#3F7C12#3F7C12

#3F7C12 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	#3F7C12
RGB	rgb(63, 124, 18)
HSL	hsl(95, 75%, 28%)
HSV	hsv(95, 85%, 49%)
CMYK	cmyk(49.2%, 0%, 85.5%, 51.4%)
CIE-LAB	lab(46.33, -37.72, 46.57)
CIE-LCH	lch(46.33, 59.93, 129.01°)
OKLab	oklab(52.48% -0.1054 0.1024)
OKLCH	oklch(52.48% 0.147 135.8)
XYZ	xyz(9.3665, 15.5151, 3.0733)
Luminance	0.1552 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F7C12 #4F127C

analogous

#747C12 #3F7C12 #127C1A

triadic

#3F7C12 #123F7C #7C123F

tetradic

#3F7C12 #12747C #4F127C #7C1A12

square

#3F7C12 #12747C #4F127C #7C1A12

split-complementary

#3F7C12 #1A127C #7C1274

monochromatic

#0E1B04 #24470A #3F7C12 #5AB11A #76E029

Accessibility & contrast

On white

5.12

#3F7C12 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#3F7C12 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F7C12

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F7C12	#FFFFFF	#000000	##FFFFFF
##3F7C12	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)

#3C7769

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #3f7c12;
/* rgb */ color: rgb(63, 124, 18);
/* oklch */ color: oklch(52.5% 0.147 135.8);

Tailwind

colors: {
  custom: {
    50: '#7ba25b',
    500: '#3f7c12',
    950: '#000000',
  },
}

SCSS

$custom: #3f7c12;
$custom-light: #7ba25b;
$custom-dark: #000000;

JSON

{
  "hex": "#3f7c12",
  "rgb": {
    "r": 63,
    "g": 124,
    "b": 18
  },
  "hsl": {
    "h": 94.528,
    "s": 74.648,
    "l": 27.843
  },
  "oklch": {
    "l": 0.52482,
    "c": 0.14692,
    "h": 135.8
  },
  "luminance": 0.15516
}

Semantic roles & 50–950 ramp

primary

#3F7C12

secondary

#7E38B2

accent

#37F1A2

background

#F7FAF5

surface

#EEF3E9

border

#C9CDC5

text

#0A0F04

muted

#7C7F79

Preview Lab

Preview with #3F7C12

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

Preview Lab → · Contrast checker → · Palette generator →