#18208F#18208F

#18208F is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.4% C 0.177 H 269.2°. Best body text is #FFFFFF at 12.79:1 contrast (WCAG AA passes).

Color values

HEX	#18208F
RGB	rgb(24, 32, 143)
HSL	hsl(236, 71%, 33%)
HSV	hsv(236, 83%, 56%)
CMYK	cmyk(83.2%, 77.6%, 0%, 43.9%)
CIE-LAB	lab(20.86, 38.51, -60.98)
CIE-LCH	lch(20.86, 72.12, 302.27°)
OKLab	oklab(33.4% -0.0025 -0.1767)
OKLCH	oklch(33.4% 0.177 269.2)
XYZ	xyz(5.8494, 3.2097, 26.2925)
Luminance	0.0321 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18208F #8F8718

analogous

#185C8F #18208F #4B188F

triadic

#18208F #8F1820 #208F18

tetradic

#18208F #8F185C #8F8718 #188F4B

square

#18208F #8F185C #8F8718 #188F4B

split-complementary

#18208F #8F4B18 #5C8F18

monochromatic

#060926 #0F145B #18208F #212CC3 #424DDF

Accessibility & contrast

On white

12.79

#18208F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#18208F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18208F

12.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18208F	#FFFFFF	#000000	##FFFFFF
##18208F	1.00	12.79	1.64	12.79
#FFFFFF	12.79	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003892

Deuteranopia (green-blind)

#002C8D

Tritanopia (blue-blind)

#004156

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #18208f;
/* rgb */ color: rgb(24, 32, 143);
/* oklch */ color: oklch(33.4% 0.177 269.2);

Tailwind

colors: {
  custom: {
    50: '#6d5db1',
    500: '#18208f',
    950: '#000000',
  },
}

SCSS

$custom: #18208f;
$custom-light: #6d5db1;
$custom-dark: #000000;

JSON

{
  "hex": "#18208f",
  "rgb": {
    "r": 24,
    "g": 32,
    "b": 143
  },
  "hsl": {
    "h": 235.966,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.33402,
    "c": 0.17671,
    "h": 269.2
  },
  "luminance": 0.0321
}

Semantic roles & 50–950 ramp

primary

#18208F

secondary

#C0B843

accent

#E23AEE

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #18208F

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

Preview Lab → · Contrast checker → · Palette generator →