#143359#143359

#143359 is a dark, moderate cyan. Relative luminance 0.032; OKLCH L 31.9% C 0.077 H 255.0°. Best body text is #FFFFFF at 12.75:1 contrast (WCAG AA passes).

Color values

HEX	#143359
RGB	rgb(20, 51, 89)
HSL	hsl(213, 63%, 21%)
HSV	hsv(213, 78%, 35%)
CMYK	cmyk(77.5%, 42.7%, 0%, 65.1%)
CIE-LAB	lab(20.97, 3.34, -26.20)
CIE-LCH	lch(20.97, 26.41, 277.28°)
OKLab	oklab(31.94% -0.02 -0.0747)
OKLCH	oklch(31.94% 0.077 255)
XYZ	xyz(3.2748, 3.2373, 9.9015)
Luminance	0.0324 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143359 #593A14

analogous

#145659 #143359 #171459

triadic

#143359 #591433 #335914

tetradic

#143359 #591456 #593A14 #145917

square

#143359 #591456 #593A14 #145917

split-complementary

#143359 #591714 #565914

monochromatic

#060E19 #091627 #143359 #1F508B #2A6CBD

Accessibility & contrast

On white

12.75

#143359 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#143359 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143359

12.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143359	#FFFFFF	#000000	##FFFFFF
##143359	1.00	12.75	1.65	12.75
#FFFFFF	12.75	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#21365B

Deuteranopia (green-blind)

#162F58

Tritanopia (blue-blind)

#003C41

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #143359;
/* rgb */ color: rgb(20, 51, 89);
/* oklch */ color: oklch(31.9% 0.077 255.0);

Tailwind

colors: {
  custom: {
    50: '#5c6a88',
    500: '#143359',
    950: '#000000',
  },
}

SCSS

$custom: #143359;
$custom-light: #5c6a88;
$custom-dark: #000000;

JSON

{
  "hex": "#143359",
  "rgb": {
    "r": 20,
    "g": 51,
    "b": 89
  },
  "hsl": {
    "h": 213.043,
    "s": 63.303,
    "l": 21.373
  },
  "oklch": {
    "l": 0.31944,
    "c": 0.07732,
    "h": 255
  },
  "luminance": 0.03238
}

Semantic roles & 50–950 ramp

primary

#143359

secondary

#916938

accent

#9C41E6

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#04060B

muted

#797A7C

Preview Lab

Preview with #143359

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

Preview Lab → · Contrast checker → · Palette generator →