#668E28#668E28

#668E28 is a mid, vivid yellow-green. Relative luminance 0.223; OKLCH L 59.6% C 0.137 H 128.6°. Best body text is #000000 at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#668E28
RGB	rgb(102, 142, 40)
HSL	hsl(84, 56%, 36%)
HSV	hsv(84, 72%, 56%)
CMYK	cmyk(28.2%, 0%, 71.8%, 44.3%)
CIE-LAB	lab(54.37, -29.93, 47.40)
CIE-LCH	lch(54.37, 56.06, 122.27°)
OKLab	oklab(59.65% -0.0853 0.1068)
OKLCH	oklch(59.65% 0.137 128.6)
XYZ	xyz(15.5355, 22.3236, 5.4975)
Luminance	0.2232 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668E28 #50288E

analogous

#8E8328 #668E28 #338E28

triadic

#668E28 #28668E #8E2866

tetradic

#668E28 #288E83 #50288E #8E2833

square

#668E28 #288E83 #50288E #8E2833

split-complementary

#668E28 #28338E #83288E

monochromatic

#212F0D #445E1B #668E28 #88BE35 #A5D25F

Accessibility & contrast

On white

3.84

#668E28 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.46

#668E28 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668E28

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668E28	#FFFFFF	#000000	##000000
##668E28	1.00	3.84	5.46	5.46
#FFFFFF	3.84	1.00	21.00	21.00
#000000	5.46	21.00	1.00	1.00
##000000	5.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#958417

Deuteranopia (green-blind)

#8F8131

Tritanopia (blue-blind)

#69887A

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #668e28;
/* rgb */ color: rgb(102, 142, 40);
/* oklch */ color: oklch(59.6% 0.137 128.6);

Tailwind

colors: {
  custom: {
    50: '#95af69',
    500: '#668e28',
    950: '#000000',
  },
}

SCSS

$custom: #668e28;
$custom-light: #95af69;
$custom-dark: #000000;

JSON

{
  "hex": "#668e28",
  "rgb": {
    "r": 102,
    "g": 142,
    "b": 40
  },
  "hsl": {
    "h": 83.529,
    "s": 56.044,
    "l": 35.686
  },
  "oklch": {
    "l": 0.59648,
    "c": 0.1367,
    "h": 128.6
  },
  "luminance": 0.22324
}

Semantic roles & 50–950 ramp

primary

#668E28

secondary

#7F5BB7

accent

#48DF84

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E1007

muted

#7E7F7A

Preview Lab

Preview with #668E28

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

Preview Lab → · Contrast checker → · Palette generator →