#665D1D#665D1D

#665D1D is a mid, moderate yellow. Relative luminance 0.107; OKLCH L 47.4% C 0.084 H 101.2°. Best body text is #FFFFFF at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#665D1D
RGB	rgb(102, 93, 29)
HSL	hsl(53, 56%, 26%)
HSV	hsv(53, 72%, 40%)
CMYK	cmyk(0%, 8.8%, 71.6%, 60%)
CIE-LAB	lab(39.14, -4.71, 36.54)
CIE-LCH	lch(39.14, 36.85, 97.34°)
OKLab	oklab(47.38% -0.0163 0.0821)
OKLCH	oklch(47.38% 0.084 101.2)
XYZ	xyz(9.6160, 10.7426, 2.7292)
Luminance	0.1074 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665D1D #1D2666

analogous

#66381D #665D1D #4A661D

triadic

#665D1D #1D665D #5D1D66

tetradic

#665D1D #1D6638 #1D2666 #661D4A

square

#665D1D #1D6638 #1D2666 #661D4A

split-complementary

#665D1D #1D4A66 #381D66

monochromatic

#181607 #36320F #665D1D #96882B #C5B438

Accessibility & contrast

On white

6.67

#665D1D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#665D1D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665D1D

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665D1D	#FFFFFF	#000000	##FFFFFF
##665D1D	1.00	6.67	3.15	6.67
#FFFFFF	6.67	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665A14

Deuteranopia (green-blind)

#695E21

Tritanopia (blue-blind)

#6E5650

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #665d1d;
/* rgb */ color: rgb(102, 93, 29);
/* oklch */ color: oklch(47.4% 0.084 101.2);

Tailwind

colors: {
  custom: {
    50: '#948a5d',
    500: '#665d1d',
    950: '#000000',
  },
}

SCSS

$custom: #665d1d;
$custom-light: #948a5d;
$custom-dark: #000000;

JSON

{
  "hex": "#665d1d",
  "rgb": {
    "r": 102,
    "g": 93,
    "b": 29
  },
  "hsl": {
    "h": 52.603,
    "s": 55.725,
    "l": 25.686
  },
  "oklch": {
    "l": 0.47377,
    "c": 0.08373,
    "h": 101.2
  },
  "luminance": 0.10742
}

Semantic roles & 50–950 ramp

primary

#665D1D

secondary

#444F9B

accent

#5BDF49

background

#F9F8F5

surface

#F2F0E9

border

#CCCBC5

text

#0D0B04

muted

#7E7C79

Preview Lab

Preview with #665D1D

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

Preview Lab → · Contrast checker → · Palette generator →