#001A23#001A23

#001A23 is a very dark, muted cyan. Relative luminance 0.009; OKLCH L 20.2% C 0.038 H 223.3°. Best body text is #FFFFFF at 17.92:1 contrast (WCAG AA passes).

Color values

HEX	#001A23
RGB	rgb(0, 26, 35)
HSL	hsl(195, 100%, 7%)
HSV	hsv(195, 100%, 14%)
CMYK	cmyk(100%, 25.7%, 0%, 86.3%)
CIE-LAB	lab(7.77, -5.93, -9.21)
CIE-LCH	lch(7.77, 10.95, 237.20°)
OKLab	oklab(20.22% -0.0275 -0.0259)
OKLCH	oklch(20.22% 0.038 223.3)
XYZ	xyz(0.6726, 0.8600, 1.7203)
Luminance	0.0086 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#001A23 #230900

analogous

#00231B #001A23 #000923

triadic

#001A23 #23001A #1A2300

tetradic

#001A23 #1B0023 #230900 #092300

square

#001A23 #1B0023 #230900 #092300

split-complementary

#001A23 #230009 #231B00

monochromatic

#00171F #00171F #001A23 #004760 #00759D

Accessibility & contrast

On white

17.92

#001A23 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#001A23 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #001A23

17.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##001A23	#FFFFFF	#000000	##FFFFFF
##001A23	1.00	17.92	1.17	17.92
#FFFFFF	17.92	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#151923

Deuteranopia (green-blind)

#101523

Tritanopia (blue-blind)

#001D1D

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #001a23;
/* rgb */ color: rgb(0, 26, 35);
/* oklch */ color: oklch(20.2% 0.038 223.3);

Tailwind

colors: {
  custom: {
    50: '#46565d',
    500: '#001a23',
    950: '#000000',
  },
}

SCSS

$custom: #001a23;
$custom-light: #46565d;
$custom-dark: #000000;

JSON

{
  "hex": "#001a23",
  "rgb": {
    "r": 0,
    "g": 26,
    "b": 35
  },
  "hsl": {
    "h": 195.429,
    "s": 100,
    "l": 6.863
  },
  "oklch": {
    "l": 0.20219,
    "c": 0.03775,
    "h": 223.3
  },
  "luminance": 0.0086
}

Semantic roles & 50–950 ramp

primary

#001A23

secondary

#6C2A13

accent

#6029FF

background

#F4F5F5

surface

#E6E9E9

border

#C2C5C5

text

#000304

muted

#777879

Preview Lab

Preview with #001A23

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

Preview Lab → · Contrast checker → · Palette generator →