#3F8A19#3F8A19

#3F8A19 is a mid, vivid yellow-green. Relative luminance 0.193; OKLCH L 56.4% C 0.161 H 137.8°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#3F8A19
RGB	rgb(63, 138, 25)
HSL	hsl(100, 69%, 32%)
HSV	hsv(100, 82%, 54%)
CMYK	cmyk(54.3%, 0%, 81.9%, 45.9%)
CIE-LAB	lab(51.04, -43.01, 48.83)
CIE-LCH	lch(51.04, 65.07, 131.37°)
OKLab	oklab(56.37% -0.1192 0.1082)
OKLCH	oklch(56.37% 0.161 137.8)
XYZ	xyz(11.3135, 19.3030, 4.0492)
Luminance	0.1930 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F8A19 #64198A

analogous

#788A19 #3F8A19 #198A2C

triadic

#3F8A19 #193F8A #8A193F

tetradic

#3F8A19 #19788A #64198A #8A2C19

square

#3F8A19 #19788A #64198A #8A2C19

split-complementary

#3F8A19 #2C198A #8A1978

monochromatic

#102206 #275610 #3F8A19 #57BE22 #75DD41

Accessibility & contrast

On white

4.32

#3F8A19 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#3F8A19 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F8A19

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F8A19	#FFFFFF	#000000	##000000
##3F8A19	1.00	4.32	4.86	4.86
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.86	21.00	1.00	1.00
##000000	4.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F7D00

Deuteranopia (green-blind)

#857726

Tritanopia (blue-blind)

#398575

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #3f8a19;
/* rgb */ color: rgb(63, 138, 25);
/* oklch */ color: oklch(56.4% 0.161 137.8);

Tailwind

colors: {
  custom: {
    50: '#7dad60',
    500: '#3f8a19',
    950: '#000000',
  },
}

SCSS

$custom: #3f8a19;
$custom-light: #7dad60;
$custom-dark: #000000;

JSON

{
  "hex": "#3f8a19",
  "rgb": {
    "r": 63,
    "g": 138,
    "b": 25
  },
  "hsl": {
    "h": 99.823,
    "s": 69.325,
    "l": 31.961
  },
  "oklch": {
    "l": 0.5637,
    "c": 0.16095,
    "h": 137.8
  },
  "luminance": 0.19304
}

Semantic roles & 50–950 ramp

primary

#3F8A19

secondary

#9442BD

accent

#3CECB1

background

#F8FAF6

surface

#EFF4EB

border

#CACEC6

text

#0A1005

muted

#7C7F7A

Preview Lab

Preview with #3F8A19

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

Preview Lab → · Contrast checker → · Palette generator →