#18164A#18164A

#18164A is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.1% C 0.093 H 278.5°. Best body text is #FFFFFF at 16.77:1 contrast (WCAG AA passes).

Color values

HEX	#18164A
RGB	rgb(24, 22, 74)
HSL	hsl(242, 54%, 19%)
HSV	hsv(242, 70%, 29%)
CMYK	cmyk(67.6%, 70.3%, 0%, 71%)
CIE-LAB	lab(11.01, 19.26, -32.08)
CIE-LCH	lch(11.01, 37.42, 300.98°)
OKLab	oklab(24.08% 0.0137 -0.0923)
OKLCH	oklch(24.08% 0.093 278.5)
XYZ	xyz(1.8992, 1.2623, 6.6208)
Luminance	0.0126 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18164A #484A16

analogous

#162E4A #18164A #32164A

triadic

#18164A #4A1816 #164A18

tetradic

#18164A #4A162E #484A16 #164A32

square

#18164A #4A162E #484A16 #164A32

split-complementary

#18164A #4A3216 #2E4A16

monochromatic

#080718 #09081B #18164A #272479 #3732A8

Accessibility & contrast

On white

16.77

#18164A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#18164A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18164A

16.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18164A	#FFFFFF	#000000	##FFFFFF
##18164A	1.00	16.77	1.25	16.77
#FFFFFF	16.77	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00204C

Deuteranopia (green-blind)

#001B49

Tritanopia (blue-blind)

#00232D

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #18164a;
/* rgb */ color: rgb(24, 22, 74);
/* oklch */ color: oklch(24.1% 0.093 278.5);

Tailwind

colors: {
  custom: {
    50: '#5c537d',
    500: '#18164a',
    950: '#000000',
  },
}

SCSS

$custom: #18164a;
$custom-light: #5c537d;
$custom-dark: #000000;

JSON

{
  "hex": "#18164a",
  "rgb": {
    "r": 24,
    "g": 22,
    "b": 74
  },
  "hsl": {
    "h": 242.308,
    "s": 54.167,
    "l": 18.824
  },
  "oklch": {
    "l": 0.2408,
    "c": 0.09337,
    "h": 278.5
  },
  "luminance": 0.01262
}

Semantic roles & 50–950 ramp

primary

#18164A

secondary

#7F823A

accent

#DE4AD8

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04020A

muted

#79787C

Preview Lab

Preview with #18164A

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

Preview Lab → · Contrast checker → · Palette generator →