#18198D#18198D

#18198D is a dark, vivid blue. Relative luminance 0.028; OKLCH L 32.2% C 0.181 H 269.9°. Best body text is #FFFFFF at 13.44:1 contrast (WCAG AA passes).

Color values

HEX	#18198D
RGB	rgb(24, 25, 141)
HSL	hsl(239, 71%, 32%)
HSV	hsv(239, 83%, 55%)
CMYK	cmyk(83%, 82.3%, 0%, 44.7%)
CIE-LAB	lab(19.27, 41.71, -62.37)
CIE-LCH	lch(19.27, 75.03, 303.77°)
OKLab	oklab(32.21% -0.0002 -0.1806)
OKLCH	oklch(32.21% 0.181 269.9)
XYZ	xyz(5.5304, 2.8119, 25.4454)
Luminance	0.0281 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18198D #8D8C18

analogous

#18548D #18198D #51188D

triadic

#18198D #8D1819 #198D18

tetradic

#18198D #8D1854 #8D8C18 #188D51

square

#18198D #8D1854 #8D8C18 #188D51

split-complementary

#18198D #8D5118 #548D18

monochromatic

#060624 #0F1059 #18198D #2122C1 #4142DF

Accessibility & contrast

On white

13.44

#18198D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#18198D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18198D

13.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18198D	#FFFFFF	#000000	##FFFFFF
##18198D	1.00	13.44	1.56	13.44
#FFFFFF	13.44	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003590

Deuteranopia (green-blind)

#00298B

Tritanopia (blue-blind)

#003E54

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #18198d;
/* rgb */ color: rgb(24, 25, 141);
/* oklch */ color: oklch(32.2% 0.181 269.9);

Tailwind

colors: {
  custom: {
    50: '#6e59b0',
    500: '#18198d',
    950: '#000000',
  },
}

SCSS

$custom: #18198d;
$custom-light: #6e59b0;
$custom-dark: #000000;

JSON

{
  "hex": "#18198d",
  "rgb": {
    "r": 24,
    "g": 25,
    "b": 141
  },
  "hsl": {
    "h": 239.487,
    "s": 70.909,
    "l": 32.353
  },
  "oklch": {
    "l": 0.32214,
    "c": 0.18061,
    "h": 269.9
  },
  "luminance": 0.02813
}

Semantic roles & 50–950 ramp

primary

#18198D

secondary

#BFBE42

accent

#EC3AEE

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #18198D

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

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