#646255#646255

#646255 is a mid, muted yellow. Relative luminance 0.121; OKLCH L 49.4% C 0.020 H 99.9°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#646255
RGB	rgb(100, 98, 85)
HSL	hsl(52, 8%, 36%)
HSV	hsv(52, 15%, 39%)
CMYK	cmyk(0%, 2%, 15%, 60.8%)
CIE-LAB	lab(41.38, -1.72, 7.69)
CIE-LCH	lch(41.38, 7.88, 102.62°)
OKLab	oklab(49.4% -0.0035 0.0199)
OKLCH	oklch(49.4% 0.02 99.9)
XYZ	xyz(11.2628, 12.1007, 10.3349)
Luminance	0.1210 (WCAG relative)
Temperature	neutral
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646255 #555764

analogous

#645B55 #646255 #5F6455

triadic

#646255 #556462 #625564

tetradic

#646255 #55645B #555764 #64555F

square

#646255 #55645B #555764 #64555F

split-complementary

#646255 #555F64 #5B5564

monochromatic

#22211D #434239 #646255 #858271 #A2A091

Accessibility & contrast

On white

6.14

#646255 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#646255 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #646255

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646255	#FFFFFF	#000000	##FFFFFF
##646255	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#656154

Deuteranopia (green-blind)

#656255

Tritanopia (blue-blind)

#67605E

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #646255;
/* rgb */ color: rgb(100, 98, 85);
/* oklch */ color: oklch(49.4% 0.020 99.9);

Tailwind

colors: {
  custom: {
    50: '#908e84',
    500: '#646255',
    950: '#000000',
  },
}

SCSS

$custom: #646255;
$custom-light: #908e84;
$custom-dark: #000000;

JSON

{
  "hex": "#646255",
  "rgb": {
    "r": 100,
    "g": 98,
    "b": 85
  },
  "hsl": {
    "h": 52,
    "s": 8.108,
    "l": 36.275
  },
  "oklch": {
    "l": 0.49401,
    "c": 0.02023,
    "h": 99.9
  },
  "luminance": 0.12101
}

Semantic roles & 50–950 ramp

primary

#646255

secondary

#848691

accent

#7EB177

background

#F8F8F8

surface

#F0F0EF

border

#CBCBCA

text

#0C0C0B

muted

#7D7D7C

Preview Lab

Preview with #646255

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

Preview Lab → · Contrast checker → · Palette generator →