#668B2E#668B2E

#668B2E is a mid, vivid yellow-green. Relative luminance 0.215; OKLCH L 58.9% C 0.128 H 128.4°. Best body text is #000000 at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#668B2E
RGB	rgb(102, 139, 46)
HSL	hsl(84, 50%, 36%)
HSV	hsv(84, 67%, 55%)
CMYK	cmyk(26.6%, 0%, 66.9%, 45.5%)
CIE-LAB	lab(53.48, -28.05, 43.98)
CIE-LCH	lch(53.48, 52.16, 122.53°)
OKLab	oklab(58.94% -0.0796 0.1005)
OKLCH	oklch(58.94% 0.128 128.4)
XYZ	xyz(15.2052, 21.4869, 5.9305)
Luminance	0.2149 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668B2E #532E8B

analogous

#8B822E #668B2E #388B2E

triadic

#668B2E #2E668B #8B2E66

tetradic

#668B2E #2E8B82 #532E8B #8B2E38

square

#668B2E #2E8B82 #532E8B #8B2E38

split-complementary

#668B2E #2E388B #822E8B

monochromatic

#232F10 #445D1F #668B2E #88B93D #A4CD67

Accessibility & contrast

On white

3.96

#668B2E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.30

#668B2E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668B2E

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668B2E	#FFFFFF	#000000	##000000
##668B2E	1.00	3.96	5.30	5.30
#FFFFFF	3.96	1.00	21.00	21.00
#000000	5.30	21.00	1.00	1.00
##000000	5.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#928122

Deuteranopia (green-blind)

#8D7F35

Tritanopia (blue-blind)

#698578

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #668b2e;
/* rgb */ color: rgb(102, 139, 46);
/* oklch */ color: oklch(58.9% 0.128 128.4);

Tailwind

colors: {
  custom: {
    50: '#95ad6c',
    500: '#668b2e',
    950: '#000000',
  },
}

SCSS

$custom: #668b2e;
$custom-light: #95ad6c;
$custom-dark: #000000;

JSON

{
  "hex": "#668b2e",
  "rgb": {
    "r": 102,
    "g": 139,
    "b": 46
  },
  "hsl": {
    "h": 83.871,
    "s": 50.27,
    "l": 36.275
  },
  "oklch": {
    "l": 0.5894,
    "c": 0.1282,
    "h": 128.4
  },
  "luminance": 0.21487
}

Semantic roles & 50–950 ramp

primary

#668B2E

secondary

#8261B3

accent

#4EDA86

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0D1007

muted

#7E7F7A

Preview Lab

Preview with #668B2E

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

Preview Lab → · Contrast checker → · Palette generator →