#668E1E#668E1E

#668E1E is a mid, vivid yellow-green. Relative luminance 0.223; OKLCH L 59.6% C 0.143 H 127.9°. Best body text is #000000 at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#668E1E
RGB	rgb(102, 142, 30)
HSL	hsl(81, 65%, 34%)
HSV	hsv(81, 79%, 56%)
CMYK	cmyk(28.2%, 0%, 78.9%, 44.3%)
CIE-LAB	lab(54.31, -30.54, 50.99)
CIE-LCH	lch(54.31, 59.43, 120.92°)
OKLab	oklab(59.58% -0.0878 0.1127)
OKLCH	oklch(59.58% 0.143 127.9)
XYZ	xyz(15.3869, 22.2642, 4.7148)
Luminance	0.2226 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668E1E #461E8E

analogous

#8E7E1E #668E1E #2E8E1E

triadic

#668E1E #1E668E #8E1E66

tetradic

#668E1E #1E8E7E #461E8E #8E1E2E

square

#668E1E #1E8E7E #461E8E #8E1E2E

split-complementary

#668E1E #1E2E8E #7E1E8E

monochromatic

#1D2909 #425B13 #668E1E #8AC129 #A7D94D

Accessibility & contrast

On white

3.85

#668E1E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.45

#668E1E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668E1E

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668E1E	#FFFFFF	#000000	##000000
##668E1E	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)

#908129

Tritanopia (blue-blind)

#6A8779

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #668e1e;
/* rgb */ color: rgb(102, 142, 30);
/* oklch */ color: oklch(59.6% 0.143 127.9);

Tailwind

colors: {
  custom: {
    50: '#95af64',
    500: '#668e1e',
    950: '#000000',
  },
}

SCSS

$custom: #668e1e;
$custom-light: #95af64;
$custom-dark: #000000;

JSON

{
  "hex": "#668e1e",
  "rgb": {
    "r": 102,
    "g": 142,
    "b": 30
  },
  "hsl": {
    "h": 81.429,
    "s": 65.116,
    "l": 33.725
  },
  "oklch": {
    "l": 0.59577,
    "c": 0.14286,
    "h": 127.9
  },
  "luminance": 0.22265
}

Semantic roles & 50–950 ramp

primary

#668E1E

secondary

#744CBC

accent

#40E87C

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E1006

muted

#7E7F7A

Preview Lab

Preview with #668E1E

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

Preview Lab → · Contrast checker → · Palette generator →