#01121B#01121B

#01121B is a very dark, muted cyan. Relative luminance 0.005; OKLCH L 17.1% C 0.032 H 230.7°. Best body text is #FFFFFF at 19.03:1 contrast (WCAG AA passes).

Color values

HEX	#01121B
RGB	rgb(1, 18, 27)
HSL	hsl(201, 93%, 5%)
HSV	hsv(201, 96%, 11%)
CMYK	cmyk(96.3%, 33.3%, 0%, 89.4%)
CIE-LAB	lab(4.68, -2.70, -7.77)
CIE-LCH	lch(4.68, 8.22, 250.85°)
OKLab	oklab(17.13% -0.0203 -0.0248)
OKLCH	oklch(17.13% 0.032 230.7)
XYZ	xyz(0.4266, 0.5181, 1.1142)
Luminance	0.0052 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#01121B #1B0A01

analogous

#011B17 #01121B #01051B

triadic

#01121B #1B0112 #121B01

tetradic

#01121B #17011B #1B0A01 #051B01

square

#01121B #17011B #1B0A01 #051B01

split-complementary

#01121B #1B0105 #1B1701

monochromatic

#01141E #01141E #01141E #033956 #056191

Accessibility & contrast

On white

19.03

#01121B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#01121B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #01121B

19.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##01121B	#FFFFFF	#000000	##FFFFFF
##01121B	1.00	19.03	1.10	19.03
#FFFFFF	19.03	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D121B

Deuteranopia (green-blind)

#090F1B

Tritanopia (blue-blind)

#001415

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #01121b;
/* rgb */ color: rgb(1, 18, 27);
/* oklch */ color: oklch(17.1% 0.032 230.7);

Tailwind

colors: {
  custom: {
    50: '#465057',
    500: '#01121b',
    950: '#000000',
  },
}

SCSS

$custom: #01121b;
$custom-light: #465057;
$custom-dark: #000000;

JSON

{
  "hex": "#01121b",
  "rgb": {
    "r": 1,
    "g": 18,
    "b": 27
  },
  "hsl": {
    "h": 200.769,
    "s": 92.857,
    "l": 5.49
  },
  "oklch": {
    "l": 0.17126,
    "c": 0.03209,
    "h": 230.7
  },
  "luminance": 0.00518
}

Semantic roles & 50–950 ramp

primary

#01121B

secondary

#633015

accent

#7329FF

background

#F3F4F5

surface

#E5E7E9

border

#C1C3C5

text

#000203

muted

#767878

Preview Lab

Preview with #01121B

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

Preview Lab → · Contrast checker → · Palette generator →