#66561A#66561A

#66561A is a mid, moderate yellow. Relative luminance 0.096; OKLCH L 45.7% C 0.080 H 93.8°. Best body text is #FFFFFF at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#66561A
RGB	rgb(102, 86, 26)
HSL	hsl(47, 59%, 25%)
HSV	hsv(47, 75%, 40%)
CMYK	cmyk(0%, 15.7%, 74.5%, 60%)
CIE-LAB	lab(37.03, -0.74, 35.77)
CIE-LCH	lch(37.03, 35.78, 91.19°)
OKLab	oklab(45.7% -0.0054 0.0799)
OKLCH	oklch(45.7% 0.08 93.8)
XYZ	xyz(8.9942, 9.5554, 2.3477)
Luminance	0.0955 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66561A #1A2A66

analogous

#66301A #66561A #50661A

triadic

#66561A #1A6656 #561A66

tetradic

#66561A #1A6630 #1A2A66 #661A50

square

#66561A #1A6630 #1A2A66 #661A50

split-complementary

#66561A #1A5066 #301A66

monochromatic

#181506 #352D0E #66561A #977F26 #C8A833

Accessibility & contrast

On white

7.21

#66561A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#66561A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66561A

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66561A	#FFFFFF	#000000	##FFFFFF
##66561A	1.00	7.21	2.91	7.21
#FFFFFF	7.21	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605412

Deuteranopia (green-blind)

#64591D

Tritanopia (blue-blind)

#6F4F4A

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #66561a;
/* rgb */ color: rgb(102, 86, 26);
/* oklch */ color: oklch(45.7% 0.080 93.8);

Tailwind

colors: {
  custom: {
    50: '#94855a',
    500: '#66561a',
    950: '#000000',
  },
}

SCSS

$custom: #66561a;
$custom-light: #94855a;
$custom-dark: #000000;

JSON

{
  "hex": "#66561a",
  "rgb": {
    "r": 102,
    "g": 86,
    "b": 26
  },
  "hsl": {
    "h": 47.368,
    "s": 59.375,
    "l": 25.098
  },
  "oklch": {
    "l": 0.45697,
    "c": 0.08008,
    "h": 93.8
  },
  "luminance": 0.09555
}

Semantic roles & 50–950 ramp

primary

#66561A

secondary

#40539C

accent

#66E345

background

#F9F8F5

surface

#F2EFE9

border

#CCCAC5

text

#0E0B04

muted

#7E7C79

Preview Lab

Preview with #66561A

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

Preview Lab → · Contrast checker → · Palette generator →