#648C28#648C28

#648C28 is a mid, vivid yellow-green. Relative luminance 0.216; OKLCH L 59.0% C 0.135 H 128.9°. Best body text is #000000 at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#648C28
RGB	rgb(100, 140, 40)
HSL	hsl(84, 56%, 35%)
HSV	hsv(84, 71%, 55%)
CMYK	cmyk(28.6%, 0%, 71.4%, 45.1%)
CIE-LAB	lab(53.62, -29.78, 46.60)
CIE-LCH	lch(53.62, 55.31, 122.58°)
OKLab	oklab(59.01% -0.0848 0.1052)
OKLCH	oklch(59.01% 0.135 128.9)
XYZ	xyz(15.0166, 21.6183, 5.3887)
Luminance	0.2162 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648C28 #50288C

analogous

#8C8228 #648C28 #328C28

triadic

#648C28 #28648C #8C2864

tetradic

#648C28 #288C82 #50288C #8C2832

square

#648C28 #288C82 #50288C #8C2832

split-complementary

#648C28 #28328C #82288C

monochromatic

#202D0D #425C1A #648C28 #86BC36 #A3D15E

Accessibility & contrast

On white

3.94

#648C28 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.32

#648C28 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648C28

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648C28	#FFFFFF	#000000	##000000
##648C28	1.00	3.94	5.32	5.32
#FFFFFF	3.94	1.00	21.00	21.00
#000000	5.32	21.00	1.00	1.00
##000000	5.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938218

Deuteranopia (green-blind)

#8D7F31

Tritanopia (blue-blind)

#678678

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #648c28;
/* rgb */ color: rgb(100, 140, 40);
/* oklch */ color: oklch(59.0% 0.135 128.9);

Tailwind

colors: {
  custom: {
    50: '#93ae68',
    500: '#648c28',
    950: '#000000',
  },
}

SCSS

$custom: #648c28;
$custom-light: #93ae68;
$custom-dark: #000000;

JSON

{
  "hex": "#648c28",
  "rgb": {
    "r": 100,
    "g": 140,
    "b": 40
  },
  "hsl": {
    "h": 84,
    "s": 55.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.59007,
    "c": 0.13508,
    "h": 128.9
  },
  "luminance": 0.21619
}

Semantic roles & 50–950 ramp

primary

#648C28

secondary

#7F5AB6

accent

#49DF85

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0D1006

muted

#7E7F7A

Preview Lab

Preview with #648C28

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

Preview Lab → · Contrast checker → · Palette generator →