#3F8A15#3F8A15

#3F8A15 is a mid, vivid yellow-green. Relative luminance 0.193; OKLCH L 56.3% C 0.163 H 137.5°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#3F8A15
RGB	rgb(63, 138, 21)
HSL	hsl(98, 74%, 31%)
HSV	hsv(98, 85%, 54%)
CMYK	cmyk(54.3%, 0%, 84.8%, 45.9%)
CIE-LAB	lab(51.02, -43.22, 49.98)
CIE-LCH	lch(51.02, 66.07, 130.85°)
OKLab	oklab(56.35% -0.1199 0.11)
OKLCH	oklch(56.35% 0.163 137.5)
XYZ	xyz(11.2734, 19.2870, 3.8380)
Luminance	0.1929 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F8A15 #60158A

analogous

#798A15 #3F8A15 #158A26

triadic

#3F8A15 #153F8A #8A153F

tetradic

#3F8A15 #15798A #60158A #8A2615

square

#3F8A15 #15798A #60158A #8A2615

split-complementary

#3F8A15 #26158A #8A1579

monochromatic

#0F2005 #27550D #3F8A15 #57BF1D #75E139

Accessibility & contrast

On white

4.32

#3F8A15 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#3F8A15 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F8A15

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F8A15	#FFFFFF	#000000	##000000
##3F8A15	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)

#857724

Tritanopia (blue-blind)

#398575

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3f8a15;
/* rgb */ color: rgb(63, 138, 21);
/* oklch */ color: oklch(56.3% 0.163 137.5);

Tailwind

colors: {
  custom: {
    50: '#7dad5f',
    500: '#3f8a15',
    950: '#000000',
  },
}

SCSS

$custom: #3f8a15;
$custom-light: #7dad5f;
$custom-dark: #000000;

JSON

{
  "hex": "#3f8a15",
  "rgb": {
    "r": 63,
    "g": 138,
    "b": 21
  },
  "hsl": {
    "h": 98.462,
    "s": 73.585,
    "l": 31.176
  },
  "oklch": {
    "l": 0.56348,
    "c": 0.16274,
    "h": 137.5
  },
  "luminance": 0.19288
}

Semantic roles & 50–950 ramp

primary

#3F8A15

secondary

#903DBE

accent

#38F0AE

background

#F8FAF5

surface

#EFF4EA

border

#CACEC6

text

#0A1005

muted

#7C7F79

Preview Lab

Preview with #3F8A15

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

Preview Lab → · Contrast checker → · Palette generator →