#18328A#18328A

#18328A is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.0% C 0.150 H 266.1°. Best body text is #FFFFFF at 11.28:1 contrast (WCAG AA passes).

Color values

HEX	#18328A
RGB	rgb(24, 50, 138)
HSL	hsl(226, 70%, 32%)
HSV	hsv(226, 83%, 54%)
CMYK	cmyk(82.6%, 63.8%, 0%, 45.9%)
CIE-LAB	lab(24.67, 24.92, -51.61)
CIE-LCH	lch(24.67, 57.31, 295.77°)
OKLab	oklab(36.01% -0.0103 -0.1493)
OKLCH	oklch(36.01% 0.15 266.1)
XYZ	xyz(6.1031, 4.3097, 24.5500)
Luminance	0.0431 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18328A #8A7018

analogous

#186B8A #18328A #37188A

triadic

#18328A #8A1832 #328A18

tetradic

#18328A #8A186B #8A7018 #188A37

square

#18328A #8A186B #8A7018 #188A37

split-complementary

#18328A #8A3718 #6B8A18

monochromatic

#060C22 #0F1F56 #18328A #2145BE #3F63DE

Accessibility & contrast

On white

11.28

#18328A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#18328A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18328A

11.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18328A	#FFFFFF	#000000	##FFFFFF
##18328A	1.00	11.28	1.86	11.28
#FFFFFF	11.28	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00408D

Deuteranopia (green-blind)

#003588

Tritanopia (blue-blind)

#004959

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #18328a;
/* rgb */ color: rgb(24, 50, 138);
/* oklch */ color: oklch(36.0% 0.150 266.1);

Tailwind

colors: {
  custom: {
    50: '#6a69ad',
    500: '#18328a',
    950: '#000000',
  },
}

SCSS

$custom: #18328a;
$custom-light: #6a69ad;
$custom-dark: #000000;

JSON

{
  "hex": "#18328a",
  "rgb": {
    "r": 24,
    "g": 50,
    "b": 138
  },
  "hsl": {
    "h": 226.316,
    "s": 70.37,
    "l": 31.765
  },
  "oklch": {
    "l": 0.36008,
    "c": 0.14968,
    "h": 266.1
  },
  "luminance": 0.0431
}

Semantic roles & 50–950 ramp

primary

#18328A

secondary

#BDA140

accent

#C43BED

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#080610

muted

#7A7A7F

Preview Lab

Preview with #18328A

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

Preview Lab → · Contrast checker → · Palette generator →