#18327D#18327D

#18327D is a dark, vivid blue. Relative luminance 0.040; OKLCH L 34.8% C 0.131 H 265.4°. Best body text is #FFFFFF at 11.72:1 contrast (WCAG AA passes).

Color values

HEX	#18327D
RGB	rgb(24, 50, 125)
HSL	hsl(225, 68%, 29%)
HSV	hsv(225, 81%, 49%)
CMYK	cmyk(80.8%, 60%, 0%, 51%)
CIE-LAB	lab(23.52, 19.67, -45.33)
CIE-LCH	lch(23.52, 49.41, 293.45°)
OKLab	oklab(34.8% -0.0105 -0.1309)
OKLCH	oklch(34.8% 0.131 265.4)
XYZ	xyz(5.2177, 3.9555, 19.8866)
Luminance	0.0396 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18327D #7D6318

analogous

#18657D #18327D #30187D

triadic

#18327D #7D1832 #327D18

tetradic

#18327D #7D1865 #7D6318 #187D30

square

#18327D #7D1865 #7D6318 #187D30

split-complementary

#18327D #7D3018 #657D18

monochromatic

#050A1A #0E1D4A #18327D #2247B0 #3760D9

Accessibility & contrast

On white

11.72

#18327D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#18327D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18327D

11.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18327D	#FFFFFF	#000000	##FFFFFF
##18327D	1.00	11.72	1.79	11.72
#FFFFFF	11.72	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D80

Deuteranopia (green-blind)

#00347C

Tritanopia (blue-blind)

#004552

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #18327d;
/* rgb */ color: rgb(24, 50, 125);
/* oklch */ color: oklch(34.8% 0.131 265.4);

Tailwind

colors: {
  custom: {
    50: '#6769a3',
    500: '#18327d',
    950: '#000000',
  },
}

SCSS

$custom: #18327d;
$custom-light: #6769a3;
$custom-dark: #000000;

JSON

{
  "hex": "#18327d",
  "rgb": {
    "r": 24,
    "g": 50,
    "b": 125
  },
  "hsl": {
    "h": 224.554,
    "s": 67.785,
    "l": 29.216
  },
  "oklch": {
    "l": 0.34798,
    "c": 0.13133,
    "h": 265.4
  },
  "luminance": 0.03956
}

Semantic roles & 50–950 ramp

primary

#18327D

secondary

#B2943F

accent

#BE3DEB

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #18327D

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

Preview Lab → · Contrast checker → · Palette generator →