#3F8015#3F8015

#3F8015 is a mid, vivid yellow-green. Relative luminance 0.165; OKLCH L 53.6% C 0.151 H 136.5°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#3F8015
RGB	rgb(63, 128, 21)
HSL	hsl(96, 72%, 29%)
HSV	hsv(96, 84%, 50%)
CMYK	cmyk(50.8%, 0%, 83.6%, 49.8%)
CIE-LAB	lab(47.69, -39.22, 46.94)
CIE-LCH	lch(47.69, 61.17, 129.88°)
OKLab	oklab(53.6% -0.1092 0.1036)
OKLCH	oklch(53.6% 0.151 136.5)
XYZ	xyz(9.9041, 16.5486, 3.3816)
Luminance	0.1655 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F8015 #561580

analogous

#758015 #3F8015 #158021

triadic

#3F8015 #153F80 #80153F

tetradic

#3F8015 #157580 #561580 #802115

square

#3F8015 #157580 #561580 #802115

split-complementary

#3F8015 #211580 #801575

monochromatic

#0D1A04 #254B0C #3F8015 #59B51E #75DD32

Accessibility & contrast

On white

4.87

#3F8015 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#3F8015 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F8015

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F8015	#FFFFFF	#000000	##FFFFFF
##3F8015	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)

#857400

Deuteranopia (green-blind)

#7C6F22

Tritanopia (blue-blind)

#3C7B6D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3f8015;
/* rgb */ color: rgb(63, 128, 21);
/* oklch */ color: oklch(53.6% 0.151 136.5);

Tailwind

colors: {
  custom: {
    50: '#7ba55d',
    500: '#3f8015',
    950: '#000000',
  },
}

SCSS

$custom: #3f8015;
$custom-light: #7ba55d;
$custom-dark: #000000;

JSON

{
  "hex": "#3f8015",
  "rgb": {
    "r": 63,
    "g": 128,
    "b": 21
  },
  "hsl": {
    "h": 96.449,
    "s": 71.812,
    "l": 29.216
  },
  "oklch": {
    "l": 0.53601,
    "c": 0.15055,
    "h": 136.5
  },
  "luminance": 0.16549
}

Semantic roles & 50–950 ramp

primary

#3F8015

secondary

#853CB5

accent

#39EFA7

background

#F7FAF5

surface

#EEF4E9

border

#C9CEC5

text

#0A0F05

muted

#7C7F79

Preview Lab

Preview with #3F8015

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

Preview Lab → · Contrast checker → · Palette generator →