#155D42#155D42

#155D42 is a dark, moderate teal. Relative luminance 0.084; OKLCH L 42.8% C 0.083 H 163.2°. Best body text is #FFFFFF at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#155D42
RGB	rgb(21, 93, 66)
HSL	hsl(158, 63%, 22%)
HSV	hsv(158, 77%, 36%)
CMYK	cmyk(77.4%, 0%, 29%, 63.5%)
CIE-LAB	lab(34.76, -28.92, 9.37)
CIE-LCH	lch(34.76, 30.40, 162.04°)
OKLab	oklab(42.75% -0.0793 0.0239)
OKLCH	oklch(42.75% 0.083 163.2)
XYZ	xyz(5.2064, 8.3809, 6.4965)
Luminance	0.0838 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155D42 #5D1530

analogous

#155D1E #155D42 #15545D

triadic

#155D42 #42155D #5D4215

tetradic

#155D42 #1E155D #5D1530 #545D15

square

#155D42 #1E155D #5D1530 #545D15

split-complementary

#155D42 #5D1554 #5D1E15

monochromatic

#061912 #0A2B1F #155D42 #208F65 #2CC189

Accessibility & contrast

On white

7.85

#155D42 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#155D42 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155D42

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155D42	#FFFFFF	#000000	##FFFFFF
##155D42	1.00	7.85	2.68	7.85
#FFFFFF	7.85	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5640

Deuteranopia (green-blind)

#524F44

Tritanopia (blue-blind)

#005D56

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #155d42;
/* rgb */ color: rgb(21, 93, 66);
/* oklch */ color: oklch(42.8% 0.083 163.2);

Tailwind

colors: {
  custom: {
    50: '#5e8b76',
    500: '#155d42',
    950: '#000000',
  },
}

SCSS

$custom: #155d42;
$custom-light: #5e8b76;
$custom-dark: #000000;

JSON

{
  "hex": "#155d42",
  "rgb": {
    "r": 21,
    "g": 93,
    "b": 66
  },
  "hsl": {
    "h": 157.5,
    "s": 63.158,
    "l": 22.353
  },
  "oklch": {
    "l": 0.42752,
    "c": 0.0828,
    "h": 163.2
  },
  "luminance": 0.08381
}

Semantic roles & 50–950 ramp

primary

#155D42

secondary

#94395C

accent

#427FE6

background

#F5F8F7

surface

#EAF0ED

border

#C6CBC8

text

#050C08

muted

#797D7B

Preview Lab

Preview with #155D42

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

Preview Lab → · Contrast checker → · Palette generator →