#3F8315#3F8315

#3F8315 is a mid, vivid yellow-green. Relative luminance 0.173; OKLCH L 54.4% C 0.154 H 136.8°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#3F8315
RGB	rgb(63, 131, 21)
HSL	hsl(97, 72%, 30%)
HSV	hsv(97, 84%, 51%)
CMYK	cmyk(51.9%, 0%, 84%, 48.6%)
CIE-LAB	lab(48.69, -40.44, 47.86)
CIE-LCH	lch(48.69, 62.66, 130.20°)
OKLab	oklab(54.43% -0.1125 0.1055)
OKLCH	oklch(54.43% 0.154 136.8)
XYZ	xyz(10.3012, 17.3428, 3.5140)
Luminance	0.1734 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F8315 #591583

analogous

#768315 #3F8315 #158322

triadic

#3F8315 #153F83 #83153F

tetradic

#3F8315 #157683 #591583 #832215

square

#3F8315 #157683 #591583 #832215

split-complementary

#3F8315 #221583 #831576

monochromatic

#0D1A04 #264E0D #3F8315 #58B81D #75DE34

Accessibility & contrast

On white

4.70

#3F8315 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#3F8315 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F8315

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F8315	#FFFFFF	#000000	##FFFFFF
##3F8315	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#887700

Deuteranopia (green-blind)

#7F7223

Tritanopia (blue-blind)

#3B7E6F

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3f8315;
/* rgb */ color: rgb(63, 131, 21);
/* oklch */ color: oklch(54.4% 0.154 136.8);

Tailwind

colors: {
  custom: {
    50: '#7ca85e',
    500: '#3f8315',
    950: '#000000',
  },
}

SCSS

$custom: #3f8315;
$custom-light: #7ca85e;
$custom-dark: #000000;

JSON

{
  "hex": "#3f8315",
  "rgb": {
    "r": 63,
    "g": 131,
    "b": 21
  },
  "hsl": {
    "h": 97.091,
    "s": 72.368,
    "l": 29.804
  },
  "oklch": {
    "l": 0.54427,
    "c": 0.15426,
    "h": 136.8
  },
  "luminance": 0.17344
}

Semantic roles & 50–950 ramp

primary

#3F8315

secondary

#883CB8

accent

#39EFA9

background

#F7FAF5

surface

#EEF4E9

border

#C9CEC5

text

#0A0F05

muted

#7C7F79

Preview Lab

Preview with #3F8315

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

Preview Lab → · Contrast checker → · Palette generator →