#155A3C#155A3C

#155A3C is a dark, moderate teal. Relative luminance 0.078; OKLCH L 41.7% C 0.084 H 159.9°. Best body text is #FFFFFF at 8.20:1 contrast (WCAG AA passes).

Color values

HEX	#155A3C
RGB	rgb(21, 90, 60)
HSL	hsl(154, 62%, 22%)
HSV	hsv(154, 77%, 35%)
CMYK	cmyk(76.7%, 0%, 33.3%, 64.7%)
CIE-LAB	lab(33.56, -29.04, 11.39)
CIE-LCH	lch(33.56, 31.20, 158.59°)
OKLab	oklab(41.72% -0.0791 0.0289)
OKLCH	oklch(41.72% 0.084 159.9)
XYZ	xyz(4.7806, 7.7975, 5.5272)
Luminance	0.0780 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155A3C #5A1533

analogous

#155A1A #155A3C #15565A

triadic

#155A3C #3C155A #5A3C15

tetradic

#155A3C #1A155A #5A1533 #565A15

square

#155A3C #1A155A #5A1533 #565A15

split-complementary

#155A3C #5A1556 #5A1A15

monochromatic

#061911 #09281B #155A3C #218C5D #2CBD7E

Accessibility & contrast

On white

8.20

#155A3C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#155A3C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155A3C

8.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155A3C	#FFFFFF	#000000	##FFFFFF
##155A3C	1.00	8.20	2.56	8.20
#FFFFFF	8.20	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59533A

Deuteranopia (green-blind)

#504C3E

Tritanopia (blue-blind)

#005A52

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #155a3c;
/* rgb */ color: rgb(21, 90, 60);
/* oklch */ color: oklch(41.7% 0.084 159.9);

Tailwind

colors: {
  custom: {
    50: '#5e8971',
    500: '#155a3c',
    950: '#000000',
  },
}

SCSS

$custom: #155a3c;
$custom-light: #5e8971;
$custom-dark: #000000;

JSON

{
  "hex": "#155a3c",
  "rgb": {
    "r": 21,
    "g": 90,
    "b": 60
  },
  "hsl": {
    "h": 153.913,
    "s": 62.162,
    "l": 21.765
  },
  "oklch": {
    "l": 0.41715,
    "c": 0.08419,
    "h": 159.9
  },
  "luminance": 0.07798
}

Semantic roles & 50–950 ramp

primary

#155A3C

secondary

#923960

accent

#4389E5

background

#F5F8F6

surface

#E9F0EC

border

#C5CBC7

text

#050B07

muted

#797C7A

Preview Lab

Preview with #155A3C

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

Preview Lab → · Contrast checker → · Palette generator →