#143E43#143E43

#143E43 is a dark, muted teal. Relative luminance 0.040; OKLCH L 33.7% C 0.046 H 206.1°. Best body text is #FFFFFF at 11.67:1 contrast (WCAG AA passes).

Color values

HEX	#143E43
RGB	rgb(20, 62, 67)
HSL	hsl(186, 54%, 17%)
HSV	hsv(186, 70%, 26%)
CMYK	cmyk(70.1%, 7.5%, 0%, 73.7%)
CIE-LAB	lab(23.67, -12.55, -7.38)
CIE-LCH	lch(23.67, 14.56, 210.46°)
OKLab	oklab(33.71% -0.0417 -0.0204)
OKLCH	oklch(33.71% 0.046 206.1)
XYZ	xyz(3.0238, 3.9989, 5.9216)
Luminance	0.0400 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143E43 #431914

analogous

#144331 #143E43 #142743

triadic

#143E43 #43143E #3E4314

tetradic

#143E43 #311443 #431914 #274314

square

#143E43 #311443 #431914 #274314

split-complementary

#143E43 #431427 #433114

monochromatic

#071618 #071618 #143E43 #226A72 #3095A1

Accessibility & contrast

On white

11.67

#143E43 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#143E43 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143E43

11.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143E43	#FFFFFF	#000000	##FFFFFF
##143E43	1.00	11.67	1.80	11.67
#FFFFFF	11.67	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393B43

Deuteranopia (green-blind)

#313643

Tritanopia (blue-blind)

#00413F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #143e43;
/* rgb */ color: rgb(20, 62, 67);
/* oklch */ color: oklch(33.7% 0.046 206.1);

Tailwind

colors: {
  custom: {
    50: '#587377',
    500: '#143e43',
    950: '#000000',
  },
}

SCSS

$custom: #143e43;
$custom-light: #587377;
$custom-dark: #000000;

JSON

{
  "hex": "#143e43",
  "rgb": {
    "r": 20,
    "g": 62,
    "b": 67
  },
  "hsl": {
    "h": 186.383,
    "s": 54.023,
    "l": 17.059
  },
  "oklch": {
    "l": 0.33714,
    "c": 0.04649,
    "h": 206.1
  },
  "luminance": 0.03999
}

Semantic roles & 50–950 ramp

primary

#143E43

secondary

#7B3F38

accent

#5A4ADD

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#040808

muted

#797B7B

Preview Lab

Preview with #143E43

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

Preview Lab → · Contrast checker → · Palette generator →