#18244A#18244A

#18244A is a dark, moderate blue. Relative luminance 0.019; OKLCH L 27.2% C 0.072 H 268.2°. Best body text is #FFFFFF at 15.11:1 contrast (WCAG AA passes).

Color values

HEX	#18244A
RGB	rgb(24, 36, 74)
HSL	hsl(226, 51%, 19%)
HSV	hsv(226, 68%, 29%)
CMYK	cmyk(67.6%, 51.4%, 0%, 71%)
CIE-LAB	lab(15.22, 8.84, -25.26)
CIE-LCH	lch(15.22, 26.76, 289.28°)
OKLab	oklab(27.23% -0.0023 -0.0721)
OKLCH	oklch(27.23% 0.072 268.2)
XYZ	xyz(2.2432, 1.9502, 6.7354)
Luminance	0.0195 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18244A #4A3E18

analogous

#183D4A #18244A #25184A

triadic

#18244A #4A1824 #244A18

tetradic

#18244A #4A183D #4A3E18 #184A25

square

#18244A #4A183D #4A3E18 #184A25

split-complementary

#18244A #4A2518 #3D4A18

monochromatic

#070B17 #090E1C #18244A #273A78 #3651A6

Accessibility & contrast

On white

15.11

#18244A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#18244A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18244A

15.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18244A	#FFFFFF	#000000	##FFFFFF
##18244A	1.00	15.11	1.39	15.11
#FFFFFF	15.11	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#12294B

Deuteranopia (green-blind)

#0A2449

Tritanopia (blue-blind)

#002D33

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #18244a;
/* rgb */ color: rgb(24, 36, 74);
/* oklch */ color: oklch(27.2% 0.072 268.2);

Tailwind

colors: {
  custom: {
    50: '#5b5e7d',
    500: '#18244a',
    950: '#000000',
  },
}

SCSS

$custom: #18244a;
$custom-light: #5b5e7d;
$custom-dark: #000000;

JSON

{
  "hex": "#18244a",
  "rgb": {
    "r": 24,
    "g": 36,
    "b": 74
  },
  "hsl": {
    "h": 225.6,
    "s": 51.02,
    "l": 19.216
  },
  "oklch": {
    "l": 0.27234,
    "c": 0.07218,
    "h": 268.2
  },
  "luminance": 0.0195
}

Semantic roles & 50–950 ramp

primary

#18244A

secondary

#81713D

accent

#B94DDA

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#040409

muted

#79797B

Preview Lab

Preview with #18244A

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

Preview Lab → · Contrast checker → · Palette generator →