#182D42#182D42

#182D42 is a dark, muted cyan. Relative luminance 0.025; OKLCH L 29.0% C 0.047 H 249.7°. Best body text is #FFFFFF at 14.07:1 contrast (WCAG AA passes).

Color values

HEX	#182D42
RGB	rgb(24, 45, 66)
HSL	hsl(210, 47%, 18%)
HSV	hsv(210, 64%, 26%)
CMYK	cmyk(63.6%, 31.8%, 0%, 74.1%)
CIE-LAB	lab(17.76, -0.92, -15.77)
CIE-LCH	lch(17.76, 15.79, 266.68°)
OKLab	oklab(29.04% -0.0163 -0.0443)
OKLCH	oklch(29.04% 0.047 249.7)
XYZ	xyz(2.2981, 2.4641, 5.5077)
Luminance	0.0246 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182D42 #422D18

analogous

#184242 #182D42 #181842

triadic

#182D42 #42182D #2D4218

tetradic

#182D42 #421842 #422D18 #184218

square

#182D42 #421842 #422D18 #184218

split-complementary

#182D42 #421818 #424218

monochromatic

#080F16 #080F16 #182D42 #284C6F #396A9C

Accessibility & contrast

On white

14.07

#182D42 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#182D42 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182D42

14.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182D42	#FFFFFF	#000000	##FFFFFF
##182D42	1.00	14.07	1.49	14.07
#FFFFFF	14.07	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#242E43

Deuteranopia (green-blind)

#1F2A42

Tritanopia (blue-blind)

#003234

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #182d42;
/* rgb */ color: rgb(24, 45, 66);
/* oklch */ color: oklch(29.0% 0.047 249.7);

Tailwind

colors: {
  custom: {
    50: '#596576',
    500: '#182d42',
    950: '#000000',
  },
}

SCSS

$custom: #182d42;
$custom-light: #596576;
$custom-dark: #000000;

JSON

{
  "hex": "#182d42",
  "rgb": {
    "r": 24,
    "g": 45,
    "b": 66
  },
  "hsl": {
    "h": 210,
    "s": 46.667,
    "l": 17.647
  },
  "oklch": {
    "l": 0.29036,
    "c": 0.04722,
    "h": 249.7
  },
  "luminance": 0.02464
}

Semantic roles & 50–950 ramp

primary

#182D42

secondary

#795B3D

accent

#9451D6

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#040508

muted

#797A7B

Preview Lab

Preview with #182D42

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

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