#66711B#66711B

#66711B is a mid, moderate yellow. Relative luminance 0.147; OKLCH L 52.2% C 0.108 H 116.7°. Best body text is #FFFFFF at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#66711B
RGB	rgb(102, 113, 27)
HSL	hsl(68, 61%, 27%)
HSV	hsv(68, 76%, 44%)
CMYK	cmyk(9.7%, 0%, 76.1%, 55.7%)
CIE-LAB	lab(45.24, -16.08, 43.44)
CIE-LCH	lch(45.24, 46.32, 110.31°)
OKLab	oklab(52.24% -0.0484 0.0963)
OKLCH	oklch(52.24% 0.108 116.7)
XYZ	xyz(11.5827, 14.7143, 3.2667)
Luminance	0.1471 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66711B #261B71

analogous

#71511B #66711B #3B711B

triadic

#66711B #1B6671 #711B66

tetradic

#66711B #1B7151 #261B71 #711B3B

square

#66711B #1B7151 #261B71 #711B3B

split-complementary

#66711B #1B3B71 #511B71

monochromatic

#161906 #39400F #66711B #93A227 #BCCF37

Accessibility & contrast

On white

5.33

#66711B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#66711B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #66711B

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66711B	#FFFFFF	#000000	##FFFFFF
##66711B	1.00	5.33	3.94	5.33
#FFFFFF	5.33	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#796B0A

Deuteranopia (green-blind)

#786C22

Tritanopia (blue-blind)

#6D6A60

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #66711b;
/* rgb */ color: rgb(102, 113, 27);
/* oklch */ color: oklch(52.2% 0.108 116.7);

Tailwind

colors: {
  custom: {
    50: '#94995e',
    500: '#66711b',
    950: '#000000',
  },
}

SCSS

$custom: #66711b;
$custom-light: #94995e;
$custom-dark: #000000;

JSON

{
  "hex": "#66711b",
  "rgb": {
    "r": 102,
    "g": 113,
    "b": 27
  },
  "hsl": {
    "h": 67.674,
    "s": 61.429,
    "l": 27.451
  },
  "oklch": {
    "l": 0.52243,
    "c": 0.10777,
    "h": 116.7
  },
  "luminance": 0.14714
}

Semantic roles & 50–950 ramp

primary

#66711B

secondary

#4F42A6

accent

#43E558

background

#F9F9F5

surface

#F2F2E9

border

#CCCCC5

text

#0D0E05

muted

#7E7E79

Preview Lab

Preview with #66711B

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

Preview Lab → · Contrast checker → · Palette generator →