#678C33#678C33

#678C33 is a mid, vivid yellow-green. Relative luminance 0.219; OKLCH L 59.3% C 0.125 H 128.8°. Best body text is #000000 at 5.38:1 contrast (WCAG AA passes).

Color values

HEX#678C33
RGBrgb(103, 140, 51)
HSLhsl(85, 47%, 37%)
HSVhsv(85, 64%, 55%)
CMYKcmyk(26.4%, 0%, 63.6%, 45.1%)
CIE-LABlab(53.90, -27.71, 42.21)
CIE-LCHlch(53.90, 50.49, 123.28°)
OKLaboklab(59.31% -0.0783 0.0974)
OKLCHoklch(59.31% 0.125 128.8)
XYZxyz(15.5691, 21.8784, 6.5340)
Luminance0.2188 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#678C33 #58338C
analogous
#8C8533 #678C33 #3A8C33
triadic
#678C33 #33678C #8C3367
tetradic
#678C33 #338C85 #58338C #8C333A
square
#678C33 #338C85 #58338C #8C333A
split-complementary
#678C33 #333A8C #85338C
monochromatic
#253212 #465F23 #678C33 #88B943 #A4CB6F

Accessibility & contrast

On white

3.91
#678C33 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.38
#678C33 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678C33
5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##678C33#FFFFFF#000000##000000
##678C331.003.915.385.38
#FFFFFF3.911.0021.0021.00
#0000005.3821.001.001.00
##0000005.3821.001.001.00

Color blindness preview

Protanopia (red-blind)
#938228
Deuteranopia (green-blind)
#8D803A
Tritanopia (blue-blind)
#6A8679
Achromatopsia (no color)
#818181

Design tokens & code

CSS
--color: #678c33;
/* rgb */ color: rgb(103, 140, 51);
/* oklch */ color: oklch(59.3% 0.125 128.8);
Tailwind
colors: {
  custom: {
    50: '#95ad6f',
    500: '#678c33',
    950: '#000000',
  },
}
SCSS
$custom: #678c33;
$custom-light: #95ad6f;
$custom-dark: #000000;
JSON
{
  "hex": "#678c33",
  "rgb": {
    "r": 103,
    "g": 140,
    "b": 51
  },
  "hsl": {
    "h": 84.944,
    "s": 46.597,
    "l": 37.451
  },
  "oklch": {
    "l": 0.59311,
    "c": 0.12495,
    "h": 128.8
  },
  "luminance": 0.21879
}

Semantic roles & 50–950 ramp

primary
#678C33
secondary
#8768B2
accent
#52D689
background
#F9FAF6
surface
#F2F4EC
border
#CCCEC7
text
#0D1007
muted
#7E7F7A

Preview Lab

Preview with #678C33

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

Preview Lab → · Contrast checker → · Palette generator →

#678C33 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva