#6B643C#6B643C

#6B643C is a mid, muted yellow. Relative luminance 0.126; OKLCH L 50.0% C 0.058 H 99.6°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#6B643C
RGB	rgb(107, 100, 60)
HSL	hsl(51, 28%, 33%)
HSV	hsv(51, 44%, 42%)
CMYK	cmyk(0%, 6.5%, 43.9%, 58%)
CIE-LAB	lab(42.10, -3.60, 23.66)
CIE-LCH	lch(42.10, 23.93, 98.65°)
OKLab	oklab(49.97% -0.0097 0.0576)
OKLCH	oklch(49.97% 0.058 99.6)
XYZ	xyz(11.4364, 12.5667, 6.0973)
Luminance	0.1257 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B643C #3C436B

analogous

#6B4C3C #6B643C #5A6B3C

triadic

#6B643C #3C6B64 #643C6B

tetradic

#6B643C #3C6B4C #3C436B #6B3C5A

square

#6B643C #3C6B4C #3C436B #6B3C5A

split-complementary

#6B643C #3C5A6B #4C3C6B

monochromatic

#1D1B10 #443F26 #6B643C #928952 #B0A672

Accessibility & contrast

On white

5.98

#6B643C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#6B643C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6B643C

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B643C	#FFFFFF	#000000	##FFFFFF
##6B643C	1.00	5.98	3.51	5.98
#FFFFFF	5.98	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B6239

Deuteranopia (green-blind)

#6D653E

Tritanopia (blue-blind)

#725F5A

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #6b643c;
/* rgb */ color: rgb(107, 100, 60);
/* oklch */ color: oklch(50.0% 0.058 99.6);

Tailwind

colors: {
  custom: {
    50: '#969072',
    500: '#6b643c',
    950: '#000000',
  },
}

SCSS

$custom: #6b643c;
$custom-light: #969072;
$custom-dark: #000000;

JSON

{
  "hex": "#6b643c",
  "rgb": {
    "r": 107,
    "g": 100,
    "b": 60
  },
  "hsl": {
    "h": 51.064,
    "s": 28.144,
    "l": 32.745
  },
  "oklch": {
    "l": 0.49965,
    "c": 0.05845,
    "h": 99.6
  },
  "luminance": 0.12566
}

Semantic roles & 50–950 ramp

primary

#6B643C

secondary

#69709A

accent

#72C463

background

#F9F8F6

surface

#F2F0EC

border

#CCCBC7

text

#0D0C08

muted

#7E7D7B

Preview Lab

Preview with #6B643C

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

Preview Lab → · Contrast checker → · Palette generator →