#668E38#668E38

#668E38 is a mid, vivid yellow-green. Relative luminance 0.225; OKLCH L 59.8% C 0.124 H 130.3°. Best body text is #000000 at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#668E38
RGB	rgb(102, 142, 56)
HSL	hsl(88, 43%, 39%)
HSV	hsv(88, 61%, 56%)
CMYK	cmyk(28.2%, 0%, 60.6%, 44.3%)
CIE-LAB	lab(54.51, -28.61, 40.54)
CIE-LCH	lch(54.51, 49.62, 125.21°)
OKLab	oklab(59.81% -0.0802 0.0945)
OKLCH	oklch(59.81% 0.124 130.3)
XYZ	xyz(15.8662, 22.4559, 7.2391)
Luminance	0.2246 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668E38 #60388E

analogous

#8E8B38 #668E38 #3B8E38

triadic

#668E38 #38668E #8E3866

tetradic

#668E38 #388E8B #60388E #8E383B

square

#668E38 #388E8B #60388E #8E383B

split-complementary

#668E38 #383B8E #8B388E

monochromatic

#273615 #466227 #668E38 #85B84B #A3C977

Accessibility & contrast

On white

3.82

#668E38 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.49

#668E38 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668E38

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668E38	#FFFFFF	#000000	##000000
##668E38	1.00	3.82	5.49	5.49
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.49	21.00	1.00	1.00
##000000	5.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94842F

Deuteranopia (green-blind)

#8F813E

Tritanopia (blue-blind)

#68887B

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #668e38;
/* rgb */ color: rgb(102, 142, 56);
/* oklch */ color: oklch(59.8% 0.124 130.3);

Tailwind

colors: {
  custom: {
    50: '#94af72',
    500: '#668e38',
    950: '#000000',
  },
}

SCSS

$custom: #668e38;
$custom-light: #94af72;
$custom-dark: #000000;

JSON

{
  "hex": "#668e38",
  "rgb": {
    "r": 102,
    "g": 142,
    "b": 56
  },
  "hsl": {
    "h": 87.907,
    "s": 43.434,
    "l": 38.824
  },
  "oklch": {
    "l": 0.59805,
    "c": 0.12393,
    "h": 130.3
  },
  "luminance": 0.22456
}

Semantic roles & 50–950 ramp

primary

#668E38

secondary

#8F6FB2

accent

#55D38F

background

#F9FAF7

surface

#F2F4ED

border

#CCCEC8

text

#0D1008

muted

#7E7F7B

Preview Lab

Preview with #668E38

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

Preview Lab → · Contrast checker → · Palette generator →