#18323F#18323F

#18323F is a dark, muted cyan. Relative luminance 0.028; OKLCH L 30.3% C 0.040 H 231.9°. Best body text is #FFFFFF at 13.40:1 contrast (WCAG AA passes).

Color values

HEX	#18323F
RGB	rgb(24, 50, 63)
HSL	hsl(200, 45%, 17%)
HSV	hsv(200, 62%, 25%)
CMYK	cmyk(61.9%, 20.6%, 0%, 75.3%)
CIE-LAB	lab(19.37, -5.47, -11.22)
CIE-LCH	lch(19.37, 12.48, 244.02°)
OKLab	oklab(30.26% -0.0245 -0.0312)
OKLCH	oklch(30.26% 0.04 231.9)
XYZ	xyz(2.4142, 2.8341, 5.1215)
Luminance	0.0283 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18323F #3F2518

analogous

#183F39 #18323F #181F3F

triadic

#18323F #3F1832 #323F18

tetradic

#18323F #39183F #3F2518 #1F3F18

square

#18323F #39183F #3F2518 #1F3F18

split-complementary

#18323F #3F181F #3F3918

monochromatic

#081216 #081216 #18323F #29556B #3A7898

Accessibility & contrast

On white

13.40

#18323F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#18323F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18323F

13.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18323F	#FFFFFF	#000000	##FFFFFF
##18323F	1.00	13.40	1.57	13.40
#FFFFFF	13.40	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C3140

Deuteranopia (green-blind)

#262D3F

Tritanopia (blue-blind)

#003636

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #18323f;
/* rgb */ color: rgb(24, 50, 63);
/* oklch */ color: oklch(30.3% 0.040 231.9);

Tailwind

colors: {
  custom: {
    50: '#596974',
    500: '#18323f',
    950: '#000000',
  },
}

SCSS

$custom: #18323f;
$custom-light: #596974;
$custom-dark: #000000;

JSON

{
  "hex": "#18323f",
  "rgb": {
    "r": 24,
    "g": 50,
    "b": 63
  },
  "hsl": {
    "h": 200,
    "s": 44.828,
    "l": 17.059
  },
  "oklch": {
    "l": 0.3026,
    "c": 0.0397,
    "h": 231.9
  },
  "luminance": 0.02834
}

Semantic roles & 50–950 ramp

primary

#18323F

secondary

#75503D

accent

#7E53D5

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030608

muted

#787A7B

Preview Lab

Preview with #18323F

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

Preview Lab → · Contrast checker → · Palette generator →