#18394F#18394F

#18394F is a dark, muted cyan. Relative luminance 0.037; OKLCH L 33.1% C 0.055 H 240.4°. Best body text is #FFFFFF at 12.09:1 contrast (WCAG AA passes).

Color values

HEX	#18394F
RGB	rgb(24, 57, 79)
HSL	hsl(204, 53%, 20%)
HSV	hsv(204, 70%, 31%)
CMYK	cmyk(69.6%, 27.8%, 0%, 69%)
CIE-LAB	lab(22.60, -4.08, -16.99)
CIE-LCH	lch(22.60, 17.47, 256.49°)
OKLab	oklab(33.08% -0.0271 -0.0477)
OKLCH	oklch(33.08% 0.055 240.4)
XYZ	xyz(3.2506, 3.6846, 7.9355)
Luminance	0.0369 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18394F #4F2E18

analogous

#184F49 #18394F #181D4F

triadic

#18394F #4F1839 #394F18

tetradic

#18394F #49184F #4F2E18 #1D4F18

square

#18394F #49184F #4F2E18 #1D4F18

split-complementary

#18394F #4F181D #4F4918

monochromatic

#071117 #0A1720 #18394F #265B7E #357DAD

Accessibility & contrast

On white

12.09

#18394F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#18394F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18394F

12.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18394F	#FFFFFF	#000000	##FFFFFF
##18394F	1.00	12.09	1.74	12.09
#FFFFFF	12.09	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F3950

Deuteranopia (green-blind)

#27344F

Tritanopia (blue-blind)

#003E41

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #18394f;
/* rgb */ color: rgb(24, 57, 79);
/* oklch */ color: oklch(33.1% 0.055 240.4);

Tailwind

colors: {
  custom: {
    50: '#5c6f80',
    500: '#18394f',
    950: '#000000',
  },
}

SCSS

$custom: #18394f;
$custom-light: #5c6f80;
$custom-dark: #000000;

JSON

{
  "hex": "#18394f",
  "rgb": {
    "r": 24,
    "g": 57,
    "b": 79
  },
  "hsl": {
    "h": 204,
    "s": 53.398,
    "l": 20.196
  },
  "oklch": {
    "l": 0.33083,
    "c": 0.05489,
    "h": 240.4
  },
  "luminance": 0.03685
}

Semantic roles & 50–950 ramp

primary

#18394F

secondary

#865A3D

accent

#854BDD

background

#F5F6F7

surface

#E9ECEE

border

#C5C7C9

text

#04070A

muted

#797A7C

Preview Lab

Preview with #18394F

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

Preview Lab → · Contrast checker → · Palette generator →