#18459D#18459D

#18459D is a dark, vivid blue. Relative luminance 0.069; OKLCH L 41.7% C 0.152 H 261.9°. Best body text is #FFFFFF at 8.83:1 contrast (WCAG AA passes).

Color values

HEX	#18459D
RGB	rgb(24, 69, 157)
HSL	hsl(220, 73%, 35%)
HSV	hsv(220, 85%, 62%)
CMYK	cmyk(84.7%, 56.1%, 0%, 38.4%)
CIE-LAB	lab(31.54, 19.45, -52.06)
CIE-LCH	lch(31.54, 55.58, 290.49°)
OKLab	oklab(41.66% -0.0214 -0.1503)
OKLCH	oklch(41.66% 0.152 261.9)
XYZ	xyz(8.5884, 6.8837, 32.7678)
Luminance	0.0688 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18459D #9D7018

analogous

#18889D #18459D #2D189D

triadic

#18459D #9D1845 #459D18

tetradic

#18459D #9D1888 #9D7018 #189D2D

square

#18459D #9D1888 #9D7018 #189D2D

split-complementary

#18459D #9D2D18 #889D18

monochromatic

#081633 #102E68 #18459D #205CD2 #4C7FE4

Accessibility & contrast

On white

8.83

#18459D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#18459D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18459D

8.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18459D	#FFFFFF	#000000	##FFFFFF
##18459D	1.00	8.83	2.38	8.83
#FFFFFF	8.83	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051A0

Deuteranopia (green-blind)

#00449B

Tritanopia (blue-blind)

#005B6A

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #18459d;
/* rgb */ color: rgb(24, 69, 157);
/* oklch */ color: oklch(41.7% 0.152 261.9);

Tailwind

colors: {
  custom: {
    50: '#6e78bb',
    500: '#18459d',
    950: '#000000',
  },
}

SCSS

$custom: #18459d;
$custom-light: #6e78bb;
$custom-dark: #000000;

JSON

{
  "hex": "#18459d",
  "rgb": {
    "r": 24,
    "g": 69,
    "b": 157
  },
  "hsl": {
    "h": 219.699,
    "s": 73.481,
    "l": 35.49
  },
  "oklch": {
    "l": 0.4166,
    "c": 0.15185,
    "h": 261.9
  },
  "luminance": 0.06885
}

Semantic roles & 50–950 ramp

primary

#18459D

secondary

#C59C4B

accent

#B238F0

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080812

muted

#7B7B81

Preview Lab

Preview with #18459D

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

Preview Lab → · Contrast checker → · Palette generator →