#688D28#688D28

#688D28 is a mid, vivid yellow-green. Relative luminance 0.221; OKLCH L 59.5% C 0.134 H 127.6°. Best body text is #000000 at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#688D28
RGB	rgb(104, 141, 40)
HSL	hsl(82, 56%, 35%)
HSV	hsv(82, 72%, 55%)
CMYK	cmyk(26.2%, 0%, 71.6%, 44.7%)
CIE-LAB	lab(54.18, -28.65, 47.26)
CIE-LCH	lch(54.18, 55.26, 121.23°)
OKLab	oklab(59.53% -0.0819 0.1065)
OKLCH	oklch(59.53% 0.134 127.6)
XYZ	xyz(15.6168, 22.1457, 5.4588)
Luminance	0.2215 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688D28 #4D288D

analogous

#8D7F28 #688D28 #368D28

triadic

#688D28 #28688D #8D2868

tetradic

#688D28 #288D7F #4D288D #8D2836

square

#688D28 #288D7F #4D288D #8D2836

split-complementary

#688D28 #28368D #7F288D

monochromatic

#222E0D #455D1A #688D28 #8BBD36 #A7D15E

Accessibility & contrast

On white

3.87

#688D28 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.43

#688D28 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688D28

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688D28	#FFFFFF	#000000	##000000
##688D28	1.00	3.87	5.43	5.43
#FFFFFF	3.87	1.00	21.00	21.00
#000000	5.43	21.00	1.00	1.00
##000000	5.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#948318

Deuteranopia (green-blind)

#8F8131

Tritanopia (blue-blind)

#6C8679

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #688d28;
/* rgb */ color: rgb(104, 141, 40);
/* oklch */ color: oklch(59.5% 0.134 127.6);

Tailwind

colors: {
  custom: {
    50: '#96ae68',
    500: '#688d28',
    950: '#000000',
  },
}

SCSS

$custom: #688d28;
$custom-light: #96ae68;
$custom-dark: #000000;

JSON

{
  "hex": "#688d28",
  "rgb": {
    "r": 104,
    "g": 141,
    "b": 40
  },
  "hsl": {
    "h": 81.98,
    "s": 55.801,
    "l": 35.49
  },
  "oklch": {
    "l": 0.59528,
    "c": 0.13434,
    "h": 127.6
  },
  "luminance": 0.22146
}

Semantic roles & 50–950 ramp

primary

#688D28

secondary

#7C5AB7

accent

#49DF80

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E1007

muted

#7E7F7A

Preview Lab

Preview with #688D28

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

Preview Lab → · Contrast checker → · Palette generator →