#688E1F#688E1F

#688E1F is a mid, vivid yellow-green. Relative luminance 0.224; OKLCH L 59.7% C 0.141 H 127.2°. Best body text is #000000 at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#688E1F
RGB	rgb(104, 142, 31)
HSL	hsl(81, 64%, 34%)
HSV	hsv(81, 78%, 56%)
CMYK	cmyk(26.8%, 0%, 78.2%, 44.3%)
CIE-LAB	lab(54.44, -29.67, 50.82)
CIE-LCH	lch(54.44, 58.85, 120.28°)
OKLab	oklab(59.72% -0.0855 0.1125)
OKLCH	oklch(59.72% 0.141 127.2)
XYZ	xyz(15.6293, 22.3877, 4.7939)
Luminance	0.2239 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688E1F #451F8E

analogous

#8E7D1F #688E1F #308E1F

triadic

#688E1F #1F688E #8E1F68

tetradic

#688E1F #1F8E7D #451F8E #8E1F30

square

#688E1F #1F8E7D #451F8E #8E1F30

split-complementary

#688E1F #1F308E #7D1F8E

monochromatic

#1E2A09 #435C14 #688E1F #8DC02A #A9D94F

Accessibility & contrast

On white

3.83

#688E1F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.48

#688E1F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688E1F

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688E1F	#FFFFFF	#000000	##000000
##688E1F	1.00	3.83	5.48	5.48
#FFFFFF	3.83	1.00	21.00	21.00
#000000	5.48	21.00	1.00	1.00
##000000	5.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#968403

Deuteranopia (green-blind)

#90812A

Tritanopia (blue-blind)

#6C8779

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #688e1f;
/* rgb */ color: rgb(104, 142, 31);
/* oklch */ color: oklch(59.7% 0.141 127.2);

Tailwind

colors: {
  custom: {
    50: '#97af64',
    500: '#688e1f',
    950: '#000000',
  },
}

SCSS

$custom: #688e1f;
$custom-light: #97af64;
$custom-dark: #000000;

JSON

{
  "hex": "#688e1f",
  "rgb": {
    "r": 104,
    "g": 142,
    "b": 31
  },
  "hsl": {
    "h": 80.541,
    "s": 64.162,
    "l": 33.922
  },
  "oklch": {
    "l": 0.59717,
    "c": 0.14126,
    "h": 127.2
  },
  "luminance": 0.22388
}

Semantic roles & 50–950 ramp

primary

#688E1F

secondary

#734DBB

accent

#41E77A

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E1006

muted

#7E7F7A

Preview Lab

Preview with #688E1F

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

Preview Lab → · Contrast checker → · Palette generator →