#01212C#01212C

#01212C is a very dark, muted cyan. Relative luminance 0.013; OKLCH L 23.1% C 0.043 H 224.9°. Best body text is #FFFFFF at 16.73:1 contrast (WCAG AA passes).

Color values

HEX	#01212C
RGB	rgb(1, 33, 44)
HSL	hsl(195, 96%, 9%)
HSV	hsv(195, 98%, 17%)
CMYK	cmyk(97.7%, 25%, 0%, 82.7%)
CIE-LAB	lab(11.11, -6.88, -10.68)
CIE-LCH	lch(11.11, 12.70, 237.20°)
OKLab	oklab(23.08% -0.0301 -0.03)
OKLCH	oklch(23.08% 0.043 224.9)
XYZ	xyz(1.0108, 1.2759, 2.5754)
Luminance	0.0128 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#01212C #2C0C01

analogous

#012C22 #01212C #010C2C

triadic

#01212C #2C0121 #212C01

tetradic

#01212C #22012C #2C0C01 #0C2C01

square

#01212C #22012C #2C0C01 #0C2C01

split-complementary

#01212C #2C010C #2C2201

monochromatic

#01161E #01161E #01212C #024E68 #047BA4

Accessibility & contrast

On white

16.73

#01212C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#01212C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #01212C

16.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##01212C	#FFFFFF	#000000	##FFFFFF
##01212C	1.00	16.73	1.26	16.73
#FFFFFF	16.73	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B202D

Deuteranopia (green-blind)

#151C2C

Tritanopia (blue-blind)

#002425

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #01212c;
/* rgb */ color: rgb(1, 33, 44);
/* oklch */ color: oklch(23.1% 0.043 224.9);

Tailwind

colors: {
  custom: {
    50: '#495c65',
    500: '#01212c',
    950: '#000000',
  },
}

SCSS

$custom: #01212c;
$custom-light: #495c65;
$custom-dark: #000000;

JSON

{
  "hex": "#01212c",
  "rgb": {
    "r": 1,
    "g": 33,
    "b": 44
  },
  "hsl": {
    "h": 195.349,
    "s": 95.556,
    "l": 8.824
  },
  "oklch": {
    "l": 0.23077,
    "c": 0.04251,
    "h": 224.9
  },
  "luminance": 0.01276
}

Semantic roles & 50–950 ramp

primary

#01212C

secondary

#722E17

accent

#6029FF

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#010405

muted

#77797A

Preview Lab

Preview with #01212C

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

Preview Lab → · Contrast checker → · Palette generator →