#3F7318#3F7318

#3F7318 is a mid, vivid yellow-green. Relative luminance 0.134; OKLCH L 50.0% C 0.132 H 135.1°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#3F7318
RGB	rgb(63, 115, 24)
HSL	hsl(94, 65%, 27%)
HSV	hsv(94, 79%, 45%)
CMYK	cmyk(45.2%, 0%, 79.1%, 54.9%)
CIE-LAB	lab(43.34, -33.53, 41.85)
CIE-LCH	lch(43.34, 53.62, 128.70°)
OKLab	oklab(50.03% -0.0937 0.0934)
OKLCH	oklch(50.03% 0.132 135.1)
XYZ	xyz(8.3453, 13.3837, 3.0076)
Luminance	0.1338 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F7318 #4C1873

analogous

#6D7318 #3F7318 #18731F

triadic

#3F7318 #183F73 #73183F

tetradic

#3F7318 #186D73 #4C1873 #731F18

square

#3F7318 #186D73 #4C1873 #731F18

split-complementary

#3F7318 #1F1873 #73186D

monochromatic

#0E1905 #23400D #3F7318 #5BA623 #77D431

Accessibility & contrast

On white

5.71

#3F7318 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#3F7318 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F7318

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F7318	#FFFFFF	#000000	##FFFFFF
##3F7318	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#786904

Deuteranopia (green-blind)

#716522

Tritanopia (blue-blind)

#3E6E62

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #3f7318;
/* rgb */ color: rgb(63, 115, 24);
/* oklch */ color: oklch(50.0% 0.132 135.1);

Tailwind

colors: {
  custom: {
    50: '#799c5c',
    500: '#3f7318',
    950: '#000000',
  },
}

SCSS

$custom: #3f7318;
$custom-light: #799c5c;
$custom-dark: #000000;

JSON

{
  "hex": "#3f7318",
  "rgb": {
    "r": 63,
    "g": 115,
    "b": 24
  },
  "hsl": {
    "h": 94.286,
    "s": 65.468,
    "l": 27.255
  },
  "oklch": {
    "l": 0.50032,
    "c": 0.13233,
    "h": 135.1
  },
  "luminance": 0.13384
}

Semantic roles & 50–950 ramp

primary

#3F7318

secondary

#7B3FA8

accent

#3FE8A0

background

#F7F9F5

surface

#EEF2E9

border

#C9CCC5

text

#090E04

muted

#7B7E79

Preview Lab

Preview with #3F7318

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

Preview Lab → · Contrast checker → · Palette generator →