#001923#001923

#001923 is a very dark, muted cyan. Relative luminance 0.008; OKLCH L 19.9% C 0.038 H 226.5°. Best body text is #FFFFFF at 18.05:1 contrast (WCAG AA passes).

Color values

HEX	#001923
RGB	rgb(0, 25, 35)
HSL	hsl(197, 100%, 7%)
HSV	hsv(197, 100%, 14%)
CMYK	cmyk(100%, 28.6%, 0%, 86.3%)
CIE-LAB	lab(7.38, -5.13, -9.81)
CIE-LCH	lch(7.38, 11.07, 242.41°)
OKLab	oklab(19.89% -0.0263 -0.0277)
OKLCH	oklch(19.89% 0.038 226.5)
XYZ	xyz(0.6509, 0.8165, 1.7131)
Luminance	0.0082 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#001923 #230A00

analogous

#00231C #001923 #000823

triadic

#001923 #230019 #192300

tetradic

#001923 #1C0023 #230A00 #082300

square

#001923 #1C0023 #230A00 #082300

split-complementary

#001923 #230008 #231C00

monochromatic

#00161F #00161F #001923 #004560 #00709D

Accessibility & contrast

On white

18.05

#001923 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#001923 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #001923

18.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##001923	#FFFFFF	#000000	##FFFFFF
##001923	1.00	18.05	1.16	18.05
#FFFFFF	18.05	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#141823

Deuteranopia (green-blind)

#0E1523

Tritanopia (blue-blind)

#001C1C

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #001923;
/* rgb */ color: rgb(0, 25, 35);
/* oklch */ color: oklch(19.9% 0.038 226.5);

Tailwind

colors: {
  custom: {
    50: '#46555d',
    500: '#001923',
    950: '#000000',
  },
}

SCSS

$custom: #001923;
$custom-light: #46555d;
$custom-dark: #000000;

JSON

{
  "hex": "#001923",
  "rgb": {
    "r": 0,
    "g": 25,
    "b": 35
  },
  "hsl": {
    "h": 197.143,
    "s": 100,
    "l": 6.863
  },
  "oklch": {
    "l": 0.19891,
    "c": 0.03823,
    "h": 226.5
  },
  "luminance": 0.00817
}

Semantic roles & 50–950 ramp

primary

#001923

secondary

#6C2C13

accent

#6629FF

background

#F4F4F5

surface

#E6E7E9

border

#C2C3C5

text

#000304

muted

#777879

Preview Lab

Preview with #001923

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

Preview Lab → · Contrast checker → · Palette generator →