#3F7B13#3F7B13

#3F7B13 is a mid, vivid yellow-green. Relative luminance 0.153; OKLCH L 52.2% C 0.145 H 135.8°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#3F7B13
RGB	rgb(63, 123, 19)
HSL	hsl(95, 73%, 28%)
HSV	hsv(95, 85%, 48%)
CMYK	cmyk(48.8%, 0%, 84.6%, 51.8%)
CIE-LAB	lab(46.00, -37.25, 45.99)
CIE-LCH	lch(46.00, 59.18, 129.01°)
OKLab	oklab(52.21% -0.1041 0.1013)
OKLCH	oklch(52.21% 0.145 135.8)
XYZ	xyz(9.2502, 15.2691, 3.0758)
Luminance	0.1527 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F7B13 #4F137B

analogous

#737B13 #3F7B13 #137B1B

triadic

#3F7B13 #133F7B #7B133F

tetradic

#3F7B13 #13737B #4F137B #7B1B13

square

#3F7B13 #13737B #4F137B #7B1B13

split-complementary

#3F7B13 #1B137B #7B1373

monochromatic

#0E1B04 #24460B #3F7B13 #5AB01B #76DE2A

Accessibility & contrast

On white

5.18

#3F7B13 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#3F7B13 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F7B13

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F7B13	#FFFFFF	#000000	##FFFFFF
##3F7B13	1.00	5.18	4.05	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#807000

Deuteranopia (green-blind)

#786B20

Tritanopia (blue-blind)

#3D7668

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #3f7b13;
/* rgb */ color: rgb(63, 123, 19);
/* oklch */ color: oklch(52.2% 0.145 135.8);

Tailwind

colors: {
  custom: {
    50: '#7ba25b',
    500: '#3f7b13',
    950: '#000000',
  },
}

SCSS

$custom: #3f7b13;
$custom-light: #7ba25b;
$custom-dark: #000000;

JSON

{
  "hex": "#3f7b13",
  "rgb": {
    "r": 63,
    "g": 123,
    "b": 19
  },
  "hsl": {
    "h": 94.615,
    "s": 73.239,
    "l": 27.843
  },
  "oklch": {
    "l": 0.52212,
    "c": 0.14523,
    "h": 135.8
  },
  "luminance": 0.1527
}

Semantic roles & 50–950 ramp

primary

#3F7B13

secondary

#7E39B1

accent

#38F0A2

background

#F7FAF5

surface

#EEF3E9

border

#C9CDC5

text

#0A0F04

muted

#7C7F79

Preview Lab

Preview with #3F7B13

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

Preview Lab → · Contrast checker → · Palette generator →