#668018#668018

#668018 is a mid, vivid yellow-green. Relative luminance 0.183; OKLCH L 56.0% C 0.128 H 123.3°. Best body text is #000000 at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#668018
RGB	rgb(102, 128, 24)
HSL	hsl(75, 68%, 30%)
HSV	hsv(75, 81%, 50%)
CMYK	cmyk(20.3%, 0%, 81.3%, 49.8%)
CIE-LAB	lab(49.89, -24.02, 48.84)
CIE-LCH	lch(49.89, 54.43, 116.19°)
OKLab	oklab(55.99% -0.0705 0.1072)
OKLCH	oklch(55.99% 0.128 123.3)
XYZ	xyz(13.3637, 18.3290, 3.6978)
Luminance	0.1833 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668018 #321880

analogous

#806618 #668018 #328018

triadic

#668018 #186680 #801866

tetradic

#668018 #188066 #321880 #801832

square

#668018 #188066 #321880 #801832

split-complementary

#668018 #183280 #661880

monochromatic

#151A05 #3D4C0E #668018 #8FB422 #B2DA39

Accessibility & contrast

On white

4.50

#668018 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.67

#668018 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668018

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668018	#FFFFFF	#000000	##000000
##668018	1.00	4.50	4.67	4.67
#FFFFFF	4.50	1.00	21.00	21.00
#000000	4.67	21.00	1.00	1.00
##000000	4.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#887700

Deuteranopia (green-blind)

#847623

Tritanopia (blue-blind)

#6C796D

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #668018;
/* rgb */ color: rgb(102, 128, 24);
/* oklch */ color: oklch(56.0% 0.128 123.3);

Tailwind

colors: {
  custom: {
    50: '#95a55f',
    500: '#668018',
    950: '#000000',
  },
}

SCSS

$custom: #668018;
$custom-light: #95a55f;
$custom-dark: #000000;

JSON

{
  "hex": "#668018",
  "rgb": {
    "r": 102,
    "g": 128,
    "b": 24
  },
  "hsl": {
    "h": 75,
    "s": 68.421,
    "l": 29.804
  },
  "oklch": {
    "l": 0.55988,
    "c": 0.12826,
    "h": 123.3
  },
  "luminance": 0.18329
}

Semantic roles & 50–950 ramp

primary

#668018

secondary

#5D40B4

accent

#3DEB68

background

#F9FAF5

surface

#F2F4EA

border

#CCCEC6

text

#0E0F05

muted

#7E7F79

Preview Lab

Preview with #668018

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

Preview Lab → · Contrast checker → · Palette generator →