#18396F#18396F

#18396F is a dark, moderate blue. Relative luminance 0.043; OKLCH L 35.2% C 0.101 H 259.8°. Best body text is #FFFFFF at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#18396F
RGB	rgb(24, 57, 111)
HSL	hsl(217, 64%, 26%)
HSV	hsv(217, 78%, 44%)
CMYK	cmyk(78.4%, 48.6%, 0%, 56.5%)
CIE-LAB	lab(24.54, 8.90, -34.79)
CIE-LCH	lch(24.54, 35.91, 284.35°)
OKLab	oklab(35.23% -0.018 -0.0998)
OKLCH	oklch(35.23% 0.101 259.8)
XYZ	xyz(4.7080, 4.2676, 15.6114)
Luminance	0.0427 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18396F #6F4E18

analogous

#18656F #18396F #23186F

triadic

#18396F #6F1839 #396F18

tetradic

#18396F #6F1865 #6F4E18 #186F23

square

#18396F #6F1865 #6F4E18 #186F23

split-complementary

#18396F #6F2318 #656F18

monochromatic

#050D19 #0D1F3D #18396F #2353A1 #2F6DD2

Accessibility & contrast

On white

11.33

#18396F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#18396F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18396F

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18396F	#FFFFFF	#000000	##FFFFFF
##18396F	1.00	11.33	1.85	11.33
#FFFFFF	11.33	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C3F71

Deuteranopia (green-blind)

#08376E

Tritanopia (blue-blind)

#00464E

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #18396f;
/* rgb */ color: rgb(24, 57, 111);
/* oklch */ color: oklch(35.2% 0.101 259.8);

Tailwind

colors: {
  custom: {
    50: '#636e99',
    500: '#18396f',
    950: '#000000',
  },
}

SCSS

$custom: #18396f;
$custom-light: #636e99;
$custom-dark: #000000;

JSON

{
  "hex": "#18396f",
  "rgb": {
    "r": 24,
    "g": 57,
    "b": 111
  },
  "hsl": {
    "h": 217.241,
    "s": 64.444,
    "l": 26.471
  },
  "oklch": {
    "l": 0.35225,
    "c": 0.10137,
    "h": 259.8
  },
  "luminance": 0.04268
}

Semantic roles & 50–950 ramp

primary

#18396F

secondary

#A57E3E

accent

#A840E7

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #18396F

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

Preview Lab → · Contrast checker → · Palette generator →