#143357#143357

#143357 is a dark, moderate cyan. Relative luminance 0.032; OKLCH L 31.8% C 0.074 H 254.0°. Best body text is #FFFFFF at 12.80:1 contrast (WCAG AA passes).

Color values

HEX	#143357
RGB	rgb(20, 51, 87)
HSL	hsl(212, 63%, 21%)
HSV	hsv(212, 77%, 34%)
CMYK	cmyk(77%, 41.4%, 0%, 65.9%)
CIE-LAB	lab(20.84, 2.51, -25.07)
CIE-LCH	lch(20.84, 25.20, 275.71°)
OKLab	oklab(31.8% -0.0205 -0.0714)
OKLCH	oklch(31.8% 0.074 254)
XYZ	xyz(3.1920, 3.2041, 9.4652)
Luminance	0.0320 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143357 #573814

analogous

#145457 #143357 #161457

triadic

#143357 #571433 #335714

tetradic

#143357 #571454 #573814 #145716

square

#143357 #571454 #573814 #145716

split-complementary

#143357 #571614 #545714

monochromatic

#060F19 #091625 #143357 #1F5089 #2B6DBB

Accessibility & contrast

On white

12.80

#143357 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#143357 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143357

12.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143357	#FFFFFF	#000000	##FFFFFF
##143357	1.00	12.80	1.64	12.80
#FFFFFF	12.80	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#223658

Deuteranopia (green-blind)

#182F56

Tritanopia (blue-blind)

#003B40

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #143357;
/* rgb */ color: rgb(20, 51, 87);
/* oklch */ color: oklch(31.8% 0.074 254.0);

Tailwind

colors: {
  custom: {
    50: '#5b6a86',
    500: '#143357',
    950: '#000000',
  },
}

SCSS

$custom: #143357;
$custom-light: #5b6a86;
$custom-dark: #000000;

JSON

{
  "hex": "#143357",
  "rgb": {
    "r": 20,
    "g": 51,
    "b": 87
  },
  "hsl": {
    "h": 212.239,
    "s": 62.617,
    "l": 20.98
  },
  "oklch": {
    "l": 0.31804,
    "c": 0.07429,
    "h": 254
  },
  "luminance": 0.03204
}

Semantic roles & 50–950 ramp

primary

#143357

secondary

#8F6738

accent

#9A42E6

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060B

muted

#797A7C

Preview Lab

Preview with #143357

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

Preview Lab → · Contrast checker → · Palette generator →