#3F7523#3F7523

#3F7523 is a mid, vivid yellow-green. Relative luminance 0.139; OKLCH L 50.7% C 0.128 H 136.8°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX#3F7523
RGBrgb(63, 117, 35)
HSLhsl(100, 54%, 30%)
HSVhsv(100, 70%, 46%)
CMYKcmyk(46.2%, 0%, 70.1%, 54.1%)
CIE-LABlab(44.09, -33.55, 38.17)
CIE-LCHlch(44.09, 50.81, 131.31°)
OKLaboklab(50.68% -0.093 0.0874)
OKLCHoklch(50.68% 0.128 136.8)
XYZxyz(8.7143, 13.9002, 3.8136)
Luminance0.1390 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3F7523 #592375
analogous
#687523 #3F7523 #237530
triadic
#3F7523 #233F75 #75233F
tetradic
#3F7523 #236875 #592375 #753023
square
#3F7523 #236875 #592375 #753023
split-complementary
#3F7523 #302375 #752368
monochromatic
#0D1807 #264615 #3F7523 #58A431 #75C94A

Accessibility & contrast

On white

5.56
#3F7523 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.78
#3F7523 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F7523
5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3F7523#FFFFFF#000000##FFFFFF
##3F75231.005.563.785.56
#FFFFFF5.561.0021.001.00
#0000003.7821.001.0021.00
##FFFFFF5.561.0021.001.00

Color blindness preview

Protanopia (red-blind)
#796B18
Deuteranopia (green-blind)
#72672A
Tritanopia (blue-blind)
#3C7164
Achromatopsia (no color)
#686868

Design tokens & code

CSS
--color: #3f7523;
/* rgb */ color: rgb(63, 117, 35);
/* oklch */ color: oklch(50.7% 0.128 136.8);
Tailwind
colors: {
  custom: {
    50: '#799d62',
    500: '#3f7523',
    950: '#000000',
  },
}
SCSS
$custom: #3f7523;
$custom-light: #799d62;
$custom-dark: #000000;
JSON
{
  "hex": "#3f7523",
  "rgb": {
    "r": 63,
    "g": 117,
    "b": 35
  },
  "hsl": {
    "h": 99.512,
    "s": 53.947,
    "l": 29.804
  },
  "oklch": {
    "l": 0.50676,
    "c": 0.12756,
    "h": 136.8
  },
  "luminance": 0.13901
}

Semantic roles & 50–950 ramp

primary
#3F7523
secondary
#884CA8
accent
#4ADDAB
background
#F7F9F6
surface
#EEF2EB
border
#C9CCC6
text
#090E05
muted
#7B7E7A

Preview Lab

Preview with #3F7523

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

Preview Lab → · Contrast checker → · Palette generator →

#3F7523 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva