#66971D#66971D

#66971D is a mid, vivid yellow-green. Relative luminance 0.250; OKLCH L 61.9% C 0.155 H 129.9°. Best body text is #000000 at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#66971D
RGB	rgb(102, 151, 29)
HSL	hsl(84, 68%, 35%)
HSV	hsv(84, 81%, 59%)
CMYK	cmyk(32.5%, 0%, 80.8%, 40.8%)
CIE-LAB	lab(57.12, -34.75, 53.91)
CIE-LCH	lch(57.12, 64.14, 122.80°)
OKLab	oklab(61.87% -0.0992 0.1187)
OKLCH	oklch(61.87% 0.155 129.9)
XYZ	xyz(16.7678, 25.0462, 5.1131)
Luminance	0.2505 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66971D #4E1D97

analogous

#978B1D #66971D #29971D

triadic

#66971D #1D6697 #971D66

tetradic

#66971D #1D978B #4E1D97 #971D29

square

#66971D #1D978B #4E1D97 #971D29

split-complementary

#66971D #1D2997 #8B1D97

monochromatic

#213009 #436413 #66971D #89CA27 #A5DE51

Accessibility & contrast

On white

3.49

#66971D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.01

#66971D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #66971D

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66971D	#FFFFFF	#000000	##000000
##66971D	1.00	3.49	6.01	6.01
#FFFFFF	3.49	1.00	21.00	21.00
#000000	6.01	21.00	1.00	1.00
##000000	6.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9E8B00

Deuteranopia (green-blind)

#98882A

Tritanopia (blue-blind)

#699081

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #66971d;
/* rgb */ color: rgb(102, 151, 29);
/* oklch */ color: oklch(61.9% 0.155 129.9);

Tailwind

colors: {
  custom: {
    50: '#96b664',
    500: '#66971d',
    950: '#000000',
  },
}

SCSS

$custom: #66971d;
$custom-light: #96b664;
$custom-dark: #000000;

JSON

{
  "hex": "#66971d",
  "rgb": {
    "r": 102,
    "g": 151,
    "b": 29
  },
  "hsl": {
    "h": 84.098,
    "s": 67.778,
    "l": 35.294
  },
  "oklch": {
    "l": 0.61866,
    "c": 0.15473,
    "h": 129.9
  },
  "luminance": 0.25047
}

Semantic roles & 50–950 ramp

primary

#66971D

secondary

#7D4FC0

accent

#3DEB83

background

#F9FBF6

surface

#F2F6EB

border

#CCD0C6

text

#0E1106

muted

#7E807A

Preview Lab

Preview with #66971D

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

Preview Lab → · Contrast checker → · Palette generator →