#155C41#155C41

#155C41 is a dark, moderate teal. Relative luminance 0.082; OKLCH L 42.4% C 0.082 H 163.0°. Best body text is #FFFFFF at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#155C41
RGB	rgb(21, 92, 65)
HSL	hsl(157, 63%, 22%)
HSV	hsv(157, 77%, 36%)
CMYK	cmyk(77.2%, 0%, 29.3%, 63.9%)
CIE-LAB	lab(34.39, -28.71, 9.46)
CIE-LCH	lch(34.39, 30.23, 161.76°)
OKLab	oklab(42.43% -0.0787 0.0241)
OKLCH	oklch(42.43% 0.082 163)
XYZ	xyz(5.0900, 8.1948, 6.3135)
Luminance	0.0819 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155C41 #5C1530

analogous

#155C1E #155C41 #15545C

triadic

#155C41 #41155C #5C4115

tetradic

#155C41 #1E155C #5C1530 #545C15

square

#155C41 #1E155C #5C1530 #545C15

split-complementary

#155C41 #5C1554 #5C1E15

monochromatic

#061912 #0A2A1E #155C41 #208E64 #2CC087

Accessibility & contrast

On white

7.96

#155C41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#155C41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155C41

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155C41	#FFFFFF	#000000	##FFFFFF
##155C41	1.00	7.96	2.64	7.96
#FFFFFF	7.96	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A553F

Deuteranopia (green-blind)

#514E43

Tritanopia (blue-blind)

#005C55

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #155c41;
/* rgb */ color: rgb(21, 92, 65);
/* oklch */ color: oklch(42.4% 0.082 163.0);

Tailwind

colors: {
  custom: {
    50: '#5e8b75',
    500: '#155c41',
    950: '#000000',
  },
}

SCSS

$custom: #155c41;
$custom-light: #5e8b75;
$custom-dark: #000000;

JSON

{
  "hex": "#155c41",
  "rgb": {
    "r": 21,
    "g": 92,
    "b": 65
  },
  "hsl": {
    "h": 157.183,
    "s": 62.832,
    "l": 22.157
  },
  "oklch": {
    "l": 0.42433,
    "c": 0.08229,
    "h": 163
  },
  "luminance": 0.08195
}

Semantic roles & 50–950 ramp

primary

#155C41

secondary

#93395C

accent

#4280E6

background

#F5F8F7

surface

#EAF0ED

border

#C6CBC8

text

#050C08

muted

#797D7B

Preview Lab

Preview with #155C41

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

Preview Lab → · Contrast checker → · Palette generator →