#18323E#18323E

#18323E is a dark, muted cyan. Relative luminance 0.028; OKLCH L 30.2% C 0.039 H 229.7°. Best body text is #FFFFFF at 13.42:1 contrast (WCAG AA passes).

Color values

HEX	#18323E
RGB	rgb(24, 50, 62)
HSL	hsl(199, 44%, 17%)
HSV	hsv(199, 61%, 24%)
CMYK	cmyk(61.3%, 19.4%, 0%, 75.7%)
CIE-LAB	lab(19.32, -5.83, -10.61)
CIE-LCH	lch(19.32, 12.10, 241.19°)
OKLab	oklab(30.21% -0.025 -0.0295)
OKLCH	oklch(30.21% 0.039 229.7)
XYZ	xyz(2.3865, 2.8230, 4.9756)
Luminance	0.0282 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18323E #3E2418

analogous

#183E37 #18323E #181F3E

triadic

#18323E #3E1832 #323E18

tetradic

#18323E #37183E #3E2418 #1F3E18

square

#18323E #37183E #3E2418 #1F3E18

split-complementary

#18323E #3E181F #3E3718

monochromatic

#091216 #091216 #18323E #29566A #3A7996

Accessibility & contrast

On white

13.42

#18323E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#18323E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18323E

13.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18323E	#FFFFFF	#000000	##FFFFFF
##18323E	1.00	13.42	1.56	13.42
#FFFFFF	13.42	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C313F

Deuteranopia (green-blind)

#262D3E

Tritanopia (blue-blind)

#013536

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #18323e;
/* rgb */ color: rgb(24, 50, 62);
/* oklch */ color: oklch(30.2% 0.039 229.7);

Tailwind

colors: {
  custom: {
    50: '#586973',
    500: '#18323e',
    950: '#000000',
  },
}

SCSS

$custom: #18323e;
$custom-light: #586973;
$custom-dark: #000000;

JSON

{
  "hex": "#18323e",
  "rgb": {
    "r": 24,
    "g": 50,
    "b": 62
  },
  "hsl": {
    "h": 198.947,
    "s": 44.186,
    "l": 16.863
  },
  "oklch": {
    "l": 0.30208,
    "c": 0.03863,
    "h": 229.7
  },
  "luminance": 0.02823
}

Semantic roles & 50–950 ramp

primary

#18323E

secondary

#744F3D

accent

#7C54D4

background

#F5F6F6

surface

#E9EBEC

border

#C5C6C7

text

#030608

muted

#787A7B

Preview Lab

Preview with #18323E

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

Preview Lab → · Contrast checker → · Palette generator →