#18409F#18409F

#18409F is a dark, vivid blue. Relative luminance 0.064; OKLCH L 40.8% C 0.161 H 263.5°. Best body text is #FFFFFF at 9.24:1 contrast (WCAG AA passes).

Color values

HEX	#18409F
RGB	rgb(24, 64, 159)
HSL	hsl(222, 74%, 36%)
HSV	hsv(222, 85%, 62%)
CMYK	cmyk(84.9%, 59.7%, 0%, 37.6%)
CIE-LAB	lab(30.31, 23.68, -55.27)
CIE-LCH	lch(30.31, 60.13, 293.19°)
OKLab	oklab(40.78% -0.0181 -0.1599)
OKLCH	oklch(40.78% 0.161 263.5)
XYZ	xyz(8.4659, 6.3631, 33.5762)
Luminance	0.0636 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18409F #9F7718

analogous

#18839F #18409F #33189F

triadic

#18409F #9F1840 #409F18

tetradic

#18409F #9F1883 #9F7718 #189F33

square

#18409F #9F1883 #9F7718 #189F33

split-complementary

#18409F #9F3318 #839F18

monochromatic

#081535 #102B6A #18409F #2055D4 #4D7AE4

Accessibility & contrast

On white

9.24

#18409F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#18409F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18409F

9.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18409F	#FFFFFF	#000000	##FFFFFF
##18409F	1.00	9.24	2.27	9.24
#FFFFFF	9.24	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA2

Deuteranopia (green-blind)

#00419D

Tritanopia (blue-blind)

#005869

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #18409f;
/* rgb */ color: rgb(24, 64, 159);
/* oklch */ color: oklch(40.8% 0.161 263.5);

Tailwind

colors: {
  custom: {
    50: '#6f74bc',
    500: '#18409f',
    950: '#000000',
  },
}

SCSS

$custom: #18409f;
$custom-light: #6f74bc;
$custom-dark: #000000;

JSON

{
  "hex": "#18409f",
  "rgb": {
    "r": 24,
    "g": 64,
    "b": 159
  },
  "hsl": {
    "h": 222.222,
    "s": 73.77,
    "l": 35.882
  },
  "oklch": {
    "l": 0.40785,
    "c": 0.16089,
    "h": 263.5
  },
  "luminance": 0.06364
}

Semantic roles & 50–950 ramp

primary

#18409F

secondary

#C6A24D

accent

#BA37F0

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #18409F

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

Preview Lab → · Contrast checker → · Palette generator →