#155A42#155A42

#155A42 is a dark, moderate teal. Relative luminance 0.079; OKLCH L 41.9% C 0.078 H 165.1°. Best body text is #FFFFFF at 8.16:1 contrast (WCAG AA passes).

Color values

HEX	#155A42
RGB	rgb(21, 90, 66)
HSL	hsl(159, 62%, 22%)
HSV	hsv(159, 77%, 35%)
CMYK	cmyk(76.7%, 0%, 26.7%, 64.7%)
CIE-LAB	lab(33.70, -27.52, 7.88)
CIE-LCH	lch(33.70, 28.63, 164.02°)
OKLab	oklab(41.88% -0.0758 0.0201)
OKLCH	oklch(41.88% 0.078 165.1)
XYZ	xyz(4.9483, 7.8645, 6.4104)
Luminance	0.0786 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155A42 #5A152D

analogous

#155A1F #155A42 #15505A

triadic

#155A42 #42155A #5A4215

tetradic

#155A42 #1F155A #5A152D #505A15

square

#155A42 #1F155A #5A152D #505A15

split-complementary

#155A42 #5A1550 #5A1F15

monochromatic

#061912 #09281E #155A42 #218C66 #2CBD8B

Accessibility & contrast

On white

8.16

#155A42 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#155A42 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155A42

8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155A42	#FFFFFF	#000000	##FFFFFF
##155A42	1.00	8.16	2.57	8.16
#FFFFFF	8.16	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585341

Deuteranopia (green-blind)

#4F4D44

Tritanopia (blue-blind)

#005A53

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #155a42;
/* rgb */ color: rgb(21, 90, 66);
/* oklch */ color: oklch(41.9% 0.078 165.1);

Tailwind

colors: {
  custom: {
    50: '#5e8976',
    500: '#155a42',
    950: '#000000',
  },
}

SCSS

$custom: #155a42;
$custom-light: #5e8976;
$custom-dark: #000000;

JSON

{
  "hex": "#155a42",
  "rgb": {
    "r": 21,
    "g": 90,
    "b": 66
  },
  "hsl": {
    "h": 159.13,
    "s": 62.162,
    "l": 21.765
  },
  "oklch": {
    "l": 0.41878,
    "c": 0.07847,
    "h": 165.1
  },
  "luminance": 0.07865
}

Semantic roles & 50–950 ramp

primary

#155A42

secondary

#923958

accent

#437BE5

background

#F5F8F7

surface

#EAF0ED

border

#C6CBC8

text

#050B08

muted

#797C7B

Preview Lab

Preview with #155A42

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

Preview Lab → · Contrast checker → · Palette generator →