#182140#182140

#182140 is a dark, muted blue. Relative luminance 0.017; OKLCH L 25.7% C 0.060 H 269.6°. Best body text is #FFFFFF at 15.78:1 contrast (WCAG AA passes).

Color values

HEX	#182140
RGB	rgb(24, 33, 64)
HSL	hsl(227, 45%, 17%)
HSV	hsv(227, 63%, 25%)
CMYK	cmyk(62.5%, 48.4%, 0%, 74.9%)
CIE-LAB	lab(13.54, 7.05, -21.02)
CIE-LCH	lch(13.54, 22.17, 288.55°)
OKLab	oklab(25.72% -0.0004 -0.0597)
OKLCH	oklch(25.72% 0.06 269.6)
XYZ	xyz(1.8457, 1.6519, 5.0711)
Luminance	0.0165 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182140 #403718

analogous

#183540 #182140 #231840

triadic

#182140 #401821 #214018

tetradic

#182140 #401835 #403718 #184023

square

#182140 #401835 #403718 #184023

split-complementary

#182140 #402318 #354018

monochromatic

#080B16 #080B16 #182140 #29386D #394F99

Accessibility & contrast

On white

15.78

#182140 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#182140 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182140

15.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182140	#FFFFFF	#000000	##FFFFFF
##182140	1.00	15.78	1.33	15.78
#FFFFFF	15.78	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#142541

Deuteranopia (green-blind)

#0F213F

Tritanopia (blue-blind)

#04282D

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #182140;
/* rgb */ color: rgb(24, 33, 64);
/* oklch */ color: oklch(25.7% 0.060 269.6);

Tailwind

colors: {
  custom: {
    50: '#595b75',
    500: '#182140',
    950: '#000000',
  },
}

SCSS

$custom: #182140;
$custom-light: #595b75;
$custom-dark: #000000;

JSON

{
  "hex": "#182140",
  "rgb": {
    "r": 24,
    "g": 33,
    "b": 64
  },
  "hsl": {
    "h": 226.5,
    "s": 45.455,
    "l": 17.255
  },
  "oklch": {
    "l": 0.25722,
    "c": 0.05973,
    "h": 269.6
  },
  "luminance": 0.01652
}

Semantic roles & 50–950 ramp

primary

#182140

secondary

#776A3D

accent

#B853D5

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030408

muted

#78797B

Preview Lab

Preview with #182140

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

Preview Lab → · Contrast checker → · Palette generator →