#155B39#155B39

#155B39 is a dark, moderate teal. Relative luminance 0.079; OKLCH L 41.9% C 0.089 H 157.3°. Best body text is #FFFFFF at 8.12:1 contrast (WCAG AA passes).

Color values

HEX	#155B39
RGB	rgb(21, 91, 57)
HSL	hsl(151, 63%, 22%)
HSV	hsv(151, 77%, 36%)
CMYK	cmyk(76.9%, 0%, 37.4%, 64.3%)
CIE-LAB	lab(33.85, -30.21, 13.62)
CIE-LCH	lch(33.85, 33.14, 155.73°)
OKLab	oklab(41.93% -0.0818 0.0343)
OKLCH	oklch(41.93% 0.089 157.3)
XYZ	xyz(4.7884, 7.9365, 5.1496)
Luminance	0.0794 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155B39 #5B1537

analogous

#155B16 #155B39 #155A5B

triadic

#155B39 #39155B #5B3915

tetradic

#155B39 #16155B #5B1537 #5A5B15

square

#155B39 #16155B #5B1537 #5A5B15

split-complementary

#155B39 #5B155A #5B1615

monochromatic

#061910 #0A291A #155B39 #208D58 #2CBE77

Accessibility & contrast

On white

8.12

#155B39 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#155B39 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155B39

8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155B39	#FFFFFF	#000000	##FFFFFF
##155B39	1.00	8.12	2.59	8.12
#FFFFFF	8.12	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5337

Deuteranopia (green-blind)

#524D3B

Tritanopia (blue-blind)

#005A52

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #155b39;
/* rgb */ color: rgb(21, 91, 57);
/* oklch */ color: oklch(41.9% 0.089 157.3);

Tailwind

colors: {
  custom: {
    50: '#5e8a6f',
    500: '#155b39',
    950: '#000000',
  },
}

SCSS

$custom: #155b39;
$custom-light: #5e8a6f;
$custom-dark: #000000;

JSON

{
  "hex": "#155b39",
  "rgb": {
    "r": 21,
    "g": 91,
    "b": 57
  },
  "hsl": {
    "h": 150.857,
    "s": 62.5,
    "l": 21.961
  },
  "oklch": {
    "l": 0.41934,
    "c": 0.08873,
    "h": 157.3
  },
  "luminance": 0.07937
}

Semantic roles & 50–950 ramp

primary

#155B39

secondary

#923965

accent

#4292E6

background

#F5F8F6

surface

#EAF0EC

border

#C6CBC7

text

#050C07

muted

#797D7A

Preview Lab

Preview with #155B39

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

Preview Lab → · Contrast checker → · Palette generator →