#646A46#646A46

#646A46 is a mid, muted yellow-green. Relative luminance 0.135; OKLCH L 50.9% C 0.054 H 116.1°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#646A46
RGB	rgb(100, 106, 70)
HSL	hsl(70, 20%, 35%)
HSV	hsv(70, 34%, 42%)
CMYK	cmyk(5.7%, 0%, 34%, 58.4%)
CIE-LAB	lab(43.45, -8.83, 19.49)
CIE-LCH	lch(43.45, 21.40, 114.38°)
OKLab	oklab(50.94% -0.0237 0.0485)
OKLCH	oklch(50.94% 0.054 116.1)
XYZ	xyz(11.5150, 13.4597, 7.7845)
Luminance	0.1346 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646A46 #4C466A

analogous

#6A5E46 #646A46 #526A46

triadic

#646A46 #46646A #6A4664

tetradic

#646A46 #466A5E #4C466A #6A4652

square

#646A46 #466A5E #4C466A #6A4652

split-complementary

#646A46 #46526A #5E466A

monochromatic

#1E2015 #41452E #646A46 #878F5E #A4AB80

Accessibility & contrast

On white

5.69

#646A46 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#646A46 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #646A46

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646A46	#FFFFFF	#000000	##FFFFFF
##646A46	1.00	5.69	3.69	5.69
#FFFFFF	5.69	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F6644

Deuteranopia (green-blind)

#6E6748

Tritanopia (blue-blind)

#686661

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #646a46;
/* rgb */ color: rgb(100, 106, 70);
/* oklch */ color: oklch(50.9% 0.054 116.1);

Tailwind

colors: {
  custom: {
    50: '#90947a',
    500: '#646a46',
    950: '#000000',
  },
}

SCSS

$custom: #646a46;
$custom-light: #90947a;
$custom-dark: #000000;

JSON

{
  "hex": "#646a46",
  "rgb": {
    "r": 100,
    "g": 106,
    "b": 70
  },
  "hsl": {
    "h": 70,
    "s": 20.455,
    "l": 34.51
  },
  "oklch": {
    "l": 0.50936,
    "c": 0.05396,
    "h": 116.1
  },
  "luminance": 0.1346
}

Semantic roles & 50–950 ramp

primary

#646A46

secondary

#7A7597

accent

#6BBD78

background

#F8F9F7

surface

#F0F1ED

border

#CBCBC8

text

#0C0D09

muted

#7D7E7B

Preview Lab

Preview with #646A46

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

Preview Lab → · Contrast checker → · Palette generator →