#3F7F13#3F7F13

#3F7F13 is a mid, vivid yellow-green. Relative luminance 0.163; OKLCH L 53.3% C 0.150 H 136.3°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#3F7F13
RGB	rgb(63, 127, 19)
HSL	hsl(96, 74%, 29%)
HSV	hsv(96, 85%, 50%)
CMYK	cmyk(50.4%, 0%, 85%, 50.2%)
CIE-LAB	lab(47.34, -38.92, 47.21)
CIE-LCH	lch(47.34, 61.18, 129.50°)
OKLab	oklab(53.32% -0.1085 0.1039)
OKLCH	oklch(53.32% 0.15 136.3)
XYZ	xyz(9.7565, 16.2819, 3.2446)
Luminance	0.1628 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F7F13 #53137F

analogous

#757F13 #3F7F13 #137F1D

triadic

#3F7F13 #133F7F #7F133F

tetradic

#3F7F13 #13757F #53137F #7F1D13

square

#3F7F13 #13757F #53137F #7F1D13

split-complementary

#3F7F13 #1D137F #7F1375

monochromatic

#0D1B04 #254A0B #3F7F13 #59B41B #76E02D

Accessibility & contrast

On white

4.93

#3F7F13 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#3F7F13 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F7F13

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F7F13	#FFFFFF	#000000	##FFFFFF
##3F7F13	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#847400

Deuteranopia (green-blind)

#7B6E21

Tritanopia (blue-blind)

#3C7A6C

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3f7f13;
/* rgb */ color: rgb(63, 127, 19);
/* oklch */ color: oklch(53.3% 0.150 136.3);

Tailwind

colors: {
  custom: {
    50: '#7ba55c',
    500: '#3f7f13',
    950: '#000000',
  },
}

SCSS

$custom: #3f7f13;
$custom-light: #7ba55c;
$custom-dark: #000000;

JSON

{
  "hex": "#3f7f13",
  "rgb": {
    "r": 63,
    "g": 127,
    "b": 19
  },
  "hsl": {
    "h": 95.556,
    "s": 73.973,
    "l": 28.627
  },
  "oklch": {
    "l": 0.53315,
    "c": 0.15021,
    "h": 136.3
  },
  "luminance": 0.16283
}

Semantic roles & 50–950 ramp

primary

#3F7F13

secondary

#8239B4

accent

#37F1A5

background

#F7FAF5

surface

#EEF4E9

border

#C9CEC5

text

#0A0F04

muted

#7C7F79

Preview Lab

Preview with #3F7F13

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

Preview Lab → · Contrast checker → · Palette generator →