#18418C#18418C

#18418C is a dark, vivid blue. Relative luminance 0.059; OKLCH L 39.4% C 0.133 H 261.2°. Best body text is #FFFFFF at 9.66:1 contrast (WCAG AA passes).

Color values

HEX	#18418C
RGB	rgb(24, 65, 140)
HSL	hsl(219, 71%, 32%)
HSV	hsv(219, 83%, 55%)
CMYK	cmyk(82.9%, 53.6%, 0%, 45.1%)
CIE-LAB	lab(29.08, 15.28, -45.67)
CIE-LCH	lch(29.08, 48.16, 288.50°)
OKLab	oklab(39.37% -0.0203 -0.1316)
OKLCH	oklch(39.37% 0.133 261.2)
XYZ	xyz(6.9989, 5.8674, 25.5695)
Luminance	0.0587 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18418C #8C6318

analogous

#187B8C #18418C #29188C

triadic

#18418C #8C1841 #418C18

tetradic

#18418C #8C187B #8C6318 #188C29

square

#18418C #8C187B #8C6318 #188C29

split-complementary

#18418C #8C2918 #7B8C18

monochromatic

#061024 #0F2958 #18418C #2159C0 #4078DE

Accessibility & contrast

On white

9.66

#18418C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#18418C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18418C

9.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18418C	#FFFFFF	#000000	##FFFFFF
##18418C	1.00	9.66	2.17	9.66
#FFFFFF	9.66	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B4A8F

Deuteranopia (green-blind)

#00408B

Tritanopia (blue-blind)

#005360

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #18418c;
/* rgb */ color: rgb(24, 65, 140);
/* oklch */ color: oklch(39.4% 0.133 261.2);

Tailwind

colors: {
  custom: {
    50: '#6a75ae',
    500: '#18418c',
    950: '#000000',
  },
}

SCSS

$custom: #18418c;
$custom-light: #6a75ae;
$custom-dark: #000000;

JSON

{
  "hex": "#18418c",
  "rgb": {
    "r": 24,
    "g": 65,
    "b": 140
  },
  "hsl": {
    "h": 218.793,
    "s": 70.732,
    "l": 32.157
  },
  "oklch": {
    "l": 0.39374,
    "c": 0.1332,
    "h": 261.2
  },
  "luminance": 0.05868
}

Semantic roles & 50–950 ramp

primary

#18418C

secondary

#BF9241

accent

#AE3AED

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #18418C

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

Preview Lab → · Contrast checker → · Palette generator →