#688E18#688E18

#688E18 is a mid, vivid yellow-green. Relative luminance 0.224; OKLCH L 59.7% C 0.145 H 126.9°. Best body text is #000000 at 5.47:1 contrast (WCAG AA passes).

Color values

HEX#688E18
RGBrgb(104, 142, 24)
HSLhsl(79, 71%, 33%)
HSVhsv(79, 83%, 56%)
CMYKcmyk(26.8%, 0%, 83.1%, 44.3%)
CIE-LABlab(54.40, -30.01, 52.96)
CIE-LCHlch(54.40, 60.87, 119.54°)
OKLaboklab(59.68% -0.0869 0.1158)
OKLCHoklch(59.68% 0.145 126.9)
XYZxyz(15.5469, 22.3547, 4.3598)
Luminance0.2235 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#688E18 #3E188E
analogous
#8E7918 #688E18 #2D8E18
triadic
#688E18 #18688E #8E1868
tetradic
#688E18 #188E79 #3E188E #8E182D
square
#688E18 #188E79 #3E188E #8E182D
split-complementary
#688E18 #182D8E #79188E
monochromatic
#1B2506 #425A0F #688E18 #8EC221 #ACDF41

Accessibility & contrast

On white

3.84
#688E18 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.47
#688E18 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688E18
5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##688E18#FFFFFF#000000##000000
##688E181.003.845.475.47
#FFFFFF3.841.0021.0021.00
#0000005.4721.001.001.00
##0000005.4721.001.001.00

Color blindness preview

Protanopia (red-blind)
#968400
Deuteranopia (green-blind)
#918125
Tritanopia (blue-blind)
#6C8779
Achromatopsia (no color)
#828282

Design tokens & code

CSS
--color: #688e18;
/* rgb */ color: rgb(104, 142, 24);
/* oklch */ color: oklch(59.7% 0.145 126.9);
Tailwind
colors: {
  custom: {
    50: '#97af61',
    500: '#688e18',
    950: '#000000',
  },
}
SCSS
$custom: #688e18;
$custom-light: #97af61;
$custom-dark: #000000;
JSON
{
  "hex": "#688e18",
  "rgb": {
    "r": 104,
    "g": 142,
    "b": 24
  },
  "hsl": {
    "h": 79.322,
    "s": 71.084,
    "l": 32.549
  },
  "oklch": {
    "l": 0.59678,
    "c": 0.14478,
    "h": 126.9
  },
  "luminance": 0.22355
}

Semantic roles & 50–950 ramp

primary
#688E18
secondary
#6B42C0
accent
#3AEE74
background
#F9FAF6
surface
#F2F4EB
border
#CCCEC6
text
#0E1005
muted
#7E7F7A

Preview Lab

Preview with #688E18

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

Preview Lab → · Contrast checker → · Palette generator →

#688E18 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva