#18386F#18386F

#18386F is a dark, moderate blue. Relative luminance 0.042; OKLCH L 35.0% C 0.103 H 260.5°. Best body text is #FFFFFF at 11.45:1 contrast (WCAG AA passes).

Color values

HEX	#18386F
RGB	rgb(24, 56, 111)
HSL	hsl(218, 64%, 26%)
HSV	hsv(218, 78%, 44%)
CMYK	cmyk(78.4%, 49.5%, 0%, 56.5%)
CIE-LAB	lab(24.22, 9.61, -35.29)
CIE-LCH	lch(24.22, 36.57, 285.23°)
OKLab	oklab(34.99% -0.017 -0.1013)
OKLCH	oklch(34.99% 0.103 260.5)
XYZ	xyz(4.6591, 4.1697, 15.5951)
Luminance	0.0417 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18386F #6F4F18

analogous

#18646F #18386F #24186F

triadic

#18386F #6F1838 #386F18

tetradic

#18386F #6F1864 #6F4F18 #186F24

square

#18386F #6F1864 #6F4F18 #186F24

split-complementary

#18386F #6F2418 #646F18

monochromatic

#050D19 #0D1F3D #18386F #2351A1 #2F6BD2

Accessibility & contrast

On white

11.45

#18386F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#18386F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18386F

11.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18386F	#FFFFFF	#000000	##FFFFFF
##18386F	1.00	11.45	1.83	11.45
#FFFFFF	11.45	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A3E71

Deuteranopia (green-blind)

#04366E

Tritanopia (blue-blind)

#00454E

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #18386f;
/* rgb */ color: rgb(24, 56, 111);
/* oklch */ color: oklch(35.0% 0.103 260.5);

Tailwind

colors: {
  custom: {
    50: '#636e99',
    500: '#18386f',
    950: '#000000',
  },
}

SCSS

$custom: #18386f;
$custom-light: #636e99;
$custom-dark: #000000;

JSON

{
  "hex": "#18386f",
  "rgb": {
    "r": 24,
    "g": 56,
    "b": 111
  },
  "hsl": {
    "h": 217.931,
    "s": 64.444,
    "l": 26.471
  },
  "oklch": {
    "l": 0.34985,
    "c": 0.10269,
    "h": 260.5
  },
  "luminance": 0.0417
}

Semantic roles & 50–950 ramp

primary

#18386F

secondary

#A57F3E

accent

#AA40E7

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #18386F

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

Preview Lab → · Contrast checker → · Palette generator →