#00122B#00122B

#00122B is a very dark, muted cyan. Relative luminance 0.006; OKLCH L 18.3% C 0.058 H 253.8°. Best body text is #FFFFFF at 18.73:1 contrast (WCAG AA passes).

Color values

HEX	#00122B
RGB	rgb(0, 18, 43)
HSL	hsl(215, 100%, 8%)
HSV	hsv(215, 100%, 17%)
CMYK	cmyk(100%, 58.1%, 0%, 83.1%)
CIE-LAB	lab(5.48, 3.09, -18.79)
CIE-LCH	lch(5.48, 19.04, 279.33°)
OKLab	oklab(18.34% -0.0162 -0.0557)
OKLCH	oklch(18.34% 0.058 253.8)
XYZ	xyz(0.6522, 0.6069, 2.3678)
Luminance	0.0061 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#00122B #2B1900

analogous

#00272B #00122B #04002B

triadic

#00122B #2B0012 #122B00

tetradic

#00122B #2B0027 #2B1900 #002B04

square

#00122B #2B0027 #2B1900 #002B04

split-complementary

#00122B #2B0400 #272B00

monochromatic

#000D1F #000D1F #00122B #002C68 #0045A5

Accessibility & contrast

On white

18.73

#00122B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#00122B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #00122B

18.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##00122B	#FFFFFF	#000000	##FFFFFF
##00122B	1.00	18.73	1.12	18.73
#FFFFFF	18.73	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.73	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: #00122b;
/* rgb */ color: rgb(0, 18, 43);
/* oklch */ color: oklch(18.3% 0.058 253.8);

Tailwind

colors: {
  custom: {
    50: '#474f64',
    500: '#00122b',
    950: '#000000',
  },
}

SCSS

$custom: #00122b;
$custom-light: #474f64;
$custom-dark: #000000;

JSON

{
  "hex": "#00122b",
  "rgb": {
    "r": 0,
    "g": 18,
    "b": 43
  },
  "hsl": {
    "h": 214.884,
    "s": 100,
    "l": 8.431
  },
  "oklch": {
    "l": 0.18337,
    "c": 0.05799,
    "h": 253.8
  },
  "luminance": 0.00607
}

Semantic roles & 50–950 ramp

primary

#00122B

secondary

#734B14

accent

#A529FF

background

#F4F4F6

surface

#E6E7EB

border

#C2C3C6

text

#010205

muted

#77787A

Preview Lab

Preview with #00122B

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

Preview Lab → · Contrast checker → · Palette generator →