#3F7F11#3F7F11

#3F7F11 is a mid, vivid yellow-green. Relative luminance 0.163; OKLCH L 53.3% C 0.151 H 136.1°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#3F7F11
RGB	rgb(63, 127, 17)
HSL	hsl(95, 76%, 28%)
HSV	hsv(95, 87%, 50%)
CMYK	cmyk(50.4%, 0%, 86.6%, 50.2%)
CIE-LAB	lab(47.33, -39.01, 47.74)
CIE-LCH	lch(47.33, 61.65, 129.25°)
OKLab	oklab(53.31% -0.1089 0.1047)
OKLCH	oklch(53.31% 0.151 136.1)
XYZ	xyz(9.7402, 16.2753, 3.1584)
Luminance	0.1628 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F7F11 #51117F

analogous

#767F11 #3F7F11 #117F1A

triadic

#3F7F11 #113F7F #7F113F

tetradic

#3F7F11 #11767F #51117F #7F1A11

square

#3F7F11 #11767F #51117F #7F1A11

split-complementary

#3F7F11 #1A117F #7F1176

monochromatic

#0D1B04 #24490A #3F7F11 #5AB518 #76E228

Accessibility & contrast

On white

4.94

#3F7F11 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#3F7F11 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F7F11

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F7F11	#FFFFFF	#000000	##FFFFFF
##3F7F11	1.00	4.94	4.26	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#847400

Deuteranopia (green-blind)

#7B6E1F

Tritanopia (blue-blind)

#3C7A6C

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3f7f11;
/* rgb */ color: rgb(63, 127, 17);
/* oklch */ color: oklch(53.3% 0.151 136.1);

Tailwind

colors: {
  custom: {
    50: '#7ba55b',
    500: '#3f7f11',
    950: '#000000',
  },
}

SCSS

$custom: #3f7f11;
$custom-light: #7ba55b;
$custom-dark: #000000;

JSON

{
  "hex": "#3f7f11",
  "rgb": {
    "r": 63,
    "g": 127,
    "b": 17
  },
  "hsl": {
    "h": 94.909,
    "s": 76.389,
    "l": 28.235
  },
  "oklch": {
    "l": 0.53305,
    "c": 0.15105,
    "h": 136.1
  },
  "luminance": 0.16276
}

Semantic roles & 50–950 ramp

primary

#3F7F11

secondary

#8037B5

accent

#35F3A3

background

#F7FAF5

surface

#EEF4E9

border

#C9CEC5

text

#0A0F04

muted

#7C7F79

Preview Lab

Preview with #3F7F11

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

Preview Lab → · Contrast checker → · Palette generator →