#182F43#182F43

#182F43 is a dark, muted cyan. Relative luminance 0.026; OKLCH L 29.6% C 0.047 H 246.4°. Best body text is #FFFFFF at 13.76:1 contrast (WCAG AA passes).

Color values

HEX	#182F43
RGB	rgb(24, 47, 67)
HSL	hsl(208, 47%, 18%)
HSV	hsv(208, 64%, 26%)
CMYK	cmyk(64.2%, 29.9%, 0%, 73.7%)
CIE-LAB	lab(18.51, -1.93, -15.28)
CIE-LCH	lch(18.51, 15.40, 262.82°)
OKLab	oklab(29.64% -0.0187 -0.0429)
OKLCH	oklch(29.64% 0.047 246.4)
XYZ	xyz(2.4060, 2.6323, 5.6904)
Luminance	0.0263 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182F43 #432C18

analogous

#184341 #182F43 #181943

triadic

#182F43 #43182F #2F4318

tetradic

#182F43 #411843 #432C18 #194318

square

#182F43 #411843 #432C18 #194318

split-complementary

#182F43 #431819 #434118

monochromatic

#081017 #081017 #182F43 #284F70 #386E9D

Accessibility & contrast

On white

13.76

#182F43 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#182F43 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182F43

13.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182F43	#FFFFFF	#000000	##FFFFFF
##182F43	1.00	13.76	1.53	13.76
#FFFFFF	13.76	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#262F44

Deuteranopia (green-blind)

#212B43

Tritanopia (blue-blind)

#003436

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #182f43;
/* rgb */ color: rgb(24, 47, 67);
/* oklch */ color: oklch(29.6% 0.047 246.4);

Tailwind

colors: {
  custom: {
    50: '#596777',
    500: '#182f43',
    950: '#000000',
  },
}

SCSS

$custom: #182f43;
$custom-light: #596777;
$custom-dark: #000000;

JSON

{
  "hex": "#182f43",
  "rgb": {
    "r": 24,
    "g": 47,
    "b": 67
  },
  "hsl": {
    "h": 207.907,
    "s": 47.253,
    "l": 17.843
  },
  "oklch": {
    "l": 0.29644,
    "c": 0.04678,
    "h": 246.4
  },
  "luminance": 0.02632
}

Semantic roles & 50–950 ramp

primary

#182F43

secondary

#7A593D

accent

#8F51D7

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#040608

muted

#797A7B

Preview Lab

Preview with #182F43

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

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