	18.71
#FFFFFF	18.71	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#05142C

Deuteranopia (green-blind)

#00102B

Tritanopia (blue-blind)

#00181C

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #01122b;
/* rgb */ color: rgb(1, 18, 43);
/* oklch */ color: oklch(18.4% 0.057 255.2);

Tailwind

colors: {
  custom: {
    50: '#484f64',
    500: '#01122b',
    950: '#000000',
  },
}

SCSS

$custom: #01122b;
$custom-light: #484f64;
$custom-dark: #000000;

JSON

{
  "hex": "#01122b",
  "rgb": {
    "r": 1,
    "g": 18,
    "b": 43
  },
  "hsl": {
    "h": 215.714,
    "s": 95.455,
    "l": 8.627
  },
  "oklch": {
    "l": 0.18416,
    "c": 0.05718,
    "h": 255.2
  },
  "luminance": 0.00613
}

Semantic roles & 50–950 ramp

primary

#01122B

secondary

#714D17

accent

#A829FF

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010205

muted

#77787A

Preview Lab

Preview with #01122B

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

Preview Lab → · Contrast checker → · Palette generator →