#181852#181852

#181852 is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.3% C 0.103 H 276.2°. Best body text is #FFFFFF at 16.26:1 contrast (WCAG AA passes).

Color values

HEX	#181852
RGB	rgb(24, 24, 82)
HSL	hsl(240, 55%, 21%)
HSV	hsv(240, 71%, 32%)
CMYK	cmyk(70.7%, 70.7%, 0%, 67.8%)
CIE-LAB	lab(12.33, 20.94, -35.43)
CIE-LCH	lch(12.33, 41.15, 300.59°)
OKLab	oklab(25.29% 0.011 -0.1022)
OKLCH	oklch(25.29% 0.103 276.2)
XYZ	xyz(2.2258, 1.4565, 8.1448)
Luminance	0.0146 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181852 #525218

analogous

#183552 #181852 #351852

triadic

#181852 #521818 #185218

tetradic

#181852 #521835 #525218 #185235

square

#181852 #521835 #525218 #185235

split-complementary

#181852 #523518 #355218

monochromatic

#070718 #0A0A23 #181852 #262681 #3434B1

Accessibility & contrast

On white

16.26

#181852 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#181852 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181852

16.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181852	#FFFFFF	#000000	##FFFFFF
##181852	1.00	16.26	1.29	16.26
#FFFFFF	16.26	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002354

Deuteranopia (green-blind)

#001E51

Tritanopia (blue-blind)

#002732

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #181852;
/* rgb */ color: rgb(24, 24, 82);
/* oklch */ color: oklch(25.3% 0.103 276.2);

Tailwind

colors: {
  custom: {
    50: '#5e5583',
    500: '#181852',
    950: '#000000',
  },
}

SCSS

$custom: #181852;
$custom-light: #5e5583;
$custom-dark: #000000;

JSON

{
  "hex": "#181852",
  "rgb": {
    "r": 24,
    "g": 24,
    "b": 82
  },
  "hsl": {
    "h": 240,
    "s": 54.717,
    "l": 20.784
  },
  "oklch": {
    "l": 0.25285,
    "c": 0.10275,
    "h": 276.2
  },
  "luminance": 0.01457
}

Semantic roles & 50–950 ramp

primary

#181852

secondary

#89893D

accent

#DE4ADE

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#05030B

muted

#79787C

Preview Lab

Preview with #181852

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

Preview Lab → · Contrast checker → · Palette generator →