#18376F#18376F

#18376F is a dark, moderate blue. Relative luminance 0.041; OKLCH L 34.7% C 0.104 H 261.1°. Best body text is #FFFFFF at 11.57:1 contrast (WCAG AA passes).

Color values

HEX	#18376F
RGB	rgb(24, 55, 111)
HSL	hsl(219, 64%, 26%)
HSV	hsv(219, 78%, 44%)
CMYK	cmyk(78.4%, 50.5%, 0%, 56.5%)
CIE-LAB	lab(23.91, 10.32, -35.79)
CIE-LCH	lch(23.91, 37.25, 286.08°)
OKLab	oklab(34.75% -0.0161 -0.1028)
OKLCH	oklch(34.75% 0.104 261.1)
XYZ	xyz(4.6111, 4.0738, 15.5791)
Luminance	0.0407 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18376F #6F5018

analogous

#18636F #18376F #25186F

triadic

#18376F #6F1837 #376F18

tetradic

#18376F #6F1863 #6F5018 #186F25

square

#18376F #6F1863 #6F5018 #186F25

split-complementary

#18376F #6F2518 #636F18

monochromatic

#050C19 #0D1E3D #18376F #2350A1 #2F69D2

Accessibility & contrast

On white

11.57

#18376F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#18376F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18376F

11.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18376F	#FFFFFF	#000000	##FFFFFF
##18376F	1.00	11.57	1.81	11.57
#FFFFFF	11.57	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#183D71

Deuteranopia (green-blind)

#00356E

Tritanopia (blue-blind)

#00444D

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #18376f;
/* rgb */ color: rgb(24, 55, 111);
/* oklch */ color: oklch(34.7% 0.104 261.1);

Tailwind

colors: {
  custom: {
    50: '#636d99',
    500: '#18376f',
    950: '#000000',
  },
}

SCSS

$custom: #18376f;
$custom-light: #636d99;
$custom-dark: #000000;

JSON

{
  "hex": "#18376f",
  "rgb": {
    "r": 24,
    "g": 55,
    "b": 111
  },
  "hsl": {
    "h": 218.621,
    "s": 64.444,
    "l": 26.471
  },
  "oklch": {
    "l": 0.34746,
    "c": 0.10401,
    "h": 261.1
  },
  "luminance": 0.04074
}

Semantic roles & 50–950 ramp

primary

#18376F

secondary

#A5803E

accent

#AC40E7

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #18376F

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

Preview Lab → · Contrast checker → · Palette generator →