#665B20#665B20

#665B20 is a mid, moderate yellow. Relative luminance 0.104; OKLCH L 46.9% C 0.079 H 98.7°. Best body text is #FFFFFF at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#665B20
RGB	rgb(102, 91, 32)
HSL	hsl(51, 52%, 26%)
HSV	hsv(51, 69%, 40%)
CMYK	cmyk(0%, 10.8%, 68.6%, 60%)
CIE-LAB	lab(38.57, -3.33, 34.52)
CIE-LCH	lch(38.57, 34.68, 95.51°)
OKLab	oklab(46.93% -0.012 0.0784)
OKLCH	oklch(46.93% 0.079 98.7)
XYZ	xyz(9.4817, 10.4117, 2.8764)
Luminance	0.1041 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665B20 #202B66

analogous

#663820 #665B20 #4E6620

triadic

#665B20 #20665B #5B2066

tetradic

#665B20 #206638 #202B66 #66204E

square

#665B20 #206638 #202B66 #66204E

split-complementary

#665B20 #204E66 #382066

monochromatic

#171507 #373111 #665B20 #95852F #C2AE3E

Accessibility & contrast

On white

6.81

#665B20 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#665B20 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665B20

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665B20	#FFFFFF	#000000	##FFFFFF
##665B20	1.00	6.81	3.08	6.81
#FFFFFF	6.81	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645919

Deuteranopia (green-blind)

#675D23

Tritanopia (blue-blind)

#6E544F

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #665b20;
/* rgb */ color: rgb(102, 91, 32);
/* oklch */ color: oklch(46.9% 0.079 98.7);

Tailwind

colors: {
  custom: {
    50: '#94895f',
    500: '#665b20',
    950: '#000000',
  },
}

SCSS

$custom: #665b20;
$custom-light: #94895f;
$custom-dark: #000000;

JSON

{
  "hex": "#665b20",
  "rgb": {
    "r": 102,
    "g": 91,
    "b": 32
  },
  "hsl": {
    "h": 50.571,
    "s": 52.239,
    "l": 26.275
  },
  "oklch": {
    "l": 0.46932,
    "c": 0.0793,
    "h": 98.7
  },
  "luminance": 0.10411
}

Semantic roles & 50–950 ramp

primary

#665B20

secondary

#48559A

accent

#63DC4C

background

#F9F8F5

surface

#F2EFE9

border

#CCCAC5

text

#0D0B05

muted

#7E7C79

Preview Lab

Preview with #665B20

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

Preview Lab → · Contrast checker → · Palette generator →