#666F13#666F13

#666F13 is a mid, moderate yellow. Relative luminance 0.142; OKLCH L 51.7% C 0.110 H 115.4°. Best body text is #FFFFFF at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#666F13
RGB	rgb(102, 111, 19)
HSL	hsl(66, 71%, 25%)
HSV	hsv(66, 83%, 44%)
CMYK	cmyk(8.1%, 0%, 82.9%, 56.5%)
CIE-LAB	lab(44.58, -15.38, 45.62)
CIE-LCH	lch(44.58, 48.14, 108.63°)
OKLab	oklab(51.7% -0.0472 0.0994)
OKLCH	oklch(51.7% 0.11 115.4)
XYZ	xyz(11.2818, 14.2409, 2.7704)
Luminance	0.1424 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#666F13 #1C136F

analogous

#6F4A13 #666F13 #386F13

triadic

#666F13 #13666F #6F1366

tetradic

#666F13 #136F4A #1C136F #6F1338

square

#666F13 #136F4A #1C136F #6F1338

split-complementary

#666F13 #13386F #4A136F

monochromatic

#181A04 #363B0A #666F13 #96A31C #C6D825

Accessibility & contrast

On white

5.46

#666F13 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#666F13 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #666F13

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##666F13	#FFFFFF	#000000	##FFFFFF
##666F13	1.00	5.46	3.85	5.46
#FFFFFF	5.46	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#786900

Deuteranopia (green-blind)

#776A1C

Tritanopia (blue-blind)

#6D685E

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #666f13;
/* rgb */ color: rgb(102, 111, 19);
/* oklch */ color: oklch(51.7% 0.110 115.4);

Tailwind

colors: {
  custom: {
    50: '#95985a',
    500: '#666f13',
    950: '#000000',
  },
}

SCSS

$custom: #666f13;
$custom-light: #95985a;
$custom-dark: #000000;

JSON

{
  "hex": "#666f13",
  "rgb": {
    "r": 102,
    "g": 111,
    "b": 19
  },
  "hsl": {
    "h": 65.87,
    "s": 70.769,
    "l": 25.49
  },
  "oklch": {
    "l": 0.51695,
    "c": 0.11001,
    "h": 115.4
  },
  "luminance": 0.14241
}

Semantic roles & 50–950 ramp

primary

#666F13

secondary

#4338A6

accent

#3AEE4C

background

#F9F9F5

surface

#F2F2E9

border

#CCCCC5

text

#0E0D04

muted

#7E7E79

Preview Lab

Preview with #666F13

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

Preview Lab → · Contrast checker → · Palette generator →