#3F8319#3F8319

#3F8319 is a mid, vivid yellow-green. Relative luminance 0.174; OKLCH L 54.4% C 0.152 H 137.1°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#3F8319
RGB	rgb(63, 131, 25)
HSL	hsl(98, 68%, 31%)
HSV	hsv(98, 81%, 51%)
CMYK	cmyk(51.9%, 0%, 80.9%, 48.6%)
CIE-LAB	lab(48.71, -40.22, 46.64)
CIE-LCH	lch(48.71, 61.59, 130.77°)
OKLab	oklab(54.45% -0.1117 0.1036)
OKLCH	oklch(54.45% 0.152 137.1)
XYZ	xyz(10.3413, 17.3588, 3.7252)
Luminance	0.1736 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F8319 #5D1983

analogous

#748319 #3F8319 #198328

triadic

#3F8319 #193F83 #83193F

tetradic

#3F8319 #197483 #5D1983 #832819

square

#3F8319 #197483 #5D1983 #832819

split-complementary

#3F8319 #281983 #831974

monochromatic

#0E1C05 #26500F #3F8319 #58B623 #75DA3D

Accessibility & contrast

On white

4.70

#3F8319 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#3F8319 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F8319

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F8319	#FFFFFF	#000000	##FFFFFF
##3F8319	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)

#7F7225

Tritanopia (blue-blind)

#3B7E6F

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3f8319;
/* rgb */ color: rgb(63, 131, 25);
/* oklch */ color: oklch(54.4% 0.152 137.1);

Tailwind

colors: {
  custom: {
    50: '#7ca85f',
    500: '#3f8319',
    950: '#000000',
  },
}

SCSS

$custom: #3f8319;
$custom-light: #7ca85f;
$custom-dark: #000000;

JSON

{
  "hex": "#3f8319",
  "rgb": {
    "r": 63,
    "g": 131,
    "b": 25
  },
  "hsl": {
    "h": 98.491,
    "s": 67.949,
    "l": 30.588
  },
  "oklch": {
    "l": 0.54449,
    "c": 0.15233,
    "h": 137.1
  },
  "luminance": 0.1736
}

Semantic roles & 50–950 ramp

primary

#3F8319

secondary

#8D41B7

accent

#3DEBAD

background

#F7FAF5

surface

#EEF4EA

border

#C9CEC6

text

#0A0F05

muted

#7C7F79

Preview Lab

Preview with #3F8319

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

Preview Lab → · Contrast checker → · Palette generator →