#182C45#182C45

#182C45 is a dark, muted cyan. Relative luminance 0.024; OKLCH L 28.9% C 0.053 H 254.7°. Best body text is #FFFFFF at 14.14:1 contrast (WCAG AA passes).

Color values

HEX	#182C45
RGB	rgb(24, 44, 69)
HSL	hsl(213, 48%, 18%)
HSV	hsv(213, 65%, 27%)
CMYK	cmyk(65.2%, 36.2%, 0%, 72.9%)
CIE-LAB	lab(17.58, 0.96, -18.10)
CIE-LCH	lch(17.58, 18.13, 273.04°)
OKLab	oklab(28.95% -0.0139 -0.0511)
OKLCH	oklch(28.95% 0.053 254.7)
XYZ	xyz(2.3512, 2.4250, 5.9732)
Luminance	0.0243 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182C45 #453118

analogous

#184245 #182C45 #1A1845

triadic

#182C45 #45182C #2C4518

tetradic

#182C45 #451842 #453118 #18451A

square

#182C45 #451842 #453118 #18451A

split-complementary

#182C45 #451A18 #424518

monochromatic

#080E17 #080F18 #182C45 #284972 #3866A0

Accessibility & contrast

On white

14.14

#182C45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#182C45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182C45

14.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182C45	#FFFFFF	#000000	##FFFFFF
##182C45	1.00	14.14	1.49	14.14
#FFFFFF	14.14	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#222D46

Deuteranopia (green-blind)

#1C2944

Tritanopia (blue-blind)

#003235

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #182c45;
/* rgb */ color: rgb(24, 44, 69);
/* oklch */ color: oklch(28.9% 0.053 254.7);

Tailwind

colors: {
  custom: {
    50: '#596479',
    500: '#182c45',
    950: '#000000',
  },
}

SCSS

$custom: #182c45;
$custom-light: #596479;
$custom-dark: #000000;

JSON

{
  "hex": "#182c45",
  "rgb": {
    "r": 24,
    "g": 44,
    "b": 69
  },
  "hsl": {
    "h": 213.333,
    "s": 48.387,
    "l": 18.235
  },
  "oklch": {
    "l": 0.2895,
    "c": 0.05296,
    "h": 254.7
  },
  "luminance": 0.02425
}

Semantic roles & 50–950 ramp

primary

#182C45

secondary

#7C603D

accent

#9B50D8

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#040509

muted

#797A7B

Preview Lab

Preview with #182C45

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

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