#155B3F#155B3F

#155B3F is a dark, moderate teal. Relative luminance 0.080; OKLCH L 42.1% C 0.083 H 161.8°. Best body text is #FFFFFF at 8.08:1 contrast (WCAG AA passes).

Color values

HEX	#155B3F
RGB	rgb(21, 91, 63)
HSL	hsl(156, 63%, 22%)
HSV	hsv(156, 77%, 36%)
CMYK	cmyk(76.9%, 0%, 30.8%, 64.3%)
CIE-LAB	lab(33.98, -28.76, 10.13)
CIE-LCH	lch(33.98, 30.49, 160.59°)
OKLab	oklab(42.09% -0.0786 0.0258)
OKLCH	oklch(42.09% 0.083 161.8)
XYZ	xyz(4.9470, 7.9999, 5.9851)
Luminance	0.0800 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155B3F #5B1531

analogous

#155B1C #155B3F #15545B

triadic

#155B3F #3F155B #5B3F15

tetradic

#155B3F #1C155B #5B1531 #545B15

square

#155B3F #1C155B #5B1531 #545B15

split-complementary

#155B3F #5B1554 #5B1C15

monochromatic

#061911 #0A291D #155B3F #208D61 #2CBE84

Accessibility & contrast

On white

8.08

#155B3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#155B3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155B3F

8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155B3F	#FFFFFF	#000000	##FFFFFF
##155B3F	1.00	8.08	2.60	8.08
#FFFFFF	8.08	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A543D

Deuteranopia (green-blind)

#514D41

Tritanopia (blue-blind)

#005B53

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #155b3f;
/* rgb */ color: rgb(21, 91, 63);
/* oklch */ color: oklch(42.1% 0.083 161.8);

Tailwind

colors: {
  custom: {
    50: '#5e8a74',
    500: '#155b3f',
    950: '#000000',
  },
}

SCSS

$custom: #155b3f;
$custom-light: #5e8a74;
$custom-dark: #000000;

JSON

{
  "hex": "#155b3f",
  "rgb": {
    "r": 21,
    "g": 91,
    "b": 63
  },
  "hsl": {
    "h": 156,
    "s": 62.5,
    "l": 21.961
  },
  "oklch": {
    "l": 0.42087,
    "c": 0.08274,
    "h": 161.8
  },
  "luminance": 0.08
}

Semantic roles & 50–950 ramp

primary

#155B3F

secondary

#92395D

accent

#4284E6

background

#F5F8F7

surface

#EAF0ED

border

#C6CBC8

text

#050C08

muted

#797D7B

Preview Lab

Preview with #155B3F

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

Preview Lab → · Contrast checker → · Palette generator →