#3F7D17#3F7D17

#3F7D17 is a mid, vivid yellow-green. Relative luminance 0.158; OKLCH L 52.8% C 0.146 H 136.3°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#3F7D17
RGB	rgb(63, 125, 23)
HSL	hsl(96, 69%, 29%)
HSV	hsv(96, 82%, 49%)
CMYK	cmyk(49.6%, 0%, 81.6%, 51%)
CIE-LAB	lab(46.69, -37.87, 45.39)
CIE-LCH	lch(46.69, 59.11, 129.84°)
OKLab	oklab(52.79% -0.1055 0.1007)
OKLCH	oklch(52.79% 0.146 136.3)
XYZ	xyz(9.5379, 15.7852, 3.3547)
Luminance	0.1579 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F7D17 #55177D

analogous

#727D17 #3F7D17 #177D22

triadic

#3F7D17 #173F7D #7D173F

tetradic

#3F7D17 #17727D #55177D #7D2217

square

#3F7D17 #17727D #55177D #7D2217

split-complementary

#3F7D17 #22177D #7D1772

monochromatic

#0D1A05 #25490D #3F7D17 #59B121 #75DA35

Accessibility & contrast

On white

5.05

#3F7D17 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#3F7D17 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F7D17

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F7D17	#FFFFFF	#000000	##FFFFFF
##3F7D17	1.00	5.05	4.16	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#827200

Deuteranopia (green-blind)

#796D23

Tritanopia (blue-blind)

#3C786A

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #3f7d17;
/* rgb */ color: rgb(63, 125, 23);
/* oklch */ color: oklch(52.8% 0.146 136.3);

Tailwind

colors: {
  custom: {
    50: '#7ba35d',
    500: '#3f7d17',
    950: '#000000',
  },
}

SCSS

$custom: #3f7d17;
$custom-light: #7ba35d;
$custom-dark: #000000;

JSON

{
  "hex": "#3f7d17",
  "rgb": {
    "r": 63,
    "g": 125,
    "b": 23
  },
  "hsl": {
    "h": 96.471,
    "s": 68.919,
    "l": 29.02
  },
  "oklch": {
    "l": 0.52786,
    "c": 0.14582,
    "h": 136.3
  },
  "luminance": 0.15786
}

Semantic roles & 50–950 ramp

primary

#3F7D17

secondary

#843EB2

accent

#3CECA7

background

#F7FAF5

surface

#EEF4E9

border

#C9CEC5

text

#0A0F05

muted

#7C7F79

Preview Lab

Preview with #3F7D17

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

Preview Lab → · Contrast checker → · Palette generator →