#18124A#18124A

#18124A is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 23.3% C 0.099 H 280.3°. Best body text is #FFFFFF at 17.15:1 contrast (WCAG AA passes).

Color values

HEX	#18124A
RGB	rgb(24, 18, 74)
HSL	hsl(246, 61%, 18%)
HSV	hsv(246, 76%, 29%)
CMYK	cmyk(67.6%, 75.7%, 0%, 71%)
CIE-LAB	lab(9.96, 22.07, -33.79)
CIE-LCH	lch(9.96, 40.36, 303.15°)
OKLab	oklab(23.32% 0.0177 -0.0974)
OKLCH	oklch(23.32% 0.099 280.3)
XYZ	xyz(1.8286, 1.1211, 6.5973)
Luminance	0.0112 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18124A #444A12

analogous

#12284A #18124A #34124A

triadic

#18124A #4A1812 #124A18

tetradic

#18124A #4A1228 #444A12 #124A34

square

#18124A #4A1228 #444A12 #124A34

split-complementary

#18124A #4A3412 #284A12

monochromatic

#080619 #080619 #18124A #281E7B #382AAC

Accessibility & contrast

On white

17.15

#18124A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#18124A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18124A

17.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18124A	#FFFFFF	#000000	##FFFFFF
##18124A	1.00	17.15	1.22	17.15
#FFFFFF	17.15	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D4C

Deuteranopia (green-blind)

#001949

Tritanopia (blue-blind)

#00212C

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #18124a;
/* rgb */ color: rgb(24, 18, 74);
/* oklch */ color: oklch(23.3% 0.099 280.3);

Tailwind

colors: {
  custom: {
    50: '#5c507d',
    500: '#18124a',
    950: '#000000',
  },
}

SCSS

$custom: #18124a;
$custom-light: #5c507d;
$custom-dark: #000000;

JSON

{
  "hex": "#18124a",
  "rgb": {
    "r": 24,
    "g": 18,
    "b": 74
  },
  "hsl": {
    "h": 246.429,
    "s": 60.87,
    "l": 18.039
  },
  "oklch": {
    "l": 0.23321,
    "c": 0.09897,
    "h": 280.3
  },
  "luminance": 0.01121
}

Semantic roles & 50–950 ramp

primary

#18124A

secondary

#7B8335

accent

#E444D3

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04020A

muted

#79787C

Preview Lab

Preview with #18124A

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

Preview Lab → · Contrast checker → · Palette generator →