#647A72#647A72

#647A72 is a mid, muted teal. Relative luminance 0.178; OKLCH L 55.9% C 0.029 H 171.2°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#647A72
RGB	rgb(100, 122, 114)
HSL	hsl(158, 10%, 44%)
HSV	hsv(158, 18%, 48%)
CMYK	cmyk(18%, 0%, 6.6%, 52.2%)
CIE-LAB	lab(49.30, -9.78, 1.71)
CIE-LCH	lch(49.30, 9.93, 170.09°)
OKLab	oklab(55.94% -0.0282 0.0044)
OKLCH	oklch(55.94% 0.029 171.2)
XYZ	xyz(15.2515, 17.8429, 18.5568)
Luminance	0.1784 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647A72 #7A646C

analogous

#647A67 #647A72 #64777A

triadic

#647A72 #72647A #7A7264

tetradic

#647A72 #67647A #7A646C #777A64

square

#647A72 #67647A #7A646C #777A64

split-complementary

#647A72 #7A6477 #7A6764

monochromatic

#2D3733 #485853 #647A72 #829991 #A4B4AE

Accessibility & contrast

On white

4.60

#647A72 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#647A72 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #647A72

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647A72	#FFFFFF	#000000	##FFFFFF
##647A72	1.00	4.60	4.57	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#797772

Deuteranopia (green-blind)

#747473

Tritanopia (blue-blind)

#5F7A78

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #647a72;
/* rgb */ color: rgb(100, 122, 114);
/* oklch */ color: oklch(55.9% 0.029 171.2);

Tailwind

colors: {
  custom: {
    50: '#90a09a',
    500: '#647a72',
    950: '#000000',
  },
}

SCSS

$custom: #647a72;
$custom-light: #90a09a;
$custom-dark: #000000;

JSON

{
  "hex": "#647a72",
  "rgb": {
    "r": 100,
    "g": 122,
    "b": 114
  },
  "hsl": {
    "h": 158.182,
    "s": 9.91,
    "l": 43.529
  },
  "oklch": {
    "l": 0.55935,
    "c": 0.02856,
    "h": 171.2
  },
  "luminance": 0.17843
}

Semantic roles & 50–950 ramp

primary

#647A72

secondary

#A4969B

accent

#758BB3

background

#F8F9F9

surface

#F0F2F2

border

#CBCCCC

text

#0C0E0E

muted

#7D7E7E

Preview Lab

Preview with #647A72

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

Preview Lab → · Contrast checker → · Palette generator →