#66651E#66651E

#66651E is a mid, moderate yellow. Relative luminance 0.122; OKLCH L 49.3% C 0.091 H 108.5°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#66651E
RGB	rgb(102, 101, 30)
HSL	hsl(59, 55%, 26%)
HSV	hsv(59, 71%, 40%)
CMYK	cmyk(0%, 1%, 70.6%, 60%)
CIE-LAB	lab(41.57, -9.26, 38.58)
CIE-LCH	lch(41.57, 39.67, 103.50°)
OKLab	oklab(49.31% -0.029 0.0866)
OKLCH	oklch(49.31% 0.091 108.5)
XYZ	xyz(10.3679, 12.2262, 3.0418)
Luminance	0.1223 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66651E #1E1F66

analogous

#66411E #66651E #43661E

triadic

#66651E #1E6665 #651E66

tetradic

#66651E #1E6641 #1E1F66 #661E43

square

#66651E #1E6641 #1E1F66 #661E43

split-complementary

#66651E #1E4366 #411E66

monochromatic

#181707 #373610 #66651E #95942C #C5C33A

Accessibility & contrast

On white

6.10

#66651E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#66651E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #66651E

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66651E	#FFFFFF	#000000	##FFFFFF
##66651E	1.00	6.10	3.45	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E6114

Deuteranopia (green-blind)

#6F6323

Tritanopia (blue-blind)

#6E5E57

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #66651e;
/* rgb */ color: rgb(102, 101, 30);
/* oklch */ color: oklch(49.3% 0.091 108.5);

Tailwind

colors: {
  custom: {
    50: '#94905e',
    500: '#66651e',
    950: '#000000',
  },
}

SCSS

$custom: #66651e;
$custom-light: #94905e;
$custom-dark: #000000;

JSON

{
  "hex": "#66651e",
  "rgb": {
    "r": 102,
    "g": 101,
    "b": 30
  },
  "hsl": {
    "h": 59.167,
    "s": 54.545,
    "l": 25.882
  },
  "oklch": {
    "l": 0.49314,
    "c": 0.09134,
    "h": 108.5
  },
  "luminance": 0.12226
}

Semantic roles & 50–950 ramp

primary

#66651E

secondary

#45469B

accent

#4CDE4A

background

#F9F8F5

surface

#F2F0E9

border

#CCCBC5

text

#0D0C05

muted

#7E7D79

Preview Lab

Preview with #66651E

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

Preview Lab → · Contrast checker → · Palette generator →