#668C2F#668C2F

#668C2F is a mid, vivid yellow-green. Relative luminance 0.218; OKLCH L 59.2% C 0.129 H 128.8°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#668C2F
RGB	rgb(102, 140, 47)
HSL	hsl(85, 50%, 37%)
HSV	hsv(85, 66%, 55%)
CMYK	cmyk(27.1%, 0%, 66.4%, 45.1%)
CIE-LAB	lab(53.80, -28.45, 43.88)
CIE-LCH	lch(53.80, 52.30, 122.96°)
OKLab	oklab(59.2% -0.0806 0.1004)
OKLCH	oklch(59.2% 0.129 128.8)
XYZ	xyz(15.3706, 21.7858, 6.0840)
Luminance	0.2179 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668C2F #552F8C

analogous

#8C842F #668C2F #388C2F

triadic

#668C2F #2F668C #8C2F66

tetradic

#668C2F #2F8C84 #552F8C #8C2F38

square

#668C2F #2F8C84 #552F8C #8C2F38

split-complementary

#668C2F #2F388C #842F8C

monochromatic

#233010 #455E20 #668C2F #87BA3E #A4CD69

Accessibility & contrast

On white

3.92

#668C2F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#668C2F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668C2F

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668C2F	#FFFFFF	#000000	##000000
##668C2F	1.00	3.92	5.36	5.36
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.36	21.00	1.00	1.00
##000000	5.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938223

Deuteranopia (green-blind)

#8D8036

Tritanopia (blue-blind)

#698679

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #668c2f;
/* rgb */ color: rgb(102, 140, 47);
/* oklch */ color: oklch(59.2% 0.129 128.8);

Tailwind

colors: {
  custom: {
    50: '#95ae6c',
    500: '#668c2f',
    950: '#000000',
  },
}

SCSS

$custom: #668c2f;
$custom-light: #95ae6c;
$custom-dark: #000000;

JSON

{
  "hex": "#668c2f",
  "rgb": {
    "r": 102,
    "g": 140,
    "b": 47
  },
  "hsl": {
    "h": 84.516,
    "s": 49.733,
    "l": 36.667
  },
  "oklch": {
    "l": 0.59203,
    "c": 0.12879,
    "h": 128.8
  },
  "luminance": 0.21786
}

Semantic roles & 50–950 ramp

primary

#668C2F

secondary

#8463B4

accent

#4FD987

background

#F9FAF6

surface

#F2F4EC

border

#CCCEC7

text

#0D1007

muted

#7E7F7A

Preview Lab

Preview with #668C2F

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

Preview Lab → · Contrast checker → · Palette generator →