#668A2B#668A2B

#668A2B is a mid, vivid yellow-green. Relative luminance 0.212; OKLCH L 58.7% C 0.129 H 127.8°. Best body text is #000000 at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#668A2B
RGB	rgb(102, 138, 43)
HSL	hsl(83, 52%, 35%)
HSV	hsv(83, 69%, 54%)
CMYK	cmyk(26.1%, 0%, 68.8%, 45.9%)
CIE-LAB	lab(53.14, -27.80, 44.91)
CIE-LCH	lch(53.14, 52.82, 121.75°)
OKLab	oklab(58.66% -0.0792 0.102)
OKLCH	oklch(58.66% 0.129 127.8)
XYZ	xyz(15.0040, 21.1758, 5.5819)
Luminance	0.2118 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668A2B #4F2B8A

analogous

#8A7E2B #668A2B #368A2B

triadic

#668A2B #2B668A #8A2B66

tetradic

#668A2B #2B8A7E #4F2B8A #8A2B36

square

#668A2B #2B8A7E #4F2B8A #8A2B36

split-complementary

#668A2B #2B368A #7E2B8A

monochromatic

#212D0E #445B1C #668A2B #88B93A #A5CE61

Accessibility & contrast

On white

4.01

#668A2B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.24

#668A2B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668A2B

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668A2B	#FFFFFF	#000000	##000000
##668A2B	1.00	4.01	5.24	5.24
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.24	21.00	1.00	1.00
##000000	5.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91801E

Deuteranopia (green-blind)

#8C7E33

Tritanopia (blue-blind)

#6A8477

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #668a2b;
/* rgb */ color: rgb(102, 138, 43);
/* oklch */ color: oklch(58.7% 0.129 127.8);

Tailwind

colors: {
  custom: {
    50: '#95ac6a',
    500: '#668a2b',
    950: '#000000',
  },
}

SCSS

$custom: #668a2b;
$custom-light: #95ac6a;
$custom-dark: #000000;

JSON

{
  "hex": "#668a2b",
  "rgb": {
    "r": 102,
    "g": 138,
    "b": 43
  },
  "hsl": {
    "h": 82.737,
    "s": 52.486,
    "l": 35.49
  },
  "oklch": {
    "l": 0.58659,
    "c": 0.12916,
    "h": 127.8
  },
  "luminance": 0.21176
}

Semantic roles & 50–950 ramp

primary

#668A2B

secondary

#7E5DB4

accent

#4CDC82

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0D1007

muted

#7E7F7A

Preview Lab

Preview with #668A2B

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

Preview Lab → · Contrast checker → · Palette generator →