#668F23#668F23

#668F23 is a mid, vivid yellow-green. Relative luminance 0.226; OKLCH L 59.9% C 0.141 H 128.5°. Best body text is #000000 at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#668F23
RGB	rgb(102, 143, 35)
HSL	hsl(83, 61%, 35%)
HSV	hsv(83, 76%, 56%)
CMYK	cmyk(28.7%, 0%, 75.5%, 43.9%)
CIE-LAB	lab(54.65, -30.73, 49.58)
CIE-LCH	lch(54.65, 58.33, 121.79°)
OKLab	oklab(59.86% -0.0879 0.1106)
OKLCH	oklch(59.86% 0.141 128.5)
XYZ	xyz(15.6053, 22.5907, 5.1280)
Luminance	0.2259 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668F23 #4C238F

analogous

#8F8223 #668F23 #308F23

triadic

#668F23 #23668F #8F2366

tetradic

#668F23 #238F82 #4C238F #8F2330

square

#668F23 #238F82 #4C238F #8F2330

split-complementary

#668F23 #23308F #82238F

monochromatic

#202D0B #435E17 #668F23 #89C02F #A6D657

Accessibility & contrast

On white

3.81

#668F23 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.52

#668F23 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668F23

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668F23	#FFFFFF	#000000	##000000
##668F23	1.00	3.81	5.52	5.52
#FFFFFF	3.81	1.00	21.00	21.00
#000000	5.52	21.00	1.00	1.00
##000000	5.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#96850D

Deuteranopia (green-blind)

#91822D

Tritanopia (blue-blind)

#6A887A

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #668f23;
/* rgb */ color: rgb(102, 143, 35);
/* oklch */ color: oklch(59.9% 0.141 128.5);

Tailwind

colors: {
  custom: {
    50: '#95b066',
    500: '#668f23',
    950: '#000000',
  },
}

SCSS

$custom: #668f23;
$custom-light: #95b066;
$custom-dark: #000000;

JSON

{
  "hex": "#668f23",
  "rgb": {
    "r": 102,
    "g": 143,
    "b": 35
  },
  "hsl": {
    "h": 82.778,
    "s": 60.674,
    "l": 34.902
  },
  "oklch": {
    "l": 0.59864,
    "c": 0.14126,
    "h": 128.5
  },
  "luminance": 0.22591
}

Semantic roles & 50–950 ramp

primary

#668F23

secondary

#7B54BA

accent

#44E481

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E1006

muted

#7E7F7A

Preview Lab

Preview with #668F23

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

Preview Lab → · Contrast checker → · Palette generator →