#143D73#143D73

#143D73 is a dark, moderate cyan. Relative luminance 0.047; OKLCH L 36.4% C 0.103 H 256.8°. Best body text is #FFFFFF at 10.80:1 contrast (WCAG AA passes).

Color values

HEX	#143D73
RGB	rgb(20, 61, 115)
HSL	hsl(214, 70%, 26%)
HSV	hsv(214, 83%, 45%)
CMYK	cmyk(82.6%, 47%, 0%, 54.9%)
CIE-LAB	lab(25.93, 7.24, -35.11)
CIE-LCH	lch(25.93, 35.84, 281.65°)
OKLab	oklab(36.35% -0.0236 -0.1007)
OKLCH	oklch(36.35% 0.103 256.8)
XYZ	xyz(5.0506, 4.7234, 16.8619)
Luminance	0.0472 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143D73 #734A14

analogous

#146D73 #143D73 #1B1473

triadic

#143D73 #73143D #3D7314

tetradic

#143D73 #73146D #734A14 #14731B

square

#143D73 #73146D #734A14 #14731B

split-complementary

#143D73 #731B14 #6D7314

monochromatic

#050E1A #0B213F #143D73 #1D59A7 #2875DA

Accessibility & contrast

On white

10.80

#143D73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#143D73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143D73

10.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143D73	#FFFFFF	#000000	##FFFFFF
##143D73	1.00	10.80	1.94	10.80
#FFFFFF	10.80	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#214275

Deuteranopia (green-blind)

#0C3972

Tritanopia (blue-blind)

#004A52

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #143d73;
/* rgb */ color: rgb(20, 61, 115);
/* oklch */ color: oklch(36.4% 0.103 256.8);

Tailwind

colors: {
  custom: {
    50: '#62729c',
    500: '#143d73',
    950: '#000000',
  },
}

SCSS

$custom: #143d73;
$custom-light: #62729c;
$custom-dark: #000000;

JSON

{
  "hex": "#143d73",
  "rgb": {
    "r": 20,
    "g": 61,
    "b": 115
  },
  "hsl": {
    "h": 214.105,
    "s": 70.37,
    "l": 26.471
  },
  "oklch": {
    "l": 0.36351,
    "c": 0.10342,
    "h": 256.8
  },
  "luminance": 0.04724
}

Semantic roles & 50–950 ramp

primary

#143D73

secondary

#A9793A

accent

#A03BED

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #143D73

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

Preview Lab → · Contrast checker → · Palette generator →