#182A45#182A45

#182A45 is a dark, muted blue. Relative luminance 0.023; OKLCH L 28.4% C 0.055 H 258.3°. Best body text is #FFFFFF at 14.42:1 contrast (WCAG AA passes).

Color values

HEX	#182A45
RGB	rgb(24, 42, 69)
HSL	hsl(216, 48%, 18%)
HSV	hsv(216, 65%, 27%)
CMYK	cmyk(65.2%, 39.1%, 0%, 72.9%)
CIE-LAB	lab(16.89, 2.40, -19.18)
CIE-LCH	lch(16.89, 19.33, 277.13°)
OKLab	oklab(28.42% -0.0112 -0.0542)
OKLCH	oklch(28.42% 0.055 258.3)
XYZ	xyz(2.2785, 2.2796, 5.9490)
Luminance	0.0228 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182A45 #453318

analogous

#184045 #182A45 #1C1845

triadic

#182A45 #45182A #2A4518

tetradic

#182A45 #451840 #453318 #18451C

square

#182A45 #451840 #453318 #18451C

split-complementary

#182A45 #451C18 #404518

monochromatic

#080E17 #080E18 #182A45 #284672 #3861A0

Accessibility & contrast

On white

14.42

#182A45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#182A45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182A45

14.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182A45	#FFFFFF	#000000	##FFFFFF
##182A45	1.00	14.42	1.46	14.42
#FFFFFF	14.42	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F2C46

Deuteranopia (green-blind)

#192844

Tritanopia (blue-blind)

#003034

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #182a45;
/* rgb */ color: rgb(24, 42, 69);
/* oklch */ color: oklch(28.4% 0.055 258.3);

Tailwind

colors: {
  custom: {
    50: '#596379',
    500: '#182a45',
    950: '#000000',
  },
}

SCSS

$custom: #182a45;
$custom-light: #596379;
$custom-dark: #000000;

JSON

{
  "hex": "#182a45",
  "rgb": {
    "r": 24,
    "g": 42,
    "b": 69
  },
  "hsl": {
    "h": 216,
    "s": 48.387,
    "l": 18.235
  },
  "oklch": {
    "l": 0.28415,
    "c": 0.0554,
    "h": 258.3
  },
  "luminance": 0.0228
}

Semantic roles & 50–950 ramp

primary

#182A45

secondary

#7C633D

accent

#A250D8

background

#F5F5F7

surface

#E9EAED

border

#C5C6C8

text

#040509

muted

#79797B

Preview Lab

Preview with #182A45

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

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