#18244E#18244E

#18244E is a dark, moderate blue. Relative luminance 0.020; OKLCH L 27.6% C 0.079 H 268.8°. Best body text is #FFFFFF at 14.99:1 contrast (WCAG AA passes).

Color values

HEX	#18244E
RGB	rgb(24, 36, 78)
HSL	hsl(227, 53%, 20%)
HSV	hsv(227, 69%, 31%)
CMYK	cmyk(69.2%, 53.8%, 0%, 69.4%)
CIE-LAB	lab(15.52, 10.47, -27.53)
CIE-LCH	lch(15.52, 29.45, 290.83°)
OKLab	oklab(27.55% -0.0017 -0.0788)
OKLCH	oklch(27.55% 0.079 268.8)
XYZ	xyz(2.3822, 2.0058, 7.4679)
Luminance	0.0201 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18244E #4E4218

analogous

#183F4E #18244E #27184E

triadic

#18244E #4E1824 #244E18

tetradic

#18244E #4E183F #4E4218 #184E27

square

#18244E #4E183F #4E4218 #184E27

split-complementary

#18244E #4E2718 #3F4E18

monochromatic

#070B17 #0A0E1F #18244E #263A7D #354FAC

Accessibility & contrast

On white

14.99

#18244E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#18244E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18244E

14.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18244E	#FFFFFF	#000000	##FFFFFF
##18244E	1.00	14.99	1.40	14.99
#FFFFFF	14.99	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E2950

Deuteranopia (green-blind)

#04244D

Tritanopia (blue-blind)

#002E35

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #18244e;
/* rgb */ color: rgb(24, 36, 78);
/* oklch */ color: oklch(27.6% 0.079 268.8);

Tailwind

colors: {
  custom: {
    50: '#5b5e80',
    500: '#18244e',
    950: '#000000',
  },
}

SCSS

$custom: #18244e;
$custom-light: #5b5e80;
$custom-dark: #000000;

JSON

{
  "hex": "#18244e",
  "rgb": {
    "r": 24,
    "g": 36,
    "b": 78
  },
  "hsl": {
    "h": 226.667,
    "s": 52.941,
    "l": 20
  },
  "oklch": {
    "l": 0.27553,
    "c": 0.07881,
    "h": 268.8
  },
  "luminance": 0.02006
}

Semantic roles & 50–950 ramp

primary

#18244E

secondary

#85753D

accent

#BC4BDC

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04040A

muted

#79797C

Preview Lab

Preview with #18244E

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

Preview Lab → · Contrast checker → · Palette generator →