#155E21#155E21

#155E21 is a dark, moderate green. Relative luminance 0.083; OKLCH L 42.4% C 0.117 H 145.6°. Best body text is #FFFFFF at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#155E21
RGB	rgb(21, 94, 33)
HSL	hsl(130, 63%, 23%)
HSV	hsv(130, 78%, 37%)
CMYK	cmyk(77.7%, 0%, 64.9%, 63.1%)
CIE-LAB	lab(34.55, -35.85, 28.16)
CIE-LCH	lch(34.55, 45.59, 141.85°)
OKLab	oklab(42.39% -0.0967 0.0662)
OKLCH	oklch(42.39% 0.117 145.6)
XYZ	xyz(4.5862, 8.2741, 2.7939)
Luminance	0.0828 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155E21 #5E1552

analogous

#2E5E15 #155E21 #155E45

triadic

#155E21 #21155E #5E2115

tetradic

#155E21 #152E5E #5E1552 #5E4515

square

#155E21 #152E5E #5E1552 #5E4515

split-complementary

#155E21 #45155E #5E152E

monochromatic

#061909 #0A2C0F #155E21 #209033 #2BC244

Accessibility & contrast

On white

7.91

#155E21 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#155E21 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155E21

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155E21	#FFFFFF	#000000	##FFFFFF
##155E21	1.00	7.91	2.66	7.91
#FFFFFF	7.91	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#60551A

Deuteranopia (green-blind)

#574F26

Tritanopia (blue-blind)

#005C51

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #155e21;
/* rgb */ color: rgb(21, 94, 33);
/* oklch */ color: oklch(42.4% 0.117 145.6);

Tailwind

colors: {
  custom: {
    50: '#5f8c5f',
    500: '#155e21',
    950: '#000000',
  },
}

SCSS

$custom: #155e21;
$custom-light: #5f8c5f;
$custom-dark: #000000;

JSON

{
  "hex": "#155e21",
  "rgb": {
    "r": 21,
    "g": 94,
    "b": 33
  },
  "hsl": {
    "h": 129.863,
    "s": 63.478,
    "l": 22.549
  },
  "oklch": {
    "l": 0.42385,
    "c": 0.11723,
    "h": 145.6
  },
  "luminance": 0.08275
}

Semantic roles & 50–950 ramp

primary

#155E21

secondary

#953986

accent

#41CBE7

background

#F5F8F5

surface

#EAF0E9

border

#C6CBC5

text

#050C04

muted

#797D79

Preview Lab

Preview with #155E21

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

Preview Lab → · Contrast checker → · Palette generator →