#3F941B#3F941B

#3F941B is a mid, vivid green. Relative luminance 0.223; OKLCH L 59.1% C 0.172 H 138.6°. Best body text is #000000 at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#3F941B
RGB	rgb(63, 148, 27)
HSL	hsl(102, 69%, 34%)
HSV	hsv(102, 82%, 58%)
CMYK	cmyk(57.4%, 0%, 81.8%, 42%)
CIE-LAB	lab(54.36, -46.74, 51.31)
CIE-LCH	lch(54.36, 69.41, 132.33°)
OKLab	oklab(59.11% -0.1291 0.1137)
OKLCH	oklch(59.11% 0.172 138.6)
XYZ	xyz(12.8371, 22.3146, 4.6674)
Luminance	0.2232 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F941B #701B94

analogous

#7C941B #3F941B #1B9434

triadic

#3F941B #1B3F94 #941B3F

tetradic

#3F941B #1B7C94 #701B94 #94341B

square

#3F941B #1B7C94 #701B94 #94341B

split-complementary

#3F941B #341B94 #941B7C

monochromatic

#132C08 #296012 #3F941B #55C824 #77DE4B

Accessibility & contrast

On white

3.84

#3F941B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.46

#3F941B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F941B

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F941B	#FFFFFF	#000000	##000000
##3F941B	1.00	3.84	5.46	5.46
#FFFFFF	3.84	1.00	21.00	21.00
#000000	5.46	21.00	1.00	1.00
##000000	5.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#998600

Deuteranopia (green-blind)

#8E7F2A

Tritanopia (blue-blind)

#378F7E

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #3f941b;
/* rgb */ color: rgb(63, 148, 27);
/* oklch */ color: oklch(59.1% 0.172 138.6);

Tailwind

colors: {
  custom: {
    50: '#7eb463',
    500: '#3f941b',
    950: '#000000',
  },
}

SCSS

$custom: #3f941b;
$custom-light: #7eb463;
$custom-dark: #000000;

JSON

{
  "hex": "#3f941b",
  "rgb": {
    "r": 63,
    "g": 148,
    "b": 27
  },
  "hsl": {
    "h": 102.149,
    "s": 69.143,
    "l": 34.314
  },
  "oklch": {
    "l": 0.59112,
    "c": 0.17199,
    "h": 138.6
  },
  "luminance": 0.22316
}

Semantic roles & 50–950 ramp

primary

#3F941B

secondary

#9D4BC0

accent

#3CECB8

background

#F8FBF6

surface

#EFF6EB

border

#CAD0C6

text

#0B1106

muted

#7C807A

Preview Lab

Preview with #3F941B

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

Preview Lab → · Contrast checker → · Palette generator →