#18194B#18194B

#18194B is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.8% C 0.091 H 276.7°. Best body text is #FFFFFF at 16.41:1 contrast (WCAG AA passes).

Color values

HEX	#18194B
RGB	rgb(24, 25, 75)
HSL	hsl(239, 52%, 19%)
HSV	hsv(239, 68%, 29%)
CMYK	cmyk(68%, 66.7%, 0%, 70.6%)
CIE-LAB	lab(11.94, 17.47, -31.26)
CIE-LCH	lch(11.94, 35.81, 299.20°)
OKLab	oklab(24.79% 0.0105 -0.0899)
OKLCH	oklch(24.79% 0.091 276.7)
XYZ	xyz(1.9939, 1.3973, 6.8199)
Luminance	0.0140 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18194B #4B4A18

analogous

#18334B #18194B #31184B

triadic

#18194B #4B1819 #194B18

tetradic

#18194B #4B1833 #4B4A18 #184B31

square

#18194B #4B1833 #4B4A18 #184B31

split-complementary

#18194B #4B3118 #334B18

monochromatic

#070817 #090A1D #18194B #272879 #3638A8

Accessibility & contrast

On white

16.41

#18194B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#18194B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18194B

16.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18194B	#FFFFFF	#000000	##FFFFFF
##18194B	1.00	16.41	1.28	16.41
#FFFFFF	16.41	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00224D

Deuteranopia (green-blind)

#001D4A

Tritanopia (blue-blind)

#00252F

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #18194b;
/* rgb */ color: rgb(24, 25, 75);
/* oklch */ color: oklch(24.8% 0.091 276.7);

Tailwind

colors: {
  custom: {
    50: '#5c557e',
    500: '#18194b',
    950: '#000000',
  },
}

SCSS

$custom: #18194b;
$custom-light: #5c557e;
$custom-dark: #000000;

JSON

{
  "hex": "#18194b",
  "rgb": {
    "r": 24,
    "g": 25,
    "b": 75
  },
  "hsl": {
    "h": 238.824,
    "s": 51.515,
    "l": 19.412
  },
  "oklch": {
    "l": 0.24793,
    "c": 0.09052,
    "h": 276.7
  },
  "luminance": 0.01397
}

Semantic roles & 50–950 ramp

primary

#18194B

secondary

#82803D

accent

#D84DDB

background

#F5F4F7

surface

#E9E8EE

border

#C5C4C9

text

#04030A

muted

#79787C

Preview Lab

Preview with #18194B

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

Preview Lab → · Contrast checker → · Palette generator →