#668A1C#668A1C

#668A1C is a mid, vivid yellow-green. Relative luminance 0.211; OKLCH L 58.5% C 0.139 H 126.7°. Best body text is #000000 at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#668A1C
RGB	rgb(102, 138, 28)
HSL	hsl(80, 66%, 33%)
HSV	hsv(80, 80%, 54%)
CMYK	cmyk(26.1%, 0%, 79.7%, 45.9%)
CIE-LAB	lab(53.04, -28.74, 50.46)
CIE-LCH	lch(53.04, 58.07, 119.66°)
OKLab	oklab(58.55% -0.083 0.1113)
OKLCH	oklch(58.55% 0.139 126.7)
XYZ	xyz(14.7776, 21.0853, 4.3897)
Luminance	0.2109 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668A1C #401C8A

analogous

#8A771C #668A1C #2F8A1C

triadic

#668A1C #1C668A #8A1C66

tetradic

#668A1C #1C8A77 #401C8A #8A1C2F

square

#668A1C #1C8A77 #401C8A #8A1C2F

split-complementary

#668A1C #1C2F8A #771C8A

monochromatic

#1B2407 #405712 #668A1C #8CBD26 #AADA47

Accessibility & contrast

On white

4.03

#668A1C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.22

#668A1C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668A1C

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668A1C	#FFFFFF	#000000	##000000
##668A1C	1.00	4.03	5.22	5.22
#FFFFFF	4.03	1.00	21.00	21.00
#000000	5.22	21.00	1.00	1.00
##000000	5.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#928000

Deuteranopia (green-blind)

#8D7E27

Tritanopia (blue-blind)

#6A8376

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #668a1c;
/* rgb */ color: rgb(102, 138, 28);
/* oklch */ color: oklch(58.5% 0.139 126.7);

Tailwind

colors: {
  custom: {
    50: '#95ac62',
    500: '#668a1c',
    950: '#000000',
  },
}

SCSS

$custom: #668a1c;
$custom-light: #95ac62;
$custom-dark: #000000;

JSON

{
  "hex": "#668a1c",
  "rgb": {
    "r": 102,
    "g": 138,
    "b": 28
  },
  "hsl": {
    "h": 79.636,
    "s": 66.265,
    "l": 32.549
  },
  "oklch": {
    "l": 0.58548,
    "c": 0.13883,
    "h": 126.7
  },
  "luminance": 0.21086
}

Semantic roles & 50–950 ramp

primary

#668A1C

secondary

#6D46BB

accent

#3FE976

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E1006

muted

#7E7F7A

Preview Lab

Preview with #668A1C

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

Preview Lab → · Contrast checker → · Palette generator →