#3A781B#3A781B

#3A781B is a mid, vivid green. Relative luminance 0.144; OKLCH L 51.2% C 0.140 H 137.5°. Best body text is #FFFFFF at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#3A781B
RGB	rgb(58, 120, 27)
HSL	hsl(100, 63%, 29%)
HSV	hsv(100, 78%, 47%)
CMYK	cmyk(51.7%, 0%, 77.5%, 52.9%)
CIE-LAB	lab(44.82, -37.16, 42.11)
CIE-LCH	lch(44.82, 56.16, 131.43°)
OKLab	oklab(51.19% -0.103 0.0945)
OKLCH	oklch(51.19% 0.14 137.5)
XYZ	xyz(8.6589, 14.4110, 3.3620)
Luminance	0.1441 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A781B #591B78

analogous

#69781B #3A781B #1B782B

triadic

#3A781B #1B3A78 #781B3A

tetradic

#3A781B #1B6978 #591B78 #782B1B

square

#3A781B #1B6978 #591B78 #782B1B

split-complementary

#3A781B #2B1B78 #781B69

monochromatic

#0C1906 #224610 #3A781B #52AA26 #6DD33B

Accessibility & contrast

On white

5.41

#3A781B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#3A781B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A781B

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A781B	#FFFFFF	#000000	##FFFFFF
##3A781B	1.00	5.41	3.88	5.41
#FFFFFF	5.41	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C6D08

Deuteranopia (green-blind)

#746825

Tritanopia (blue-blind)

#367466

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #3a781b;
/* rgb */ color: rgb(58, 120, 27);
/* oklch */ color: oklch(51.2% 0.140 137.5);

Tailwind

colors: {
  custom: {
    50: '#779f5f',
    500: '#3a781b',
    950: '#000000',
  },
}

SCSS

$custom: #3a781b;
$custom-light: #779f5f;
$custom-dark: #000000;

JSON

{
  "hex": "#3a781b",
  "rgb": {
    "r": 58,
    "g": 120,
    "b": 27
  },
  "hsl": {
    "h": 100,
    "s": 63.265,
    "l": 28.824
  },
  "oklch": {
    "l": 0.51192,
    "c": 0.13977,
    "h": 137.5
  },
  "luminance": 0.14412
}

Semantic roles & 50–950 ramp

primary

#3A781B

secondary

#8943AC

accent

#41E6AF

background

#F7F9F5

surface

#EEF2E9

border

#C9CCC5

text

#090E05

muted

#7B7E79

Preview Lab

Preview with #3A781B

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

Preview Lab → · Contrast checker → · Palette generator →