#3F971E#3F971E

#3F971E is a mid, vivid green. Relative luminance 0.233; OKLCH L 59.9% C 0.174 H 139.0°. Best body text is #000000 at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#3F971E
RGB	rgb(63, 151, 30)
HSL	hsl(104, 67%, 35%)
HSV	hsv(104, 80%, 59%)
CMYK	cmyk(58.3%, 0%, 80.1%, 40.8%)
CIE-LAB	lab(55.36, -47.69, 51.33)
CIE-LCH	lch(55.36, 70.06, 132.89°)
OKLab	oklab(59.95% -0.1314 0.1142)
OKLCH	oklch(59.95% 0.174 139)
XYZ	xyz(13.3503, 23.2826, 5.0185)
Luminance	0.2328 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F971E #761E97

analogous

#7C971E #3F971E #1E9739

triadic

#3F971E #1E3F97 #971E3F

tetradic

#3F971E #1E7C97 #761E97 #97391E

square

#3F971E #1E7C97 #761E97 #97391E

split-complementary

#3F971E #391E97 #971E7C

monochromatic

#14310A #2A6414 #3F971E #54CA28 #78DD53

Accessibility & contrast

On white

3.71

#3F971E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.66

#3F971E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F971E

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F971E	#FFFFFF	#000000	##000000
##3F971E	1.00	3.71	5.66	5.66
#FFFFFF	3.71	1.00	21.00	21.00
#000000	5.66	21.00	1.00	1.00
##000000	5.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9C8900

Deuteranopia (green-blind)

#91822C

Tritanopia (blue-blind)

#369281

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #3f971e;
/* rgb */ color: rgb(63, 151, 30);
/* oklch */ color: oklch(59.9% 0.174 139.0);

Tailwind

colors: {
  custom: {
    50: '#7fb664',
    500: '#3f971e',
    950: '#000000',
  },
}

SCSS

$custom: #3f971e;
$custom-light: #7fb664;
$custom-dark: #000000;

JSON

{
  "hex": "#3f971e",
  "rgb": {
    "r": 63,
    "g": 151,
    "b": 30
  },
  "hsl": {
    "h": 103.636,
    "s": 66.851,
    "l": 35.49
  },
  "oklch": {
    "l": 0.59945,
    "c": 0.1741,
    "h": 139
  },
  "luminance": 0.23284
}

Semantic roles & 50–950 ramp

primary

#3F971E

secondary

#A251C0

accent

#3EEABB

background

#F8FBF6

surface

#EFF6EB

border

#CAD0C6

text

#0B1106

muted

#7C807A

Preview Lab

Preview with #3F971E

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

Preview Lab → · Contrast checker → · Palette generator →