#182F44#182F44

#182F44 is a dark, muted cyan. Relative luminance 0.026; OKLCH L 29.7% C 0.048 H 247.7°. Best body text is #FFFFFF at 13.73:1 contrast (WCAG AA passes).

Color values

HEX	#182F44
RGB	rgb(24, 47, 68)
HSL	hsl(209, 48%, 18%)
HSV	hsv(209, 65%, 27%)
CMYK	cmyk(64.7%, 30.9%, 0%, 73.3%)
CIE-LAB	lab(18.56, -1.54, -15.88)
CIE-LCH	lch(18.56, 15.96, 264.46°)
OKLab	oklab(29.7% -0.0183 -0.0446)
OKLCH	oklch(29.7% 0.048 247.7)
XYZ	xyz(2.4362, 2.6444, 5.8497)
Luminance	0.0265 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182F44 #442D18

analogous

#184443 #182F44 #181944

triadic

#182F44 #44182F #2F4418

tetradic

#182F44 #431844 #442D18 #194418

square

#182F44 #431844 #442D18 #194418

split-complementary

#182F44 #441819 #444318

monochromatic

#081017 #081017 #182F44 #284E71 #386E9E

Accessibility & contrast

On white

13.73

#182F44 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#182F44 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182F44

13.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182F44	#FFFFFF	#000000	##FFFFFF
##182F44	1.00	13.73	1.53	13.73
#FFFFFF	13.73	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#263045

Deuteranopia (green-blind)

#202B44

Tritanopia (blue-blind)

#003436

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #182f44;
/* rgb */ color: rgb(24, 47, 68);
/* oklch */ color: oklch(29.7% 0.048 247.7);

Tailwind

colors: {
  custom: {
    50: '#596778',
    500: '#182f44',
    950: '#000000',
  },
}

SCSS

$custom: #182f44;
$custom-light: #596778;
$custom-dark: #000000;

JSON

{
  "hex": "#182f44",
  "rgb": {
    "r": 24,
    "g": 47,
    "b": 68
  },
  "hsl": {
    "h": 208.636,
    "s": 47.826,
    "l": 18.039
  },
  "oklch": {
    "l": 0.29703,
    "c": 0.04824,
    "h": 247.7
  },
  "luminance": 0.02645
}

Semantic roles & 50–950 ramp

primary

#182F44

secondary

#7B5B3D

accent

#9150D7

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#040609

muted

#797A7B

Preview Lab

Preview with #182F44

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

Preview Lab → · Contrast checker → · Palette generator →