#155C42#155C42

#155C42 is a dark, moderate teal. Relative luminance 0.082; OKLCH L 42.5% C 0.081 H 163.8°. Best body text is #FFFFFF at 7.95:1 contrast (WCAG AA passes).

Color values

HEX	#155C42
RGB	rgb(21, 92, 66)
HSL	hsl(158, 63%, 22%)
HSV	hsv(158, 77%, 36%)
CMYK	cmyk(77.2%, 0%, 28.3%, 63.9%)
CIE-LAB	lab(34.41, -28.46, 8.88)
CIE-LCH	lch(34.41, 29.81, 162.67°)
OKLab	oklab(42.46% -0.0781 0.0227)
OKLCH	oklch(42.46% 0.081 163.8)
XYZ	xyz(5.1192, 8.2065, 6.4674)
Luminance	0.0821 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155C42 #5C152F

analogous

#155C1E #155C42 #15535C

triadic

#155C42 #42155C #5C4215

tetradic

#155C42 #1E155C #5C152F #535C15

square

#155C42 #1E155C #5C152F #535C15

split-complementary

#155C42 #5C1553 #5C1E15

monochromatic

#061912 #0A2A1E #155C42 #208E66 #2CC089

Accessibility & contrast

On white

7.95

#155C42 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#155C42 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155C42

7.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155C42	#FFFFFF	#000000	##FFFFFF
##155C42	1.00	7.95	2.64	7.95
#FFFFFF	7.95	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5541

Deuteranopia (green-blind)

#514E44

Tritanopia (blue-blind)

#005C55

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #155c42;
/* rgb */ color: rgb(21, 92, 66);
/* oklch */ color: oklch(42.5% 0.081 163.8);

Tailwind

colors: {
  custom: {
    50: '#5e8b76',
    500: '#155c42',
    950: '#000000',
  },
}

SCSS

$custom: #155c42;
$custom-light: #5e8b76;
$custom-dark: #000000;

JSON

{
  "hex": "#155c42",
  "rgb": {
    "r": 21,
    "g": 92,
    "b": 66
  },
  "hsl": {
    "h": 158.028,
    "s": 62.832,
    "l": 22.157
  },
  "oklch": {
    "l": 0.42461,
    "c": 0.08136,
    "h": 163.8
  },
  "luminance": 0.08207
}

Semantic roles & 50–950 ramp

primary

#155C42

secondary

#93395A

accent

#427EE6

background

#F5F8F7

surface

#EAF0ED

border

#C6CBC8

text

#050C08

muted

#797D7B

Preview Lab

Preview with #155C42

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

Preview Lab → · Contrast checker → · Palette generator →