#3F7C11#3F7C11

#3F7C11 is a mid, vivid yellow-green. Relative luminance 0.155; OKLCH L 52.5% C 0.147 H 135.8°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#3F7C11
RGB	rgb(63, 124, 17)
HSL	hsl(94, 76%, 28%)
HSV	hsv(94, 86%, 49%)
CMYK	cmyk(49.2%, 0%, 86.3%, 51.4%)
CIE-LAB	lab(46.33, -37.77, 46.85)
CIE-LCH	lch(46.33, 60.18, 128.88°)
OKLab	oklab(52.48% -0.1056 0.1028)
OKLCH	oklch(52.48% 0.147 135.8)
XYZ	xyz(9.3585, 15.5119, 3.0312)
Luminance	0.1551 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F7C11 #4E117C

analogous

#747C11 #3F7C11 #117C19

triadic

#3F7C11 #113F7C #7C113F

tetradic

#3F7C11 #11747C #4E117C #7C1911

square

#3F7C11 #11747C #4E117C #7C1911

split-complementary

#3F7C11 #19117C #7C1174

monochromatic

#0E1B04 #24460A #3F7C11 #5AB218 #77E126

Accessibility & contrast

On white

5.12

#3F7C11 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#3F7C11 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F7C11

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F7C11	#FFFFFF	#000000	##FFFFFF
##3F7C11	1.00	5.12	4.10	5.12
#FFFFFF	5.12	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#817100

Deuteranopia (green-blind)

#796C1F

Tritanopia (blue-blind)

#3D7769

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #3f7c11;
/* rgb */ color: rgb(63, 124, 17);
/* oklch */ color: oklch(52.5% 0.147 135.8);

Tailwind

colors: {
  custom: {
    50: '#7ba25b',
    500: '#3f7c11',
    950: '#000000',
  },
}

SCSS

$custom: #3f7c11;
$custom-light: #7ba25b;
$custom-dark: #000000;

JSON

{
  "hex": "#3f7c11",
  "rgb": {
    "r": 63,
    "g": 124,
    "b": 17
  },
  "hsl": {
    "h": 94.206,
    "s": 75.887,
    "l": 27.647
  },
  "oklch": {
    "l": 0.52478,
    "c": 0.14735,
    "h": 135.8
  },
  "luminance": 0.15513
}

Semantic roles & 50–950 ramp

primary

#3F7C11

secondary

#7D37B2

accent

#35F2A1

background

#F7FAF5

surface

#EEF3E9

border

#C9CDC5

text

#0A0F04

muted

#7C7F79

Preview Lab

Preview with #3F7C11

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

Preview Lab → · Contrast checker → · Palette generator →