#665A1C#665A1C

#665A1C is a mid, moderate yellow. Relative luminance 0.102; OKLCH L 46.7% C 0.082 H 98.1°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#665A1C
RGB	rgb(102, 90, 28)
HSL	hsl(50, 57%, 25%)
HSV	hsv(50, 73%, 40%)
CMYK	cmyk(0%, 11.8%, 72.5%, 60%)
CIE-LAB	lab(38.24, -3.00, 36.07)
CIE-LCH	lch(38.24, 36.20, 94.76°)
OKLab	oklab(46.66% -0.0116 0.0809)
OKLCH	oklch(46.66% 0.082 98.1)
XYZ	xyz(9.3457, 10.2214, 2.5790)
Luminance	0.1022 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665A1C #1C2866

analogous

#66351C #665A1C #4D661C

triadic

#665A1C #1C665A #5A1C66

tetradic

#665A1C #1C6635 #1C2866 #661C4D

square

#665A1C #1C6635 #1C2866 #661C4D

split-complementary

#665A1C #1C4D66 #351C66

monochromatic

#181507 #36300F #665A1C #968429 #C6AF36

Accessibility & contrast

On white

6.90

#665A1C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#665A1C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665A1C

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665A1C	#FFFFFF	#000000	##FFFFFF
##665A1C	1.00	6.90	3.04	6.90
#FFFFFF	6.90	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635814

Deuteranopia (green-blind)

#665C20

Tritanopia (blue-blind)

#6E534D

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #665a1c;
/* rgb */ color: rgb(102, 90, 28);
/* oklch */ color: oklch(46.7% 0.082 98.1);

Tailwind

colors: {
  custom: {
    50: '#94885c',
    500: '#665a1c',
    950: '#000000',
  },
}

SCSS

$custom: #665a1c;
$custom-light: #94885c;
$custom-dark: #000000;

JSON

{
  "hex": "#665a1c",
  "rgb": {
    "r": 102,
    "g": 90,
    "b": 28
  },
  "hsl": {
    "h": 50.27,
    "s": 56.923,
    "l": 25.49
  },
  "oklch": {
    "l": 0.46655,
    "c": 0.08176,
    "h": 98.1
  },
  "luminance": 0.10221
}

Semantic roles & 50–950 ramp

primary

#665A1C

secondary

#43519B

accent

#60E048

background

#F9F8F5

surface

#F2EFE9

border

#CCCAC5

text

#0D0B04

muted

#7E7C79

Preview Lab

Preview with #665A1C

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

Preview Lab → · Contrast checker → · Palette generator →