#64684C#64684C

#64684C is a mid, muted yellow. Relative luminance 0.131; OKLCH L 50.6% C 0.042 H 114.5°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#64684C
RGB	rgb(100, 104, 76)
HSL	hsl(69, 16%, 35%)
HSV	hsv(69, 27%, 41%)
CMYK	cmyk(3.8%, 0%, 26.9%, 59.2%)
CIE-LAB	lab(42.96, -6.77, 15.30)
CIE-LCH	lch(42.96, 16.73, 113.86°)
OKLab	oklab(50.59% -0.0176 0.0386)
OKLCH	oklch(50.59% 0.042 114.5)
XYZ	xyz(11.5103, 13.1318, 8.7644)
Luminance	0.1313 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64684C #504C68

analogous

#685E4C #64684C #56684C

triadic

#64684C #4C6468 #684C64

tetradic

#64684C #4C685E #504C68 #684C56

square

#64684C #4C685E #504C68 #684C56

split-complementary

#64684C #4C5668 #5E4C68

monochromatic

#202118 #424532 #64684C #868B66 #A3A787

Accessibility & contrast

On white

5.79

#64684C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#64684C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #64684C

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64684C	#FFFFFF	#000000	##FFFFFF
##64684C	1.00	5.79	3.63	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C654A

Deuteranopia (green-blind)

#6C664D

Tritanopia (blue-blind)

#676561

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #64684c;
/* rgb */ color: rgb(100, 104, 76);
/* oklch */ color: oklch(50.6% 0.042 114.5);

Tailwind

colors: {
  custom: {
    50: '#90937e',
    500: '#64684c',
    950: '#000000',
  },
}

SCSS

$custom: #64684c;
$custom-light: #90937e;
$custom-dark: #000000;

JSON

{
  "hex": "#64684c",
  "rgb": {
    "r": 100,
    "g": 104,
    "b": 76
  },
  "hsl": {
    "h": 68.571,
    "s": 15.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.50588,
    "c": 0.04249,
    "h": 114.5
  },
  "luminance": 0.13132
}

Semantic roles & 50–950 ramp

primary

#64684C

secondary

#7F7B95

accent

#6FB87A

background

#F8F9F7

surface

#F0F1EE

border

#CBCBC9

text

#0C0D0A

muted

#7D7E7C

Preview Lab

Preview with #64684C

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

Preview Lab → · Contrast checker → · Palette generator →