#001F2C#001F2C

#001F2C is a very dark, muted cyan. Relative luminance 0.012; OKLCH L 22.4% C 0.044 H 229.6°. Best body text is #FFFFFF at 17.04:1 contrast (WCAG AA passes).

Color values

HEX	#001F2C
RGB	rgb(0, 31, 44)
HSL	hsl(198, 100%, 9%)
HSV	hsv(198, 100%, 17%)
CMYK	cmyk(100%, 29.5%, 0%, 82.7%)
CIE-LAB	lab(10.27, -5.75, -11.98)
CIE-LCH	lch(10.27, 13.28, 244.36°)
OKLab	oklab(22.4% -0.0288 -0.0338)
OKLCH	oklch(22.4% 0.044 229.6)
XYZ	xyz(0.9444, 1.1617, 2.5568)
Luminance	0.0116 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#001F2C #2C0D00

analogous

#002C23 #001F2C #00092C

triadic

#001F2C #2C001F #1F2C00

tetradic

#001F2C #23002C #2C0D00 #092C00

square

#001F2C #23002C #2C0D00 #092C00

split-complementary

#001F2C #2C0009 #2C2300

monochromatic

#00161F #00161F #001F2C #004A69 #0075A6

Accessibility & contrast

On white

17.04

#001F2C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#001F2C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #001F2C

17.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##001F2C	#FFFFFF	#000000	##FFFFFF
##001F2C	1.00	17.04	1.23	17.04
#FFFFFF	17.04	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#181E2D

Deuteranopia (green-blind)

#121A2C

Tritanopia (blue-blind)

#002323

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #001f2c;
/* rgb */ color: rgb(0, 31, 44);
/* oklch */ color: oklch(22.4% 0.044 229.6);

Tailwind

colors: {
  custom: {
    50: '#485a65',
    500: '#001f2c',
    950: '#000000',
  },
}

SCSS

$custom: #001f2c;
$custom-light: #485a65;
$custom-dark: #000000;

JSON

{
  "hex": "#001f2c",
  "rgb": {
    "r": 0,
    "g": 31,
    "b": 44
  },
  "hsl": {
    "h": 197.727,
    "s": 100,
    "l": 8.627
  },
  "oklch": {
    "l": 0.22395,
    "c": 0.04442,
    "h": 229.6
  },
  "luminance": 0.01162
}

Semantic roles & 50–950 ramp

primary

#001F2C

secondary

#733014

accent

#6829FF

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#010305

muted

#77787A

Preview Lab

Preview with #001F2C

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

Preview Lab → · Contrast checker → · Palette generator →