#3F7D19#3F7D19

#3F7D19 is a mid, vivid yellow-green. Relative luminance 0.158; OKLCH L 52.8% C 0.145 H 136.5°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#3F7D19
RGB	rgb(63, 125, 25)
HSL	hsl(97, 67%, 29%)
HSV	hsv(97, 80%, 49%)
CMYK	cmyk(49.6%, 0%, 80%, 51%)
CIE-LAB	lab(46.70, -37.75, 44.73)
CIE-LCH	lch(46.70, 58.53, 130.16°)
OKLab	oklab(52.8% -0.105 0.0996)
OKLCH	oklch(52.8% 0.145 136.5)
XYZ	xyz(9.5587, 15.7935, 3.4643)
Luminance	0.1579 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F7D19 #57197D

analogous

#717D19 #3F7D19 #197D25

triadic

#3F7D19 #193F7D #7D193F

tetradic

#3F7D19 #19717D #57197D #7D2519

square

#3F7D19 #19717D #57197D #7D2519

split-complementary

#3F7D19 #25197D #7D1971

monochromatic

#0D1A05 #254A0F #3F7D19 #59B023 #75D739

Accessibility & contrast

On white

5.05

#3F7D19 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#3F7D19 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F7D19

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F7D19	#FFFFFF	#000000	##FFFFFF
##3F7D19	1.00	5.05	4.16	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#827201

Deuteranopia (green-blind)

#796D24

Tritanopia (blue-blind)

#3C786A

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #3f7d19;
/* rgb */ color: rgb(63, 125, 25);
/* oklch */ color: oklch(52.8% 0.145 136.5);

Tailwind

colors: {
  custom: {
    50: '#7ba35e',
    500: '#3f7d19',
    950: '#000000',
  },
}

SCSS

$custom: #3f7d19;
$custom-light: #7ba35e;
$custom-dark: #000000;

JSON

{
  "hex": "#3f7d19",
  "rgb": {
    "r": 63,
    "g": 125,
    "b": 25
  },
  "hsl": {
    "h": 97.2,
    "s": 66.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.52798,
    "c": 0.14476,
    "h": 136.5
  },
  "luminance": 0.15794
}

Semantic roles & 50–950 ramp

primary

#3F7D19

secondary

#8640B1

accent

#3EEAA8

background

#F7FAF5

surface

#EEF4E9

border

#C9CEC5

text

#0A0F05

muted

#7C7F79

Preview Lab

Preview with #3F7D19

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

Preview Lab → · Contrast checker → · Palette generator →