#665D37#665D37

#665D37 is a mid, muted yellow. Relative luminance 0.109; OKLCH L 47.7% C 0.056 H 96.4°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#665D37
RGB	rgb(102, 93, 55)
HSL	hsl(49, 30%, 31%)
HSV	hsv(49, 46%, 40%)
CMYK	cmyk(0%, 8.8%, 46.1%, 60%)
CIE-LAB	lab(39.46, -2.36, 23.10)
CIE-LCH	lch(39.46, 23.22, 95.83°)
OKLab	oklab(47.73% -0.0063 0.0561)
OKLCH	oklch(47.73% 0.056 96.4)
XYZ	xyz(10.0837, 10.9297, 5.1922)
Luminance	0.1093 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665D37 #374066

analogous

#664537 #665D37 #576637

triadic

#665D37 #37665D #5D3766

tetradic

#665D37 #376645 #374066 #663757

square

#665D37 #376645 #374066 #663757

split-complementary

#665D37 #375766 #453766

monochromatic

#16140C #3E3922 #665D37 #8E814C #AEA169

Accessibility & contrast

On white

6.59

#665D37 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#665D37 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665D37

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665D37	#FFFFFF	#000000	##FFFFFF
##665D37	1.00	6.59	3.19	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645B34

Deuteranopia (green-blind)

#675E38

Tritanopia (blue-blind)

#6D5854

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #665d37;
/* rgb */ color: rgb(102, 93, 55);
/* oklch */ color: oklch(47.7% 0.056 96.4);

Tailwind

colors: {
  custom: {
    50: '#938a6e',
    500: '#665d37',
    950: '#000000',
  },
}

SCSS

$custom: #665d37;
$custom-light: #938a6e;
$custom-dark: #000000;

JSON

{
  "hex": "#665d37",
  "rgb": {
    "r": 102,
    "g": 93,
    "b": 55
  },
  "hsl": {
    "h": 48.511,
    "s": 29.936,
    "l": 30.784
  },
  "oklch": {
    "l": 0.47732,
    "c": 0.05647,
    "h": 96.4
  },
  "luminance": 0.10929
}

Semantic roles & 50–950 ramp

primary

#665D37

secondary

#626C96

accent

#75C662

background

#F9F8F6

surface

#F1F0EC

border

#CBCBC7

text

#0D0B07

muted

#7E7C7A

Preview Lab

Preview with #665D37

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

Preview Lab → · Contrast checker → · Palette generator →