#668B25#668B25

#668B25 is a mid, vivid yellow-green. Relative luminance 0.214; OKLCH L 58.9% C 0.135 H 127.6°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#668B25
RGB	rgb(102, 139, 37)
HSL	hsl(82, 58%, 35%)
HSV	hsv(82, 73%, 55%)
CMYK	cmyk(26.6%, 0%, 73.4%, 45.5%)
CIE-LAB	lab(53.41, -28.70, 47.61)
CIE-LCH	lch(53.41, 55.60, 121.08°)
OKLab	oklab(58.86% -0.0822 0.1068)
OKLCH	oklch(58.86% 0.135 127.6)
XYZ	xyz(15.0461, 21.4233, 5.0923)
Luminance	0.2142 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668B25 #4A258B

analogous

#8B7D25 #668B25 #338B25

triadic

#668B25 #25668B #8B2566

tetradic

#668B25 #258B7D #4A258B #8B2533

square

#668B25 #258B7D #4A258B #8B2533

split-complementary

#668B25 #25338B #7D258B

monochromatic

#1F2A0B #435B18 #668B25 #89BB32 #A6D358

Accessibility & contrast

On white

3.97

#668B25 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.28

#668B25 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668B25

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668B25	#FFFFFF	#000000	##000000
##668B25	1.00	3.97	5.28	5.28
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.28	21.00	1.00	1.00
##000000	5.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#928113

Deuteranopia (green-blind)

#8D7F2E

Tritanopia (blue-blind)

#6A8477

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #668b25;
/* rgb */ color: rgb(102, 139, 37);
/* oklch */ color: oklch(58.9% 0.135 127.6);

Tailwind

colors: {
  custom: {
    50: '#95ad67',
    500: '#668b25',
    950: '#000000',
  },
}

SCSS

$custom: #668b25;
$custom-light: #95ad67;
$custom-dark: #000000;

JSON

{
  "hex": "#668b25",
  "rgb": {
    "r": 102,
    "g": 139,
    "b": 37
  },
  "hsl": {
    "h": 81.765,
    "s": 57.955,
    "l": 34.51
  },
  "oklch": {
    "l": 0.58863,
    "c": 0.13475,
    "h": 127.6
  },
  "luminance": 0.21424
}

Semantic roles & 50–950 ramp

primary

#668B25

secondary

#7855B7

accent

#47E17F

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E1006

muted

#7E7F7A

Preview Lab

Preview with #668B25

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

Preview Lab → · Contrast checker → · Palette generator →