#155D3B#155D3B

#155D3B is a dark, moderate teal. Relative luminance 0.083; OKLCH L 42.6% C 0.090 H 157.8°. Best body text is #FFFFFF at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#155D3B
RGB	rgb(21, 93, 59)
HSL	hsl(152, 63%, 22%)
HSV	hsv(152, 77%, 36%)
CMYK	cmyk(77.4%, 0%, 36.6%, 63.5%)
CIE-LAB	lab(34.61, -30.63, 13.43)
CIE-LCH	lch(34.61, 33.44, 156.32°)
OKLab	oklab(42.57% -0.083 0.0339)
OKLCH	oklch(42.57% 0.09 157.8)
XYZ	xyz(5.0125, 8.3033, 5.4754)
Luminance	0.0830 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155D3B #5D1537

analogous

#155D17 #155D3B #155B5D

triadic

#155D3B #3B155D #5D3B15

tetradic

#155D3B #17155D #5D1537 #5B5D15

square

#155D3B #17155D #5D1537 #5B5D15

split-complementary

#155D3B #5D155B #5D1715

monochromatic

#061910 #0A2B1B #155D3B #208F5B #2CC17A

Accessibility & contrast

On white

7.89

#155D3B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#155D3B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155D3B

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155D3B	#FFFFFF	#000000	##FFFFFF
##155D3B	1.00	7.89	2.66	7.89
#FFFFFF	7.89	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5539

Deuteranopia (green-blind)

#534F3D

Tritanopia (blue-blind)

#005C54

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #155d3b;
/* rgb */ color: rgb(21, 93, 59);
/* oklch */ color: oklch(42.6% 0.090 157.8);

Tailwind

colors: {
  custom: {
    50: '#5e8b71',
    500: '#155d3b',
    950: '#000000',
  },
}

SCSS

$custom: #155d3b;
$custom-light: #5e8b71;
$custom-dark: #000000;

JSON

{
  "hex": "#155d3b",
  "rgb": {
    "r": 21,
    "g": 93,
    "b": 59
  },
  "hsl": {
    "h": 151.667,
    "s": 63.158,
    "l": 22.353
  },
  "oklch": {
    "l": 0.42571,
    "c": 0.08968,
    "h": 157.8
  },
  "luminance": 0.08304
}

Semantic roles & 50–950 ramp

primary

#155D3B

secondary

#943964

accent

#428FE6

background

#F5F8F6

surface

#EAF0EC

border

#C6CBC7

text

#050C07

muted

#797D7A

Preview Lab

Preview with #155D3B

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

Preview Lab → · Contrast checker → · Palette generator →