#155A31#155A31

#155A31 is a dark, moderate green. Relative luminance 0.077; OKLCH L 41.5% C 0.096 H 152.6°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#155A31
RGB	rgb(21, 90, 49)
HSL	hsl(144, 62%, 22%)
HSV	hsv(144, 77%, 35%)
CMYK	cmyk(76.7%, 0%, 45.6%, 64.7%)
CIE-LAB	lab(33.34, -31.51, 17.74)
CIE-LCH	lch(33.34, 36.16, 150.62°)
OKLab	oklab(41.46% -0.0849 0.0439)
OKLCH	oklch(41.46% 0.096 152.6)
XYZ	xyz(4.5194, 7.6930, 4.1518)
Luminance	0.0769 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155A31 #5A153E

analogous

#1C5A15 #155A31 #155A54

triadic

#155A31 #31155A #5A3115

tetradic

#155A31 #151C5A #5A153E #5A5415

square

#155A31 #151C5A #5A153E #5A5415

split-complementary

#155A31 #54155A #5A151C

monochromatic

#06190E #092816 #155A31 #218C4C #2CBD67

Accessibility & contrast

On white

8.27

#155A31 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#155A31 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155A31

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155A31	#FFFFFF	#000000	##FFFFFF
##155A31	1.00	8.27	2.54	8.27
#FFFFFF	8.27	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A522E

Deuteranopia (green-blind)

#524C34

Tritanopia (blue-blind)

#005950

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #155a31;
/* rgb */ color: rgb(21, 90, 49);
/* oklch */ color: oklch(41.5% 0.096 152.6);

Tailwind

colors: {
  custom: {
    50: '#5e8969',
    500: '#155a31',
    950: '#000000',
  },
}

SCSS

$custom: #155a31;
$custom-light: #5e8969;
$custom-dark: #000000;

JSON

{
  "hex": "#155a31",
  "rgb": {
    "r": 21,
    "g": 90,
    "b": 49
  },
  "hsl": {
    "h": 144.348,
    "s": 62.162,
    "l": 21.765
  },
  "oklch": {
    "l": 0.41459,
    "c": 0.0956,
    "h": 152.6
  },
  "luminance": 0.07694
}

Semantic roles & 50–950 ramp

primary

#155A31

secondary

#92396E

accent

#43A3E5

background

#F5F8F6

surface

#E9F0EB

border

#C5CBC6

text

#050B06

muted

#797C7A

Preview Lab

Preview with #155A31

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

Preview Lab → · Contrast checker → · Palette generator →