#18324B#18324B

#18324B is a dark, muted cyan. Relative luminance 0.030; OKLCH L 30.9% C 0.056 H 249.2°. Best body text is #FFFFFF at 13.15:1 contrast (WCAG AA passes).

Color values

HEX	#18324B
RGB	rgb(24, 50, 75)
HSL	hsl(209, 52%, 19%)
HSV	hsv(209, 68%, 29%)
CMYK	cmyk(68%, 33.3%, 0%, 70.6%)
CIE-LAB	lab(19.98, -0.89, -18.41)
CIE-LCH	lch(19.98, 18.43, 267.23°)
OKLab	oklab(30.94% -0.0197 -0.0519)
OKLCH	oklch(30.94% 0.056 249.2)
XYZ	xyz(2.7868, 2.9831, 7.0842)
Luminance	0.0298 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18324B #4B3118

analogous

#184B4B #18324B #18194B

triadic

#18324B #4B1832 #324B18

tetradic

#18324B #4B184B #4B3118 #194B18

square

#18324B #4B184B #4B3118 #194B18

split-complementary

#18324B #4B1819 #4B4B18

monochromatic

#070F17 #09131D #18324B #275179 #3670A8

Accessibility & contrast

On white

13.15

#18324B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#18324B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18324B

13.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18324B	#FFFFFF	#000000	##FFFFFF
##18324B	1.00	13.15	1.60	13.15
#FFFFFF	13.15	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27334C

Deuteranopia (green-blind)

#202E4B

Tritanopia (blue-blind)

#00383B

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #18324b;
/* rgb */ color: rgb(24, 50, 75);
/* oklch */ color: oklch(30.9% 0.056 249.2);

Tailwind

colors: {
  custom: {
    50: '#5b697d',
    500: '#18324b',
    950: '#000000',
  },
}

SCSS

$custom: #18324b;
$custom-light: #5b697d;
$custom-dark: #000000;

JSON

{
  "hex": "#18324b",
  "rgb": {
    "r": 24,
    "g": 50,
    "b": 75
  },
  "hsl": {
    "h": 209.412,
    "s": 51.515,
    "l": 19.412
  },
  "oklch": {
    "l": 0.30943,
    "c": 0.05554,
    "h": 249.2
  },
  "luminance": 0.02983
}

Semantic roles & 50–950 ramp

primary

#18324B

secondary

#825F3D

accent

#934DDB

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#040609

muted

#797A7B

Preview Lab

Preview with #18324B

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

Preview Lab → · Contrast checker → · Palette generator →