#66611D#66611D

#66611D is a mid, moderate yellow. Relative luminance 0.115; OKLCH L 48.3% C 0.088 H 105.1°. Best body text is #FFFFFF at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#66611D
RGB	rgb(102, 97, 29)
HSL	hsl(56, 56%, 26%)
HSV	hsv(56, 72%, 40%)
CMYK	cmyk(0%, 4.9%, 71.6%, 60%)
CIE-LAB	lab(40.35, -7.03, 37.78)
CIE-LCH	lch(40.35, 38.43, 100.54°)
OKLab	oklab(48.34% -0.0229 0.0847)
OKLCH	oklch(48.34% 0.088 105.1)
XYZ	xyz(9.9763, 11.4632, 2.8493)
Luminance	0.1146 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66611D #1D2266

analogous

#663C1D #66611D #46661D

triadic

#66611D #1D6661 #611D66

tetradic

#66611D #1D663C #1D2266 #661D46

square

#66611D #1D663C #1D2266 #661D46

split-complementary

#66611D #1D4666 #3C1D66

monochromatic

#181707 #36340F #66611D #968E2B #C5BC38

Accessibility & contrast

On white

6.38

#66611D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#66611D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #66611D

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66611D	#FFFFFF	#000000	##FFFFFF
##66611D	1.00	6.38	3.29	6.38
#FFFFFF	6.38	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A5D13

Deuteranopia (green-blind)

#6C6021

Tritanopia (blue-blind)

#6E5A53

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #66611d;
/* rgb */ color: rgb(102, 97, 29);
/* oklch */ color: oklch(48.3% 0.088 105.1);

Tailwind

colors: {
  custom: {
    50: '#948d5d',
    500: '#66611d',
    950: '#000000',
  },
}

SCSS

$custom: #66611d;
$custom-light: #948d5d;
$custom-dark: #000000;

JSON

{
  "hex": "#66611d",
  "rgb": {
    "r": 102,
    "g": 97,
    "b": 29
  },
  "hsl": {
    "h": 55.89,
    "s": 55.725,
    "l": 25.686
  },
  "oklch": {
    "l": 0.48336,
    "c": 0.08776,
    "h": 105.1
  },
  "luminance": 0.11463
}

Semantic roles & 50–950 ramp

primary

#66611D

secondary

#444A9B

accent

#53DF49

background

#F9F8F5

surface

#F2F0E9

border

#CCCBC5

text

#0D0C04

muted

#7E7D79

Preview Lab

Preview with #66611D

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

Preview Lab → · Contrast checker → · Palette generator →