#6B643D#6B643D

#6B643D is a mid, muted yellow. Relative luminance 0.126; OKLCH L 50.0% C 0.057 H 99.3°. Best body text is #FFFFFF at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#6B643D
RGB	rgb(107, 100, 61)
HSL	hsl(51, 27%, 33%)
HSV	hsv(51, 43%, 42%)
CMYK	cmyk(0%, 6.5%, 43%, 58%)
CIE-LAB	lab(42.12, -3.48, 23.11)
CIE-LCH	lch(42.12, 23.37, 98.57°)
OKLab	oklab(49.98% -0.0093 0.0564)
OKLCH	oklch(49.98% 0.057 99.3)
XYZ	xyz(11.4631, 12.5774, 6.2378)
Luminance	0.1258 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B643D #3D446B

analogous

#6B4D3D #6B643D #5B6B3D

triadic

#6B643D #3D6B64 #643D6B

tetradic

#6B643D #3D6B4D #3D446B #6B3D5B

square

#6B643D #3D6B4D #3D446B #6B3D5B

split-complementary

#6B643D #3D5B6B #4D3D6B

monochromatic

#1D1B11 #444027 #6B643D #928853 #AFA673

Accessibility & contrast

On white

5.97

#6B643D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#6B643D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6B643D

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B643D	#FFFFFF	#000000	##FFFFFF
##6B643D	1.00	5.97	3.52	5.97
#FFFFFF	5.97	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B623A

Deuteranopia (green-blind)

#6D653F

Tritanopia (blue-blind)

#715F5A

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #6b643d;
/* rgb */ color: rgb(107, 100, 61);
/* oklch */ color: oklch(50.0% 0.057 99.3);

Tailwind

colors: {
  custom: {
    50: '#969073',
    500: '#6b643d',
    950: '#000000',
  },
}

SCSS

$custom: #6b643d;
$custom-light: #969073;
$custom-dark: #000000;

JSON

{
  "hex": "#6b643d",
  "rgb": {
    "r": 107,
    "g": 100,
    "b": 61
  },
  "hsl": {
    "h": 50.87,
    "s": 27.381,
    "l": 32.941
  },
  "oklch": {
    "l": 0.49983,
    "c": 0.05718,
    "h": 99.3
  },
  "luminance": 0.12577
}

Semantic roles & 50–950 ramp

primary

#6B643D

secondary

#6A719A

accent

#73C464

background

#F9F8F7

surface

#F2F0ED

border

#CCCBC8

text

#0D0C08

muted

#7E7D7B

Preview Lab

Preview with #6B643D

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

Preview Lab → · Contrast checker → · Palette generator →