#182A47#182A47

#182A47 is a dark, muted blue. Relative luminance 0.023; OKLCH L 28.5% C 0.059 H 259.5°. Best body text is #FFFFFF at 14.37:1 contrast (WCAG AA passes).

Color values

HEX	#182A47
RGB	rgb(24, 42, 71)
HSL	hsl(217, 49%, 19%)
HSV	hsv(217, 66%, 28%)
CMYK	cmyk(66.2%, 40.8%, 0%, 72.2%)
CIE-LAB	lab(17.01, 3.20, -20.36)
CIE-LCH	lch(17.01, 20.61, 278.92°)
OKLab	oklab(28.55% -0.0106 -0.0577)
OKLCH	oklch(28.55% 0.059 259.5)
XYZ	xyz(2.3416, 2.3048, 6.2815)
Luminance	0.0231 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182A47 #473518

analogous

#184147 #182A47 #1D1847

triadic

#182A47 #47182A #2A4718

tetradic

#182A47 #471841 #473518 #18471D

square

#182A47 #471841 #473518 #18471D

split-complementary

#182A47 #471D18 #414718

monochromatic

#080E17 #090F19 #182A47 #274575 #3760A2

Accessibility & contrast

On white

14.37

#182A47 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#182A47 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182A47

14.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182A47	#FFFFFF	#000000	##FFFFFF
##182A47	1.00	14.37	1.46	14.37
#FFFFFF	14.37	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E2C48

Deuteranopia (green-blind)

#182846

Tritanopia (blue-blind)

#003135

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #182a47;
/* rgb */ color: rgb(24, 42, 71);
/* oklch */ color: oklch(28.5% 0.059 259.5);

Tailwind

colors: {
  custom: {
    50: '#5a637a',
    500: '#182a47',
    950: '#000000',
  },
}

SCSS

$custom: #182a47;
$custom-light: #5a637a;
$custom-dark: #000000;

JSON

{
  "hex": "#182a47",
  "rgb": {
    "r": 24,
    "g": 42,
    "b": 71
  },
  "hsl": {
    "h": 217.021,
    "s": 49.474,
    "l": 18.627
  },
  "oklch": {
    "l": 0.28549,
    "c": 0.05866,
    "h": 259.5
  },
  "luminance": 0.02305
}

Semantic roles & 50–950 ramp

primary

#182A47

secondary

#7E653D

accent

#A44FD9

background

#F5F5F7

surface

#E9EAED

border

#C5C6C8

text

#040509

muted

#79797B

Preview Lab

Preview with #182A47

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

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