#66621B#66621B

#66621B is a mid, moderate yellow. Relative luminance 0.116; OKLCH L 48.6% C 0.090 H 106.1°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#66621B
RGB	rgb(102, 98, 27)
HSL	hsl(57, 58%, 25%)
HSV	hsv(57, 74%, 40%)
CMYK	cmyk(0%, 3.9%, 73.5%, 60%)
CIE-LAB	lab(40.64, -7.73, 38.94)
CIE-LCH	lch(40.64, 39.70, 101.22°)
OKLab	oklab(48.56% -0.0251 0.0868)
OKLCH	oklch(48.56% 0.09 106.1)
XYZ	xyz(10.0454, 11.6396, 2.7542)
Luminance	0.1164 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66621B #1B1F66

analogous

#663C1B #66621B #44661B

triadic

#66621B #1B6662 #621B66

tetradic

#66621B #1B663C #1B1F66 #661B44

square

#66621B #1B663C #1B1F66 #661B44

split-complementary

#66621B #1B4466 #3C1B66

monochromatic

#181706 #36340E #66621B #969028 #C7BF35

Accessibility & contrast

On white

6.31

#66621B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#66621B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #66621B

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66621B	#FFFFFF	#000000	##FFFFFF
##66621B	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B5E10

Deuteranopia (green-blind)

#6C6120

Tritanopia (blue-blind)

#6E5B54

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #66621b;
/* rgb */ color: rgb(102, 98, 27);
/* oklch */ color: oklch(48.6% 0.090 106.1);

Tailwind

colors: {
  custom: {
    50: '#948e5c',
    500: '#66621b',
    950: '#000000',
  },
}

SCSS

$custom: #66621b;
$custom-light: #948e5c;
$custom-dark: #000000;

JSON

{
  "hex": "#66621b",
  "rgb": {
    "r": 102,
    "g": 98,
    "b": 27
  },
  "hsl": {
    "h": 56.8,
    "s": 58.14,
    "l": 25.294
  },
  "oklch": {
    "l": 0.4856,
    "c": 0.09035,
    "h": 106.1
  },
  "luminance": 0.11639
}

Semantic roles & 50–950 ramp

primary

#66621B

secondary

#41469B

accent

#4FE146

background

#F9F8F5

surface

#F2F0E9

border

#CCCBC5

text

#0D0C04

muted

#7E7D79

Preview Lab

Preview with #66621B

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

Preview Lab → · Contrast checker → · Palette generator →