#648C23#648C23

#648C23 is a mid, vivid yellow-green. Relative luminance 0.216; OKLCH L 59.0% C 0.138 H 128.5°. Best body text is #000000 at 5.32:1 contrast (WCAG AA passes).

Color values

HEX#648C23
RGBrgb(100, 140, 35)
HSLhsl(83, 60%, 34%)
HSVhsv(83, 75%, 55%)
CMYKcmyk(28.6%, 0%, 75%, 45.1%)
CIE-LABlab(53.59, -30.11, 48.50)
CIE-LCHlch(53.59, 57.09, 121.84°)
OKLaboklab(58.97% -0.0861 0.1084)
OKLCHoklch(58.97% 0.138 128.5)
XYZxyz(14.9370, 21.5865, 4.9694)
Luminance0.2159 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#648C23 #4B238C
analogous
#8C8023 #648C23 #308C23
triadic
#648C23 #23648C #8C2364
tetradic
#648C23 #238C80 #4B238C #8C2330
square
#648C23 #238C80 #4B238C #8C2330
split-complementary
#648C23 #23308C #80238C
monochromatic
#1E2A0B #415B17 #648C23 #87BD2F #A4D455

Accessibility & contrast

On white

3.95
#648C23 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.32
#648C23 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648C23
5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##648C23#FFFFFF#000000##000000
##648C231.003.955.325.32
#FFFFFF3.951.0021.0021.00
#0000005.3221.001.001.00
##0000005.3221.001.001.00

Color blindness preview

Protanopia (red-blind)
#93820E
Deuteranopia (green-blind)
#8E7F2D
Tritanopia (blue-blind)
#678678
Achromatopsia (no color)
#808080

Design tokens & code

CSS
--color: #648c23;
/* rgb */ color: rgb(100, 140, 35);
/* oklch */ color: oklch(59.0% 0.138 128.5);
Tailwind
colors: {
  custom: {
    50: '#94ae66',
    500: '#648c23',
    950: '#000000',
  },
}
SCSS
$custom: #648c23;
$custom-light: #94ae66;
$custom-dark: #000000;
JSON
{
  "hex": "#648c23",
  "rgb": {
    "r": 100,
    "g": 140,
    "b": 35
  },
  "hsl": {
    "h": 82.857,
    "s": 60,
    "l": 34.314
  },
  "oklch": {
    "l": 0.58969,
    "c": 0.1384,
    "h": 128.5
  },
  "luminance": 0.21587
}

Semantic roles & 50–950 ramp

primary
#648C23
secondary
#7952B8
accent
#45E381
background
#F9FAF6
surface
#F2F4EB
border
#CCCEC6
text
#0D1006
muted
#7E7F7A

Preview Lab

Preview with #648C23

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

Preview Lab → · Contrast checker → · Palette generator →

#648C23 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva