#143C47#143C47

#143C47 is a dark, muted cyan. Relative luminance 0.038; OKLCH L 33.3% C 0.048 H 219.1°. Best body text is #FFFFFF at 11.88:1 contrast (WCAG AA passes).

Color values

HEX	#143C47
RGB	rgb(20, 60, 71)
HSL	hsl(193, 56%, 18%)
HSV	hsv(193, 72%, 28%)
CMYK	cmyk(71.8%, 15.5%, 0%, 72.2%)
CIE-LAB	lab(23.12, -9.88, -10.88)
CIE-LCH	lch(23.12, 14.70, 227.76°)
OKLab	oklab(33.33% -0.0373 -0.0303)
OKLCH	oklch(33.33% 0.048 219.1)
XYZ	xyz(3.0412, 3.8350, 6.5400)
Luminance	0.0384 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143C47 #471F14

analogous

#144738 #143C47 #142247

triadic

#143C47 #47143C #3C4714

tetradic

#143C47 #381447 #471F14 #224714

square

#143C47 #381447 #471F14 #224714

split-complementary

#143C47 #471422 #473814

monochromatic

#071418 #071418 #143C47 #216477 #2F8DA6

Accessibility & contrast

On white

11.88

#143C47 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#143C47 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143C47

11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143C47	#FFFFFF	#000000	##FFFFFF
##143C47	1.00	11.88	1.77	11.88
#FFFFFF	11.88	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353A48

Deuteranopia (green-blind)

#2E3547

Tritanopia (blue-blind)

#00403F

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #143c47;
/* rgb */ color: rgb(20, 60, 71);
/* oklch */ color: oklch(33.3% 0.048 219.1);

Tailwind

colors: {
  custom: {
    50: '#59717a',
    500: '#143c47',
    950: '#000000',
  },
}

SCSS

$custom: #143c47;
$custom-light: #59717a;
$custom-dark: #000000;

JSON

{
  "hex": "#143c47",
  "rgb": {
    "r": 20,
    "g": 60,
    "b": 71
  },
  "hsl": {
    "h": 192.941,
    "s": 56.044,
    "l": 17.843
  },
  "oklch": {
    "l": 0.33327,
    "c": 0.04803,
    "h": 219.1
  },
  "luminance": 0.03835
}

Semantic roles & 50–950 ramp

primary

#143C47

secondary

#7F4738

accent

#6948DF

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#040709

muted

#797A7B

Preview Lab

Preview with #143C47

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

Preview Lab → · Contrast checker → · Palette generator →