#181052#181052

#181052 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.9% C 0.113 H 279.0°. Best body text is #FFFFFF at 17.01:1 contrast (WCAG AA passes).

Color values

HEX	#181052
RGB	rgb(24, 16, 82)
HSL	hsl(247, 67%, 19%)
HSV	hsv(247, 80%, 32%)
CMYK	cmyk(70.7%, 80.5%, 0%, 67.8%)
CIE-LAB	lab(10.36, 26.32, -38.65)
CIE-LCH	lch(10.36, 46.77, 304.26°)
OKLab	oklab(23.87% 0.0176 -0.1116)
OKLCH	oklch(23.87% 0.113 279)
XYZ	xyz(2.0845, 1.1738, 8.0977)
Luminance	0.0117 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181052 #4A5210

analogous

#102952 #181052 #391052

triadic

#181052 #521810 #105218

tetradic

#181052 #521029 #4A5210 #105239

square

#181052 #521029 #4A5210 #105239

split-complementary

#181052 #523910 #295210

monochromatic

#07051A #09061F #181052 #271A85 #3624B8

Accessibility & contrast

On white

17.01

#181052 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#181052 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181052

17.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181052	#FFFFFF	#000000	##FFFFFF
##181052	1.00	17.01	1.23	17.01
#FFFFFF	17.01	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F54

Deuteranopia (green-blind)

#001A51

Tritanopia (blue-blind)

#002330

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #181052;
/* rgb */ color: rgb(24, 16, 82);
/* oklch */ color: oklch(23.9% 0.113 279.0);

Tailwind

colors: {
  custom: {
    50: '#5e4f83',
    500: '#181052',
    950: '#000000',
  },
}

SCSS

$custom: #181052;
$custom-light: #5e4f83;
$custom-dark: #000000;

JSON

{
  "hex": "#181052",
  "rgb": {
    "r": 24,
    "g": 16,
    "b": 82
  },
  "hsl": {
    "h": 247.273,
    "s": 67.347,
    "l": 19.216
  },
  "oklch": {
    "l": 0.23872,
    "c": 0.11297,
    "h": 279
  },
  "luminance": 0.01174
}

Semantic roles & 50–950 ramp

primary

#181052

secondary

#818C32

accent

#EA3ED5

background

#F5F4F8

surface

#EAE7EF

border

#C6C3CA

text

#05020B

muted

#79787C

Preview Lab

Preview with #181052

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

Preview Lab → · Contrast checker → · Palette generator →