#155A41#155A41

#155A41 is a dark, moderate teal. Relative luminance 0.079; OKLCH L 41.9% C 0.079 H 164.2°. Best body text is #FFFFFF at 8.17:1 contrast (WCAG AA passes).

Color values

HEX	#155A41
RGB	rgb(21, 90, 65)
HSL	hsl(158, 62%, 22%)
HSV	hsv(158, 77%, 35%)
CMYK	cmyk(76.7%, 0%, 27.8%, 64.7%)
CIE-LAB	lab(33.67, -27.78, 8.47)
CIE-LCH	lch(33.67, 29.05, 163.05°)
OKLab	oklab(41.85% -0.0764 0.0216)
OKLCH	oklch(41.85% 0.079 164.2)
XYZ	xyz(4.9190, 7.8528, 6.2565)
Luminance	0.0785 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155A41 #5A152E

analogous

#155A1F #155A41 #15515A

triadic

#155A41 #41155A #5A4115

tetradic

#155A41 #1F155A #5A152E #515A15

square

#155A41 #1F155A #5A152E #515A15

split-complementary

#155A41 #5A1551 #5A1F15

monochromatic

#061912 #09281D #155A41 #218C65 #2CBD89

Accessibility & contrast

On white

8.17

#155A41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#155A41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155A41

8.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155A41	#FFFFFF	#000000	##FFFFFF
##155A41	1.00	8.17	2.57	8.17
#FFFFFF	8.17	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585340

Deuteranopia (green-blind)

#4F4D43

Tritanopia (blue-blind)

#005A53

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #155a41;
/* rgb */ color: rgb(21, 90, 65);
/* oklch */ color: oklch(41.9% 0.079 164.2);

Tailwind

colors: {
  custom: {
    50: '#5e8975',
    500: '#155a41',
    950: '#000000',
  },
}

SCSS

$custom: #155a41;
$custom-light: #5e8975;
$custom-dark: #000000;

JSON

{
  "hex": "#155a41",
  "rgb": {
    "r": 21,
    "g": 90,
    "b": 65
  },
  "hsl": {
    "h": 158.261,
    "s": 62.162,
    "l": 21.765
  },
  "oklch": {
    "l": 0.4185,
    "c": 0.07938,
    "h": 164.2
  },
  "luminance": 0.07853
}

Semantic roles & 50–950 ramp

primary

#155A41

secondary

#923959

accent

#437EE5

background

#F5F8F7

surface

#EAF0ED

border

#C6CBC8

text

#050B08

muted

#797C7B

Preview Lab

Preview with #155A41

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

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