#668C1E#668C1E

#668C1E is a mid, vivid yellow-green. Relative luminance 0.217; OKLCH L 59.1% C 0.140 H 127.4°. Best body text is #000000 at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#668C1E
RGB	rgb(102, 140, 30)
HSL	hsl(81, 65%, 33%)
HSV	hsv(81, 79%, 55%)
CMYK	cmyk(27.1%, 0%, 78.6%, 45.1%)
CIE-LAB	lab(53.68, -29.59, 50.40)
CIE-LCH	lch(53.68, 58.44, 120.42°)
OKLab	oklab(59.07% -0.0852 0.1115)
OKLCH	oklch(59.07% 0.14 127.4)
XYZ	xyz(15.0920, 21.6744, 4.6165)
Luminance	0.2167 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668C1E #441E8C

analogous

#8C7B1E #668C1E #2F8C1E

triadic

#668C1E #1E668C #8C1E66

tetradic

#668C1E #1E8C7B #441E8C #8C1E2F

square

#668C1E #1E8C7B #441E8C #8C1E2F

split-complementary

#668C1E #1E2F8C #7B1E8C

monochromatic

#1D2708 #415A13 #668C1E #8BBE29 #A8D94C

Accessibility & contrast

On white

3.94

#668C1E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.33

#668C1E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668C1E

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668C1E	#FFFFFF	#000000	##000000
##668C1E	1.00	3.94	5.33	5.33
#FFFFFF	3.94	1.00	21.00	21.00
#000000	5.33	21.00	1.00	1.00
##000000	5.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938202

Deuteranopia (green-blind)

#8E8029

Tritanopia (blue-blind)

#6A8577

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #668c1e;
/* rgb */ color: rgb(102, 140, 30);
/* oklch */ color: oklch(59.1% 0.140 127.4);

Tailwind

colors: {
  custom: {
    50: '#95ad63',
    500: '#668c1e',
    950: '#000000',
  },
}

SCSS

$custom: #668c1e;
$custom-light: #95ad63;
$custom-dark: #000000;

JSON

{
  "hex": "#668c1e",
  "rgb": {
    "r": 102,
    "g": 140,
    "b": 30
  },
  "hsl": {
    "h": 80.727,
    "s": 64.706,
    "l": 33.333
  },
  "oklch": {
    "l": 0.59068,
    "c": 0.1403,
    "h": 127.4
  },
  "luminance": 0.21675
}

Semantic roles & 50–950 ramp

primary

#668C1E

secondary

#724BBB

accent

#40E87A

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E1006

muted

#7E7F7A

Preview Lab

Preview with #668C1E

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

Preview Lab → · Contrast checker → · Palette generator →