#64684E#64684E

#64684E is a mid, muted yellow. Relative luminance 0.132; OKLCH L 50.6% C 0.040 H 114.9°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#64684E
RGB	rgb(100, 104, 78)
HSL	hsl(69, 14%, 36%)
HSV	hsv(69, 25%, 41%)
CMYK	cmyk(3.8%, 0%, 25%, 59.2%)
CIE-LAB	lab(43.00, -6.45, 14.17)
CIE-LCH	lch(43.00, 15.57, 114.46°)
OKLab	oklab(50.64% -0.0167 0.0359)
OKLCH	oklch(50.64% 0.04 114.9)
XYZ	xyz(11.5809, 13.1601, 9.1363)
Luminance	0.1316 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64684E #524E68

analogous

#685F4E #64684E #57684E

triadic

#64684E #4E6468 #684E64

tetradic

#64684E #4E685F #524E68 #684E57

square

#64684E #4E685F #524E68 #684E57

split-complementary

#64684E #4E5768 #5F4E68

monochromatic

#21221A #424534 #64684E #868B68 #A2A78A

Accessibility & contrast

On white

5.78

#64684E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#64684E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #64684E

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64684E	#FFFFFF	#000000	##FFFFFF
##64684E	1.00	5.78	3.63	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C654C

Deuteranopia (green-blind)

#6C664F

Tritanopia (blue-blind)

#676561

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #64684e;
/* rgb */ color: rgb(100, 104, 78);
/* oklch */ color: oklch(50.6% 0.040 114.9);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#64684e",
  "rgb": {
    "r": 100,
    "g": 104,
    "b": 78
  },
  "hsl": {
    "h": 69.231,
    "s": 14.286,
    "l": 35.686
  },
  "oklch": {
    "l": 0.50635,
    "c": 0.03963,
    "h": 114.9
  },
  "luminance": 0.1316
}

Semantic roles & 50–950 ramp

primary

#64684E

secondary

#817D95

accent

#71B77C

background

#F8F9F7

surface

#F0F1EE

border

#CBCBC9

text

#0C0D0A

muted

#7D7E7C

Preview Lab

Preview with #64684E

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

Preview Lab → · Contrast checker → · Palette generator →