#668E1A#668E1A

#668E1A is a mid, vivid yellow-green. Relative luminance 0.222; OKLCH L 59.6% C 0.145 H 127.7°. Best body text is #000000 at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#668E1A
RGB	rgb(102, 142, 26)
HSL	hsl(81, 69%, 33%)
HSV	hsv(81, 82%, 56%)
CMYK	cmyk(28.2%, 0%, 81.7%, 44.3%)
CIE-LAB	lab(54.29, -30.74, 52.23)
CIE-LCH	lch(54.29, 60.60, 120.48°)
OKLab	oklab(59.55% -0.0886 0.1147)
OKLCH	oklch(59.55% 0.145 127.7)
XYZ	xyz(15.3390, 22.2450, 4.4627)
Luminance	0.2225 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668E1A #421A8E

analogous

#8E7C1A #668E1A #2C8E1A

triadic

#668E1A #1A668E #8E1A66

tetradic

#668E1A #1A8E7C #421A8E #8E1A2C

square

#668E1A #1A8E7C #421A8E #8E1A2C

split-complementary

#668E1A #1A2C8E #7C1A8E

monochromatic

#1C2707 #415A11 #668E1A #8BC223 #A9DD45

Accessibility & contrast

On white

3.85

#668E1A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.45

#668E1A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668E1A

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668E1A	#FFFFFF	#000000	##000000
##668E1A	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)

#968400

Deuteranopia (green-blind)

#908127

Tritanopia (blue-blind)

#6A8779

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #668e1a;
/* rgb */ color: rgb(102, 142, 26);
/* oklch */ color: oklch(59.6% 0.145 127.7);

Tailwind

colors: {
  custom: {
    50: '#96af62',
    500: '#668e1a',
    950: '#000000',
  },
}

SCSS

$custom: #668e1a;
$custom-light: #96af62;
$custom-dark: #000000;

JSON

{
  "hex": "#668e1a",
  "rgb": {
    "r": 102,
    "g": 142,
    "b": 26
  },
  "hsl": {
    "h": 80.69,
    "s": 69.048,
    "l": 32.941
  },
  "oklch": {
    "l": 0.59554,
    "c": 0.1449,
    "h": 127.7
  },
  "luminance": 0.22245
}

Semantic roles & 50–950 ramp

primary

#668E1A

secondary

#6F45BE

accent

#3CEC79

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E1006

muted

#7E7F7A

Preview Lab

Preview with #668E1A

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

Preview Lab → · Contrast checker → · Palette generator →