#688C28#688C28

#688C28 is a mid, vivid yellow-green. Relative luminance 0.219; OKLCH L 59.3% C 0.133 H 127.3°. Best body text is #000000 at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#688C28
RGB	rgb(104, 140, 40)
HSL	hsl(82, 56%, 35%)
HSV	hsv(82, 71%, 55%)
CMYK	cmyk(25.7%, 0%, 71.4%, 45.1%)
CIE-LAB	lab(53.87, -28.17, 46.94)
CIE-LCH	lch(53.87, 54.74, 120.97°)
OKLab	oklab(59.28% -0.0806 0.1058)
OKLCH	oklch(59.28% 0.133 127.3)
XYZ	xyz(15.4700, 21.8521, 5.4099)
Luminance	0.2185 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688C28 #4C288C

analogous

#8C7E28 #688C28 #368C28

triadic

#688C28 #28688C #8C2868

tetradic

#688C28 #288C7E #4C288C #8C2836

square

#688C28 #288C7E #4C288C #8C2836

split-complementary

#688C28 #28368C #7E288C

monochromatic

#212D0D #455C1A #688C28 #8BBC36 #A7D15E

Accessibility & contrast

On white

3.91

#688C28 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.37

#688C28 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688C28

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688C28	#FFFFFF	#000000	##000000
##688C28	1.00	3.91	5.37	5.37
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.37	21.00	1.00	1.00
##000000	5.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938218

Deuteranopia (green-blind)

#8E8031

Tritanopia (blue-blind)

#6C8578

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #688c28;
/* rgb */ color: rgb(104, 140, 40);
/* oklch */ color: oklch(59.3% 0.133 127.3);

Tailwind

colors: {
  custom: {
    50: '#96ad68',
    500: '#688c28',
    950: '#000000',
  },
}

SCSS

$custom: #688c28;
$custom-light: #96ad68;
$custom-dark: #000000;

JSON

{
  "hex": "#688c28",
  "rgb": {
    "r": 104,
    "g": 140,
    "b": 40
  },
  "hsl": {
    "h": 81.6,
    "s": 55.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.59276,
    "c": 0.133,
    "h": 127.3
  },
  "luminance": 0.21852
}

Semantic roles & 50–950 ramp

primary

#688C28

secondary

#7B5AB6

accent

#49DF7F

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E1006

muted

#7E7F7A

Preview Lab

Preview with #688C28

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

Preview Lab → · Contrast checker → · Palette generator →