#143A43#143A43

#143A43 is a dark, muted cyan. Relative luminance 0.036; OKLCH L 32.6% C 0.045 H 215.9°. Best body text is #FFFFFF at 12.24:1 contrast (WCAG AA passes).

Color values

HEX	#143A43
RGB	rgb(20, 58, 67)
HSL	hsl(191, 54%, 17%)
HSV	hsv(191, 70%, 26%)
CMYK	cmyk(70.1%, 13.4%, 0%, 73.7%)
CIE-LAB	lab(22.23, -10.10, -9.56)
CIE-LCH	lch(22.23, 13.91, 223.42°)
OKLab	oklab(32.56% -0.0366 -0.0266)
OKLCH	oklch(32.56% 0.045 215.9)
XYZ	xyz(2.8143, 3.5798, 5.8518)
Luminance	0.0358 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143A43 #431D14

analogous

#144335 #143A43 #142343

triadic

#143A43 #43143A #3A4314

tetradic

#143A43 #351443 #431D14 #234314

square

#143A43 #351443 #431D14 #234314

split-complementary

#143A43 #431423 #433514

monochromatic

#071418 #071418 #143A43 #226372 #308CA1

Accessibility & contrast

On white

12.24

#143A43 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#143A43 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143A43

12.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143A43	#FFFFFF	#000000	##FFFFFF
##143A43	1.00	12.24	1.72	12.24
#FFFFFF	12.24	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343844

Deuteranopia (green-blind)

#2D3343

Tritanopia (blue-blind)

#003D3D

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #143a43;
/* rgb */ color: rgb(20, 58, 67);
/* oklch */ color: oklch(32.6% 0.045 215.9);

Tailwind

colors: {
  custom: {
    50: '#587077',
    500: '#143a43',
    950: '#000000',
  },
}

SCSS

$custom: #143a43;
$custom-light: #587077;
$custom-dark: #000000;

JSON

{
  "hex": "#143a43",
  "rgb": {
    "r": 20,
    "g": 58,
    "b": 67
  },
  "hsl": {
    "h": 191.489,
    "s": 54.023,
    "l": 17.059
  },
  "oklch": {
    "l": 0.32558,
    "c": 0.04525,
    "h": 215.9
  },
  "luminance": 0.0358
}

Semantic roles & 50–950 ramp

primary

#143A43

secondary

#7B4538

accent

#674ADD

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#040708

muted

#797A7B

Preview Lab

Preview with #143A43

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

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