#182D48#182D48

#182D48 is a dark, muted cyan. Relative luminance 0.025; OKLCH L 29.4% C 0.057 H 255.4°. Best body text is #FFFFFF at 13.93:1 contrast (WCAG AA passes).

Color values

HEX	#182D48
RGB	rgb(24, 45, 72)
HSL	hsl(214, 50%, 19%)
HSV	hsv(214, 67%, 28%)
CMYK	cmyk(66.7%, 37.5%, 0%, 71.8%)
CIE-LAB	lab(18.09, 1.44, -19.34)
CIE-LCH	lch(18.09, 19.39, 274.25°)
OKLab	oklab(29.41% -0.0143 -0.0547)
OKLCH	oklch(29.41% 0.057 255.4)
XYZ	xyz(2.4844, 2.5386, 6.4887)
Luminance	0.0254 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182D48 #483318

analogous

#184548 #182D48 #1B1848

triadic

#182D48 #48182D #2D4818

tetradic

#182D48 #481845 #483318 #18481B

square

#182D48 #481845 #483318 #18481B

split-complementary

#182D48 #481B18 #454818

monochromatic

#080E17 #09101A #182D48 #274A76 #3766A4

Accessibility & contrast

On white

13.93

#182D48 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#182D48 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182D48

13.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182D48	#FFFFFF	#000000	##FFFFFF
##182D48	1.00	13.93	1.51	13.93
#FFFFFF	13.93	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#222F49

Deuteranopia (green-blind)

#1B2A47

Tritanopia (blue-blind)

#003337

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #182d48;
/* rgb */ color: rgb(24, 45, 72);
/* oklch */ color: oklch(29.4% 0.057 255.4);

Tailwind

colors: {
  custom: {
    50: '#5a657b',
    500: '#182d48',
    950: '#000000',
  },
}

SCSS

$custom: #182d48;
$custom-light: #5a657b;
$custom-dark: #000000;

JSON

{
  "hex": "#182d48",
  "rgb": {
    "r": 24,
    "g": 45,
    "b": 72
  },
  "hsl": {
    "h": 213.75,
    "s": 50,
    "l": 18.824
  },
  "oklch": {
    "l": 0.2941,
    "c": 0.0565,
    "h": 255.4
  },
  "luminance": 0.02539
}

Semantic roles & 50–950 ramp

primary

#182D48

secondary

#7F623D

accent

#9D4EDA

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#040509

muted

#797A7B

Preview Lab

Preview with #182D48

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

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