#687D18#687D18

#687D18 is a mid, vivid yellow-green. Relative luminance 0.177; OKLCH L 55.4% C 0.124 H 121.2°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#687D18
RGB	rgb(104, 125, 24)
HSL	hsl(72, 68%, 29%)
HSV	hsv(72, 81%, 49%)
CMYK	cmyk(16.8%, 0%, 80.8%, 51%)
CIE-LAB	lab(49.10, -21.63, 48.17)
CIE-LCH	lch(49.10, 52.80, 114.18°)
OKLab	oklab(55.39% -0.0641 0.1057)
OKLCH	oklch(55.39% 0.124 121.2)
XYZ	xyz(13.2076, 17.6762, 3.5800)
Luminance	0.1768 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#687D18 #2D187D

analogous

#7D6018 #687D18 #367D18

triadic

#687D18 #18687D #7D1868

tetradic

#687D18 #187D60 #2D187D #7D1836

square

#687D18 #187D60 #2D187D #7D1836

split-complementary

#687D18 #18367D #60187D

monochromatic

#151A05 #3D4A0E #687D18 #93B022 #B7D937

Accessibility & contrast

On white

4.63

#687D18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#687D18 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #687D18

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##687D18	#FFFFFF	#000000	##FFFFFF
##687D18	1.00	4.63	4.54	4.63
#FFFFFF	4.63	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#857500

Deuteranopia (green-blind)

#837522

Tritanopia (blue-blind)

#6E766A

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #687d18;
/* rgb */ color: rgb(104, 125, 24);
/* oklch */ color: oklch(55.4% 0.124 121.2);

Tailwind

colors: {
  custom: {
    50: '#96a25f',
    500: '#687d18',
    950: '#000000',
  },
}

SCSS

$custom: #687d18;
$custom-light: #96a25f;
$custom-dark: #000000;

JSON

{
  "hex": "#687d18",
  "rgb": {
    "r": 104,
    "g": 125,
    "b": 24
  },
  "hsl": {
    "h": 72.475,
    "s": 67.785,
    "l": 29.216
  },
  "oklch": {
    "l": 0.55385,
    "c": 0.12358,
    "h": 121.2
  },
  "luminance": 0.17676
}

Semantic roles & 50–950 ramp

primary

#687D18

secondary

#573FB2

accent

#3DEB61

background

#F9F9F5

surface

#F2F2EA

border

#CCCCC6

text

#0E0F05

muted

#7E7E79

Preview Lab

Preview with #687D18

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

Preview Lab → · Contrast checker → · Palette generator →