#3F8F2B#3F8F2B

#3F8F2B is a mid, vivid green. Relative luminance 0.209; OKLCH L 57.9% C 0.156 H 140.0°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#3F8F2B
RGB	rgb(63, 143, 43)
HSL	hsl(108, 54%, 36%)
HSV	hsv(108, 70%, 56%)
CMYK	cmyk(55.9%, 0%, 69.9%, 43.9%)
CIE-LAB	lab(52.81, -43.65, 43.98)
CIE-LCH	lch(52.81, 61.96, 134.78°)
OKLab	oklab(57.87% -0.1198 0.1006)
OKLCH	oklch(57.87% 0.156 140)
XYZ	xyz(12.3079, 20.8751, 5.6657)
Luminance	0.2088 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F8F2B #7B2B8F

analogous

#718F2B #3F8F2B #2B8F49

triadic

#3F8F2B #2B3F8F #8F2B3F

tetradic

#3F8F2B #2B718F #7B2B8F #8F492B

square

#3F8F2B #2B718F #7B2B8F #8F492B

split-complementary

#3F8F2B #492B8F #8F2B71

monochromatic

#16310F #2A601D #3F8F2B #54BE39 #7AD064

Accessibility & contrast

On white

4.06

#3F8F2B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#3F8F2B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F8F2B

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F8F2B	#FFFFFF	#000000	##000000
##3F8F2B	1.00	4.06	5.18	5.18
#FFFFFF	4.06	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#93821D

Deuteranopia (green-blind)

#897B34

Tritanopia (blue-blind)

#368A7B

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #3f8f2b;
/* rgb */ color: rgb(63, 143, 43);
/* oklch */ color: oklch(57.9% 0.156 140.0);

Tailwind

colors: {
  custom: {
    50: '#7db06a',
    500: '#3f8f2b',
    950: '#000000',
  },
}

SCSS

$custom: #3f8f2b;
$custom-light: #7db06a;
$custom-dark: #000000;

JSON

{
  "hex": "#3f8f2b",
  "rgb": {
    "r": 63,
    "g": 143,
    "b": 43
  },
  "hsl": {
    "h": 108,
    "s": 53.763,
    "l": 36.471
  },
  "oklch": {
    "l": 0.57868,
    "c": 0.15642,
    "h": 140
  },
  "luminance": 0.20876
}

Semantic roles & 50–950 ramp

primary

#3F8F2B

secondary

#A55FB7

accent

#4BDDC0

background

#F8FAF6

surface

#EFF5EB

border

#CACFC6

text

#0A1107

muted

#7C807A

Preview Lab

Preview with #3F8F2B

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

Preview Lab → · Contrast checker → · Palette generator →