#688B1E#688B1E

#688B1E is a mid, vivid yellow-green. Relative luminance 0.215; OKLCH L 59.0% C 0.138 H 126.3°. Best body text is #000000 at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#688B1E
RGB	rgb(104, 139, 30)
HSL	hsl(79, 64%, 33%)
HSV	hsv(79, 78%, 55%)
CMYK	cmyk(25.2%, 0%, 78.4%, 45.5%)
CIE-LAB	lab(53.49, -28.29, 50.27)
CIE-LCH	lch(53.49, 57.68, 119.37°)
OKLab	oklab(58.95% -0.0818 0.1111)
OKLCH	oklch(58.95% 0.138 126.3)
XYZ	xyz(15.1760, 21.5018, 4.5788)
Luminance	0.2150 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688B1E #411E8B

analogous

#8B771E #688B1E #318B1E

triadic

#688B1E #1E688B #8B1E68

tetradic

#688B1E #1E8B77 #411E8B #8B1E31

square

#688B1E #1E8B77 #411E8B #8B1E31

split-complementary

#688B1E #1E318B #771E8B

monochromatic

#1D2608 #425913 #688B1E #8EBD29 #ABD84B

Accessibility & contrast

On white

3.96

#688B1E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.30

#688B1E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688B1E

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688B1E	#FFFFFF	#000000	##000000
##688B1E	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)

#938102

Deuteranopia (green-blind)

#8E7F29

Tritanopia (blue-blind)

#6D8477

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #688b1e;
/* rgb */ color: rgb(104, 139, 30);
/* oklch */ color: oklch(59.0% 0.138 126.3);

Tailwind

colors: {
  custom: {
    50: '#97ad63',
    500: '#688b1e',
    950: '#000000',
  },
}

SCSS

$custom: #688b1e;
$custom-light: #97ad63;
$custom-dark: #000000;

JSON

{
  "hex": "#688b1e",
  "rgb": {
    "r": 104,
    "g": 139,
    "b": 30
  },
  "hsl": {
    "h": 79.266,
    "s": 64.497,
    "l": 33.137
  },
  "oklch": {
    "l": 0.58951,
    "c": 0.13799,
    "h": 126.3
  },
  "luminance": 0.21502
}

Semantic roles & 50–950 ramp

primary

#688B1E

secondary

#6E4ABB

accent

#40E776

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E1006

muted

#7E7F7A

Preview Lab

Preview with #688B1E

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

Preview Lab → · Contrast checker → · Palette generator →