#66731E#66731E

#66731E is a mid, moderate yellow. Relative luminance 0.152; OKLCH L 52.8% C 0.108 H 117.9°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#66731E
RGB	rgb(102, 115, 30)
HSL	hsl(69, 59%, 28%)
HSV	hsv(69, 74%, 45%)
CMYK	cmyk(11.3%, 0%, 73.9%, 54.9%)
CIE-LAB	lab(45.88, -16.98, 42.89)
CIE-LCH	lch(45.88, 46.13, 111.59°)
OKLab	oklab(52.76% -0.0506 0.0957)
OKLCH	oklch(52.76% 0.108 117.9)
XYZ	xyz(11.8448, 15.1801, 3.5341)
Luminance	0.1518 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66731E #2B1E73

analogous

#73551E #66731E #3B731E

triadic

#66731E #1E6673 #731E66

tetradic

#66731E #1E7355 #2B1E73 #731E3B

square

#66731E #1E7355 #2B1E73 #731E3B

split-complementary

#66731E #1E3B73 #551E73

monochromatic

#161806 #3B4211 #66731E #91A42B #B7CD3F

Accessibility & contrast

On white

5.20

#66731E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#66731E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #66731E

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66731E	#FFFFFF	#000000	##FFFFFF
##66731E	1.00	5.20	4.04	5.20
#FFFFFF	5.20	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B6C0F

Deuteranopia (green-blind)

#7A6D25

Tritanopia (blue-blind)

#6C6C62

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #66731e;
/* rgb */ color: rgb(102, 115, 30);
/* oklch */ color: oklch(52.8% 0.108 117.9);

Tailwind

colors: {
  custom: {
    50: '#949b60',
    500: '#66731e',
    950: '#000000',
  },
}

SCSS

$custom: #66731e;
$custom-light: #949b60;
$custom-dark: #000000;

JSON

{
  "hex": "#66731e",
  "rgb": {
    "r": 102,
    "g": 115,
    "b": 30
  },
  "hsl": {
    "h": 69.176,
    "s": 58.621,
    "l": 28.431
  },
  "oklch": {
    "l": 0.52763,
    "c": 0.10824,
    "h": 117.9
  },
  "luminance": 0.1518
}

Semantic roles & 50–950 ramp

primary

#66731E

secondary

#5546A7

accent

#46E25E

background

#F9F9F5

surface

#F2F2EA

border

#CCCCC6

text

#0D0E05

muted

#7E7E79

Preview Lab

Preview with #66731E

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

Preview Lab → · Contrast checker → · Palette generator →