#18222A#18222A

#18222A is a very dark, muted cyan. Relative luminance 0.015; OKLCH L 24.6% C 0.021 H 242.8°. Best body text is #FFFFFF at 16.14:1 contrast (WCAG AA passes).

Color values

HEX	#18222A
RGB	rgb(24, 34, 42)
HSL	hsl(207, 27%, 13%)
HSV	hsv(207, 43%, 16%)
CMYK	cmyk(42.9%, 19%, 0%, 83.5%)
CIE-LAB	lab(12.64, -1.88, -6.76)
CIE-LCH	lch(12.64, 7.02, 254.49°)
OKLab	oklab(24.61% -0.0095 -0.0186)
OKLCH	oklch(24.61% 0.021 242.8)
XYZ	xyz(1.3665, 1.5053, 2.4086)
Luminance	0.0150 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18222A #2A2018

analogous

#182A29 #18222A #18192A

triadic

#18222A #2A1822 #222A18

tetradic

#18222A #29182A #2A2018 #192A18

square

#18222A #29182A #2A2018 #192A18

split-complementary

#18222A #2A1819 #2A2918

monochromatic

#0B1013 #0B1013 #18222A #2E4251 #456178

Accessibility & contrast

On white

16.14

#18222A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#18222A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18222A

16.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18222A	#FFFFFF	#000000	##FFFFFF
##18222A	1.00	16.14	1.30	16.14
#FFFFFF	16.14	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F222A

Deuteranopia (green-blind)

#1C202A

Tritanopia (blue-blind)

#122425

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #18222a;
/* rgb */ color: rgb(24, 34, 42);
/* oklch */ color: oklch(24.6% 0.021 242.8);

Tailwind

colors: {
  custom: {
    50: '#555c63',
    500: '#18222a',
    950: '#000000',
  },
}

SCSS

$custom: #18222a;
$custom-light: #555c63;
$custom-dark: #000000;

JSON

{
  "hex": "#18222a",
  "rgb": {
    "r": 24,
    "g": 34,
    "b": 42
  },
  "hsl": {
    "h": 206.667,
    "s": 27.273,
    "l": 12.941
  },
  "oklch": {
    "l": 0.24612,
    "c": 0.0209,
    "h": 242.8
  },
  "luminance": 0.01505
}

Semantic roles & 50–950 ramp

primary

#18222A

secondary

#5E4D40

accent

#8F64C4

background

#F5F5F5

surface

#E8E9EA

border

#C4C5C6

text

#030405

muted

#787979

Preview Lab

Preview with #18222A

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

Preview Lab → · Contrast checker → · Palette generator →