#18244D#18244D

#18244D is a dark, moderate blue. Relative luminance 0.020; OKLCH L 27.5% C 0.077 H 268.6°. Best body text is #FFFFFF at 15.02:1 contrast (WCAG AA passes).

Color values

HEX	#18244D
RGB	rgb(24, 36, 77)
HSL	hsl(226, 52%, 20%)
HSV	hsv(226, 69%, 30%)
CMYK	cmyk(68.8%, 53.2%, 0%, 69.8%)
CIE-LAB	lab(15.44, 10.06, -26.96)
CIE-LCH	lch(15.44, 28.78, 290.47°)
OKLab	oklab(27.47% -0.0018 -0.0771)
OKLCH	oklch(27.47% 0.077 268.6)
XYZ	xyz(2.3467, 1.9916, 7.2805)
Luminance	0.0199 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18244D #4D4118

analogous

#183F4D #18244D #27184D

triadic

#18244D #4D1824 #244D18

tetradic

#18244D #4D183F #4D4118 #184D27

square

#18244D #4D183F #4D4118 #184D27

split-complementary

#18244D #4D2718 #3F4D18

monochromatic

#070B17 #090E1E #18244D #273A7C #3550AA

Accessibility & contrast

On white

15.02

#18244D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#18244D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18244D

15.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18244D	#FFFFFF	#000000	##FFFFFF
##18244D	1.00	15.02	1.40	15.02
#FFFFFF	15.02	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F294F

Deuteranopia (green-blind)

#05244C

Tritanopia (blue-blind)

#002D34

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #18244d;
/* rgb */ color: rgb(24, 36, 77);
/* oklch */ color: oklch(27.5% 0.077 268.6);

Tailwind

colors: {
  custom: {
    50: '#5b5e7f',
    500: '#18244d',
    950: '#000000',
  },
}

SCSS

$custom: #18244d;
$custom-light: #5b5e7f;
$custom-dark: #000000;

JSON

{
  "hex": "#18244d",
  "rgb": {
    "r": 24,
    "g": 36,
    "b": 77
  },
  "hsl": {
    "h": 226.415,
    "s": 52.475,
    "l": 19.804
  },
  "oklch": {
    "l": 0.27472,
    "c": 0.07716,
    "h": 268.6
  },
  "luminance": 0.01992
}

Semantic roles & 50–950 ramp

primary

#18244D

secondary

#84743D

accent

#BB4CDC

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04040A

muted

#79797C

Preview Lab

Preview with #18244D

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

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