#665D21#665D21

#665D21 is a mid, moderate yellow. Relative luminance 0.108; OKLCH L 47.4% C 0.080 H 100.8°. Best body text is #FFFFFF at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#665D21
RGB	rgb(102, 93, 33)
HSL	hsl(52, 51%, 26%)
HSV	hsv(52, 68%, 40%)
CMYK	cmyk(0%, 8.8%, 67.6%, 60%)
CIE-LAB	lab(39.18, -4.44, 34.68)
CIE-LCH	lch(39.18, 34.97, 97.29°)
OKLab	oklab(47.42% -0.015 0.0789)
OKLCH	oklch(47.42% 0.08 100.8)
XYZ	xyz(9.6687, 10.7637, 3.0069)
Luminance	0.1076 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665D21 #212A66

analogous

#663B21 #665D21 #4D6621

triadic

#665D21 #21665D #5D2166

tetradic

#665D21 #21663B #212A66 #66214D

square

#665D21 #21663B #212A66 #66214D

split-complementary

#665D21 #214D66 #3B2166

monochromatic

#171507 #383312 #665D21 #948730 #C1B040

Accessibility & contrast

On white

6.66

#665D21 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#665D21 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665D21

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665D21	#FFFFFF	#000000	##FFFFFF
##665D21	1.00	6.66	3.15	6.66
#FFFFFF	6.66	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665A1A

Deuteranopia (green-blind)

#685E24

Tritanopia (blue-blind)

#6E5650

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #665d21;
/* rgb */ color: rgb(102, 93, 33);
/* oklch */ color: oklch(47.4% 0.080 100.8);

Tailwind

colors: {
  custom: {
    50: '#948a5f',
    500: '#665d21',
    950: '#000000',
  },
}

SCSS

$custom: #665d21;
$custom-light: #948a5f;
$custom-dark: #000000;

JSON

{
  "hex": "#665d21",
  "rgb": {
    "r": 102,
    "g": 93,
    "b": 33
  },
  "hsl": {
    "h": 52.174,
    "s": 51.111,
    "l": 26.471
  },
  "oklch": {
    "l": 0.47417,
    "c": 0.08032,
    "h": 100.8
  },
  "luminance": 0.10763
}

Semantic roles & 50–950 ramp

primary

#665D21

secondary

#49539A

accent

#60DB4D

background

#F9F8F5

surface

#F2F0E9

border

#CCCBC5

text

#0D0B05

muted

#7E7C79

Preview Lab

Preview with #665D21

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

Preview Lab → · Contrast checker → · Palette generator →