#182E48#182E48

#182E48 is a dark, muted cyan. Relative luminance 0.026; OKLCH L 29.7% C 0.055 H 253.7°. Best body text is #FFFFFF at 13.79:1 contrast (WCAG AA passes).

Color values

HEX	#182E48
RGB	rgb(24, 46, 72)
HSL	hsl(213, 50%, 19%)
HSV	hsv(213, 67%, 28%)
CMYK	cmyk(66.7%, 36.1%, 0%, 71.8%)
CIE-LAB	lab(18.43, 0.73, -18.80)
CIE-LCH	lch(18.43, 18.82, 272.22°)
OKLab	oklab(29.68% -0.0156 -0.0531)
OKLCH	oklch(29.68% 0.055 253.7)
XYZ	xyz(2.5230, 2.6158, 6.5016)
Luminance	0.0262 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182E48 #483218

analogous

#184648 #182E48 #1A1848

triadic

#182E48 #48182E #2E4818

tetradic

#182E48 #481846 #483218 #18481A

square

#182E48 #481846 #483218 #18481A

split-complementary

#182E48 #481A18 #464818

monochromatic

#080F17 #09111A #182E48 #274B76 #3769A4

Accessibility & contrast

On white

13.79

#182E48 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#182E48 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182E48

13.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182E48	#FFFFFF	#000000	##FFFFFF
##182E48	1.00	13.79	1.52	13.79
#FFFFFF	13.79	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#232F49

Deuteranopia (green-blind)

#1D2B47

Tritanopia (blue-blind)

#003437

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #182e48;
/* rgb */ color: rgb(24, 46, 72);
/* oklch */ color: oklch(29.7% 0.055 253.7);

Tailwind

colors: {
  custom: {
    50: '#5a667b',
    500: '#182e48',
    950: '#000000',
  },
}

SCSS

$custom: #182e48;
$custom-light: #5a667b;
$custom-dark: #000000;

JSON

{
  "hex": "#182e48",
  "rgb": {
    "r": 24,
    "g": 46,
    "b": 72
  },
  "hsl": {
    "h": 212.5,
    "s": 50,
    "l": 18.824
  },
  "oklch": {
    "l": 0.29678,
    "c": 0.05534,
    "h": 253.7
  },
  "luminance": 0.02616
}

Semantic roles & 50–950 ramp

primary

#182E48

secondary

#7F613D

accent

#9A4EDA

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#040509

muted

#797A7B

Preview Lab

Preview with #182E48

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

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