#3F8019#3F8019

#3F8019 is a mid, vivid yellow-green. Relative luminance 0.166; OKLCH L 53.6% C 0.149 H 136.8°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#3F8019
RGB	rgb(63, 128, 25)
HSL	hsl(98, 67%, 30%)
HSV	hsv(98, 80%, 50%)
CMYK	cmyk(50.8%, 0%, 80.5%, 49.8%)
CIE-LAB	lab(47.71, -38.99, 45.69)
CIE-LCH	lch(47.71, 60.07, 130.48°)
OKLab	oklab(53.62% -0.1084 0.1016)
OKLCH	oklch(53.62% 0.149 136.8)
XYZ	xyz(9.9442, 16.5646, 3.5928)
Luminance	0.1656 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F8019 #5A1980

analogous

#728019 #3F8019 #198027

triadic

#3F8019 #193F80 #80193F

tetradic

#3F8019 #197280 #5A1980 #802719

square

#3F8019 #197280 #5A1980 #802719

split-complementary

#3F8019 #271980 #801972

monochromatic

#0D1A05 #264D0F #3F8019 #58B323 #75D93B

Accessibility & contrast

On white

4.87

#3F8019 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#3F8019 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F8019

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F8019	#FFFFFF	#000000	##FFFFFF
##3F8019	1.00	4.87	4.31	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#857500

Deuteranopia (green-blind)

#7C6F25

Tritanopia (blue-blind)

#3B7B6D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3f8019;
/* rgb */ color: rgb(63, 128, 25);
/* oklch */ color: oklch(53.6% 0.149 136.8);

Tailwind

colors: {
  custom: {
    50: '#7ba55f',
    500: '#3f8019',
    950: '#000000',
  },
}

SCSS

$custom: #3f8019;
$custom-light: #7ba55f;
$custom-dark: #000000;

JSON

{
  "hex": "#3f8019",
  "rgb": {
    "r": 63,
    "g": 128,
    "b": 25
  },
  "hsl": {
    "h": 97.864,
    "s": 67.32,
    "l": 30
  },
  "oklch": {
    "l": 0.53624,
    "c": 0.14856,
    "h": 136.8
  },
  "luminance": 0.16565
}

Semantic roles & 50–950 ramp

primary

#3F8019

secondary

#8A41B4

accent

#3EEAAB

background

#F7FAF5

surface

#EEF4EA

border

#C9CEC6

text

#0A0F05

muted

#7C7F79

Preview Lab

Preview with #3F8019

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

Preview Lab → · Contrast checker → · Palette generator →