#66751B#66751B

#66751B is a mid, moderate yellow-green. Relative luminance 0.156; OKLCH L 53.2% C 0.113 H 118.8°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#66751B
RGB	rgb(102, 117, 27)
HSL	hsl(70, 63%, 28%)
HSV	hsv(70, 77%, 46%)
CMYK	cmyk(12.8%, 0%, 76.9%, 54.1%)
CIE-LAB	lab(46.48, -18.21, 44.63)
CIE-LCH	lch(46.48, 48.20, 112.20°)
OKLab	oklab(53.24% -0.0543 0.0988)
OKLCH	oklch(53.24% 0.113 118.8)
XYZ	xyz(12.0389, 15.6266, 3.4187)
Luminance	0.1563 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66751B #2A1B75

analogous

#75571B #66751B #39751B

triadic

#66751B #1B6675 #751B66

tetradic

#66751B #1B7557 #2A1B75 #751B39

square

#66751B #1B7557 #2A1B75 #751B39

split-complementary

#66751B #1B3975 #571B75

monochromatic

#161906 #3B4310 #66751B #91A726 #B8D139

Accessibility & contrast

On white

5.09

#66751B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#66751B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #66751B

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66751B	#FFFFFF	#000000	##FFFFFF
##66751B	1.00	5.09	4.13	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D6E08

Deuteranopia (green-blind)

#7B6E23

Tritanopia (blue-blind)

#6C6E64

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #66751b;
/* rgb */ color: rgb(102, 117, 27);
/* oklch */ color: oklch(53.2% 0.113 118.8);

Tailwind

colors: {
  custom: {
    50: '#949c5f',
    500: '#66751b',
    950: '#000000',
  },
}

SCSS

$custom: #66751b;
$custom-light: #949c5f;
$custom-dark: #000000;

JSON

{
  "hex": "#66751b",
  "rgb": {
    "r": 102,
    "g": 117,
    "b": 27
  },
  "hsl": {
    "h": 70,
    "s": 62.5,
    "l": 28.235
  },
  "oklch": {
    "l": 0.5324,
    "c": 0.11274,
    "h": 118.8
  },
  "luminance": 0.15626
}

Semantic roles & 50–950 ramp

primary

#66751B

secondary

#5442A9

accent

#42E65D

background

#F9F9F5

surface

#F2F2EA

border

#CCCCC6

text

#0E0E05

muted

#7E7E79

Preview Lab

Preview with #66751B

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

Preview Lab → · Contrast checker → · Palette generator →