#647A64#647A64

#647A64 is a mid, muted green. Relative luminance 0.175; OKLCH L 55.5% C 0.042 H 145.0°. Best body text is #FFFFFF at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#647A64
RGB	rgb(100, 122, 100)
HSL	hsl(120, 10%, 44%)
HSV	hsv(120, 18%, 48%)
CMYK	cmyk(18%, 0%, 18%, 52.2%)
CIE-LAB	lab(48.94, -12.67, 9.43)
CIE-LCH	lch(48.94, 15.79, 143.36°)
OKLab	oklab(55.53% -0.0347 0.0243)
OKLCH	oklch(55.53% 0.042 145)
XYZ	xyz(14.5148, 17.5482, 14.6765)
Luminance	0.1755 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647A64 #7A647A

analogous

#6F7A64 #647A64 #647A6F

triadic

#647A64 #64647A #7A6464

tetradic

#647A64 #646F7A #7A647A #7A6F64

square

#647A64 #646F7A #7A647A #7A6F64

split-complementary

#647A64 #6F647A #7A646F

monochromatic

#2D372D #485848 #647A64 #829982 #A4B4A4

Accessibility & contrast

On white

4.66

#647A64 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.51

#647A64 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #647A64

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647A64	#FFFFFF	#000000	##FFFFFF
##647A64	1.00	4.66	4.51	4.66
#FFFFFF	4.66	1.00	21.00	1.00
#000000	4.51	21.00	1.00	21.00
##FFFFFF	4.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B7663

Deuteranopia (green-blind)

#777365

Tritanopia (blue-blind)

#627974

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #647a64;
/* rgb */ color: rgb(100, 122, 100);
/* oklch */ color: oklch(55.5% 0.042 145.0);

Tailwind

colors: {
  custom: {
    50: '#90a090',
    500: '#647a64',
    950: '#000000',
  },
}

SCSS

$custom: #647a64;
$custom-light: #90a090;
$custom-dark: #000000;

JSON

{
  "hex": "#647a64",
  "rgb": {
    "r": 100,
    "g": 122,
    "b": 100
  },
  "hsl": {
    "h": 120,
    "s": 9.91,
    "l": 43.529
  },
  "oklch": {
    "l": 0.55528,
    "c": 0.04234,
    "h": 145
  },
  "luminance": 0.17548
}

Semantic roles & 50–950 ramp

primary

#647A64

secondary

#A496A4

accent

#75B3B3

background

#F8F9F8

surface

#F0F2F0

border

#CBCCCB

text

#0C0E0C

muted

#7D7E7D

Preview Lab

Preview with #647A64

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

Preview Lab → · Contrast checker → · Palette generator →