#155D31#155D31

#155D31 is a dark, moderate green. Relative luminance 0.082; OKLCH L 42.4% C 0.100 H 151.9°. Best body text is #FFFFFF at 7.95:1 contrast (WCAG AA passes).

Color values

HEX	#155D31
RGB	rgb(21, 93, 49)
HSL	hsl(143, 63%, 22%)
HSV	hsv(143, 77%, 36%)
CMYK	cmyk(77.4%, 0%, 47.3%, 63.5%)
CIE-LAB	lab(34.41, -32.78, 19.14)
CIE-LCH	lch(34.41, 37.96, 149.71°)
OKLab	oklab(42.35% -0.0882 0.0472)
OKLCH	oklch(42.35% 0.1 151.9)
XYZ	xyz(4.7776, 8.2093, 4.2379)
Luminance	0.0821 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155D31 #5D1541

analogous

#1D5D15 #155D31 #155D55

triadic

#155D31 #31155D #5D3115

tetradic

#155D31 #151D5D #5D1541 #5D5515

square

#155D31 #151D5D #5D1541 #5D5515

split-complementary

#155D31 #55155D #5D151D

monochromatic

#06190D #0A2B17 #155D31 #208F4B #2CC166

Accessibility & contrast

On white

7.95

#155D31 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#155D31 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155D31

7.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155D31	#FFFFFF	#000000	##FFFFFF
##155D31	1.00	7.95	2.64	7.95
#FFFFFF	7.95	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D552E

Deuteranopia (green-blind)

#554E34

Tritanopia (blue-blind)

#005C52

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #155d31;
/* rgb */ color: rgb(21, 93, 49);
/* oklch */ color: oklch(42.4% 0.100 151.9);

Tailwind

colors: {
  custom: {
    50: '#5e8c69',
    500: '#155d31',
    950: '#000000',
  },
}

SCSS

$custom: #155d31;
$custom-light: #5e8c69;
$custom-dark: #000000;

JSON

{
  "hex": "#155d31",
  "rgb": {
    "r": 21,
    "g": 93,
    "b": 49
  },
  "hsl": {
    "h": 143.333,
    "s": 63.158,
    "l": 22.353
  },
  "oklch": {
    "l": 0.4235,
    "c": 0.10007,
    "h": 151.9
  },
  "luminance": 0.0821
}

Semantic roles & 50–950 ramp

primary

#155D31

secondary

#943971

accent

#42A6E6

background

#F5F8F6

surface

#EAF0EB

border

#C6CBC6

text

#050C06

muted

#797D7A

Preview Lab

Preview with #155D31

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

Preview Lab → · Contrast checker → · Palette generator →