#688B1D#688B1D

#688B1D is a mid, vivid yellow-green. Relative luminance 0.215; OKLCH L 58.9% C 0.139 H 126.3°. Best body text is #000000 at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#688B1D
RGB	rgb(104, 139, 29)
HSL	hsl(79, 65%, 33%)
HSV	hsv(79, 79%, 55%)
CMYK	cmyk(25.2%, 0%, 79.1%, 45.5%)
CIE-LAB	lab(53.49, -28.34, 50.60)
CIE-LCH	lch(53.49, 57.99, 119.26°)
OKLab	oklab(58.95% -0.082 0.1117)
OKLCH	oklch(58.95% 0.139 126.3)
XYZ	xyz(15.1634, 21.4967, 4.5126)
Luminance	0.2150 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688B1D #401D8B

analogous

#8B771D #688B1D #318B1D

triadic

#688B1D #1D688B #8B1D68

tetradic

#688B1D #1D8B77 #401D8B #8B1D31

square

#688B1D #1D8B77 #401D8B #8B1D31

split-complementary

#688B1D #1D318B #771D8B

monochromatic

#1C2608 #425812 #688B1D #8EBE28 #ABD949

Accessibility & contrast

On white

3.96

#688B1D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.30

#688B1D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688B1D

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688B1D	#FFFFFF	#000000	##000000
##688B1D	1.00	3.96	5.30	5.30
#FFFFFF	3.96	1.00	21.00	21.00
#000000	5.30	21.00	1.00	1.00
##000000	5.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938100

Deuteranopia (green-blind)

#8E7F28

Tritanopia (blue-blind)

#6D8477

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #688b1d;
/* rgb */ color: rgb(104, 139, 29);
/* oklch */ color: oklch(58.9% 0.139 126.3);

Tailwind

colors: {
  custom: {
    50: '#97ad63',
    500: '#688b1d',
    950: '#000000',
  },
}

SCSS

$custom: #688b1d;
$custom-light: #97ad63;
$custom-dark: #000000;

JSON

{
  "hex": "#688b1d",
  "rgb": {
    "r": 104,
    "g": 139,
    "b": 29
  },
  "hsl": {
    "h": 79.091,
    "s": 65.476,
    "l": 32.941
  },
  "oklch": {
    "l": 0.58945,
    "c": 0.13854,
    "h": 126.3
  },
  "luminance": 0.21497
}

Semantic roles & 50–950 ramp

primary

#688B1D

secondary

#6D49BB

accent

#3FE875

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E1006

muted

#7E7F7A

Preview Lab

Preview with #688B1D

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

Preview Lab → · Contrast checker → · Palette generator →