#183993#183993

#183993 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.3% C 0.153 H 264.6°. Best body text is #FFFFFF at 10.27:1 contrast (WCAG AA passes).

Color values

HEX	#183993
RGB	rgb(24, 57, 147)
HSL	hsl(224, 72%, 34%)
HSV	hsv(224, 84%, 58%)
CMYK	cmyk(83.7%, 61.2%, 0%, 42.4%)
CIE-LAB	lab(27.37, 23.68, -52.76)
CIE-LCH	lch(27.37, 57.83, 294.17°)
OKLab	oklab(38.27% -0.0143 -0.1526)
OKLCH	oklch(38.27% 0.153 264.6)
XYZ	xyz(7.1044, 5.2262, 28.2324)
Luminance	0.0523 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183993 #937218

analogous

#187693 #183993 #341893

triadic

#183993 #931839 #399318

tetradic

#183993 #931876 #937218 #189334

square

#183993 #931876 #937218 #189334

split-complementary

#183993 #933418 #769318

monochromatic

#07102A #0F255E #183993 #214DC8 #456FE1

Accessibility & contrast

On white

10.27

#183993 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#183993 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183993

10.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183993	#FFFFFF	#000000	##FFFFFF
##183993	1.00	10.27	2.05	10.27
#FFFFFF	10.27	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004796

Deuteranopia (green-blind)

#003B91

Tritanopia (blue-blind)

#005060

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #183993;
/* rgb */ color: rgb(24, 57, 147);
/* oklch */ color: oklch(38.3% 0.153 264.6);

Tailwind

colors: {
  custom: {
    50: '#6c6eb3',
    500: '#183993',
    950: '#000000',
  },
}

SCSS

$custom: #183993;
$custom-light: #6c6eb3;
$custom-dark: #000000;

JSON

{
  "hex": "#183993",
  "rgb": {
    "r": 24,
    "g": 57,
    "b": 147
  },
  "hsl": {
    "h": 223.902,
    "s": 71.93,
    "l": 33.529
  },
  "oklch": {
    "l": 0.38265,
    "c": 0.15327,
    "h": 264.6
  },
  "luminance": 0.05227
}

Semantic roles & 50–950 ramp

primary

#183993

secondary

#C2A045

accent

#BE39EF

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #183993

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

Preview Lab → · Contrast checker → · Palette generator →