#181244#181244

#181244 is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.7% C 0.090 H 281.9°. Best body text is #FFFFFF at 17.37:1 contrast (WCAG AA passes).

Color values

HEX	#181244
RGB	rgb(24, 18, 68)
HSL	hsl(247, 58%, 17%)
HSV	hsv(247, 74%, 27%)
CMYK	cmyk(64.7%, 73.5%, 0%, 73.3%)
CIE-LAB	lab(9.35, 19.82, -30.59)
CIE-LCH	lch(9.35, 36.45, 302.94°)
OKLab	oklab(22.69% 0.0186 -0.088)
OKLCH	oklch(22.69% 0.09 281.9)
XYZ	xyz(1.6361, 1.0441, 5.5830)
Luminance	0.0104 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 3.68

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181244 #3E4412

analogous

#122544 #181244 #311244

triadic

#181244 #441812 #124418

tetradic

#181244 #441225 #3E4412 #124431

square

#181244 #441225 #3E4412 #124431

split-complementary

#181244 #443112 #254412

monochromatic

#090618 #090618 #181244 #291F74 #3A2CA5

Accessibility & contrast

On white

17.37

#181244 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#181244 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181244

17.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181244	#FFFFFF	#000000	##FFFFFF
##181244	1.00	17.37	1.21	17.37
#FFFFFF	17.37	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C46

Deuteranopia (green-blind)

#001843

Tritanopia (blue-blind)

#021F29

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #181244;
/* rgb */ color: rgb(24, 18, 68);
/* oklch */ color: oklch(22.7% 0.090 281.9);

Tailwind

colors: {
  custom: {
    50: '#5b5078',
    500: '#181244',
    950: '#000000',
  },
}

SCSS

$custom: #181244;
$custom-light: #5b5078;
$custom-dark: #000000;

JSON

{
  "hex": "#181244",
  "rgb": {
    "r": 24,
    "g": 18,
    "b": 68
  },
  "hsl": {
    "h": 247.2,
    "s": 58.14,
    "l": 16.863
  },
  "oklch": {
    "l": 0.22694,
    "c": 0.08994,
    "h": 281.9
  },
  "luminance": 0.01044
}

Semantic roles & 50–950 ramp

primary

#181244

secondary

#747D35

accent

#E146CF

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040209

muted

#79787B

Preview Lab

Preview with #181244

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

Preview Lab → · Contrast checker → · Palette generator →