#668E1C#668E1C

#668E1C is a mid, vivid yellow-green. Relative luminance 0.223; OKLCH L 59.6% C 0.144 H 127.8°. Best body text is #000000 at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#668E1C
RGB	rgb(102, 142, 28)
HSL	hsl(81, 67%, 33%)
HSV	hsv(81, 80%, 56%)
CMYK	cmyk(28.2%, 0%, 80.3%, 44.3%)
CIE-LAB	lab(54.30, -30.64, 51.62)
CIE-LCH	lch(54.30, 60.03, 120.69°)
OKLab	oklab(59.57% -0.0882 0.1137)
OKLCH	oklch(59.57% 0.144 127.8)
XYZ	xyz(15.3621, 22.2543, 4.5845)
Luminance	0.2225 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668E1C #441C8E

analogous

#8E7D1C #668E1C #2D8E1C

triadic

#668E1C #1C668E #8E1C66

tetradic

#668E1C #1C8E7D #441C8E #8E1C2D

square

#668E1C #1C8E7D #441C8E #8E1C2D

split-complementary

#668E1C #1C2D8E #7D1C8E

monochromatic

#1D2808 #415B12 #668E1C #8BC126 #A8DB49

Accessibility & contrast

On white

3.85

#668E1C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.45

#668E1C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668E1C

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668E1C	#FFFFFF	#000000	##000000
##668E1C	1.00	3.85	5.45	5.45
#FFFFFF	3.85	1.00	21.00	21.00
#000000	5.45	21.00	1.00	1.00
##000000	5.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#958400

Deuteranopia (green-blind)

#908128

Tritanopia (blue-blind)

#6A8779

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #668e1c;
/* rgb */ color: rgb(102, 142, 28);
/* oklch */ color: oklch(59.6% 0.144 127.8);

Tailwind

colors: {
  custom: {
    50: '#96af63',
    500: '#668e1c',
    950: '#000000',
  },
}

SCSS

$custom: #668e1c;
$custom-light: #96af63;
$custom-dark: #000000;

JSON

{
  "hex": "#668e1c",
  "rgb": {
    "r": 102,
    "g": 142,
    "b": 28
  },
  "hsl": {
    "h": 81.053,
    "s": 67.059,
    "l": 33.333
  },
  "oklch": {
    "l": 0.59565,
    "c": 0.14391,
    "h": 127.8
  },
  "luminance": 0.22255
}

Semantic roles & 50–950 ramp

primary

#668E1C

secondary

#7249BD

accent

#3EEA7A

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E1006

muted

#7E7F7A

Preview Lab

Preview with #668E1C

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

Preview Lab → · Contrast checker → · Palette generator →