#18327F#18327F

#18327F is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.0% C 0.134 H 265.5°. Best body text is #FFFFFF at 11.66:1 contrast (WCAG AA passes).

Color values

HEX	#18327F
RGB	rgb(24, 50, 127)
HSL	hsl(225, 68%, 30%)
HSV	hsv(225, 81%, 50%)
CMYK	cmyk(81.1%, 60.6%, 0%, 50.2%)
CIE-LAB	lab(23.69, 20.48, -46.31)
CIE-LCH	lch(23.69, 50.64, 293.86°)
OKLab	oklab(34.98% -0.0104 -0.1338)
OKLCH	oklch(34.98% 0.134 265.5)
XYZ	xyz(5.3467, 4.0071, 20.5662)
Luminance	0.0401 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18327F #7F6518

analogous

#18667F #18327F #31187F

triadic

#18327F #7F1832 #327F18

tetradic

#18327F #7F1866 #7F6518 #187F31

square

#18327F #7F1866 #7F6518 #187F31

split-complementary

#18327F #7F3118 #667F18

monochromatic

#050A1A #0E1E4C #18327F #2246B2 #3861D9

Accessibility & contrast

On white

11.66

#18327F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#18327F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18327F

11.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18327F	#FFFFFF	#000000	##FFFFFF
##18327F	1.00	11.66	1.80	11.66
#FFFFFF	11.66	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D82

Deuteranopia (green-blind)

#00347E

Tritanopia (blue-blind)

#004553

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #18327f;
/* rgb */ color: rgb(24, 50, 127);
/* oklch */ color: oklch(35.0% 0.134 265.5);

Tailwind

colors: {
  custom: {
    50: '#6769a5',
    500: '#18327f',
    950: '#000000',
  },
}

SCSS

$custom: #18327f;
$custom-light: #6769a5;
$custom-dark: #000000;

JSON

{
  "hex": "#18327f",
  "rgb": {
    "r": 24,
    "g": 50,
    "b": 127
  },
  "hsl": {
    "h": 224.854,
    "s": 68.212,
    "l": 29.608
  },
  "oklch": {
    "l": 0.3498,
    "c": 0.13421,
    "h": 265.5
  },
  "luminance": 0.04008
}

Semantic roles & 50–950 ramp

primary

#18327F

secondary

#B3963F

accent

#BF3DEB

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #18327F

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

Preview Lab → · Contrast checker → · Palette generator →