#647E7C#647E7C

#647E7C is a mid, muted teal. Relative luminance 0.191; OKLCH L 57.2% C 0.030 H 190.6°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#647E7C
RGB	rgb(100, 126, 124)
HSL	hsl(175, 12%, 44%)
HSV	hsv(175, 21%, 49%)
CMYK	cmyk(20.6%, 0%, 1.6%, 50.6%)
CIE-LAB	lab(50.79, -9.78, -2.01)
CIE-LCH	lch(50.79, 9.99, 191.60°)
OKLab	oklab(57.21% -0.0297 -0.0055)
OKLCH	oklch(57.21% 0.03 190.6)
XYZ	xyz(16.3534, 19.0857, 21.8871)
Luminance	0.1909 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647E7C #7E6466

analogous

#647E6F #647E7C #64737E

triadic

#647E7C #7C647E #7E7C64

tetradic

#647E7C #6F647E #7E6466 #737E64

square

#647E7C #6F647E #7E6466 #737E64

split-complementary

#647E7C #7E6473 #7E6F64

monochromatic

#2E3A39 #495C5A #647E7C #839C9A #A5B7B6

Accessibility & contrast

On white

4.36

#647E7C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#647E7C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #647E7C

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647E7C	#FFFFFF	#000000	##000000
##647E7C	1.00	4.36	4.82	4.82
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B7B7C

Deuteranopia (green-blind)

#76777C

Tritanopia (blue-blind)

#5C7F7D

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #647e7c;
/* rgb */ color: rgb(100, 126, 124);
/* oklch */ color: oklch(57.2% 0.030 190.6);

Tailwind

colors: {
  custom: {
    50: '#90a3a1',
    500: '#647e7c',
    950: '#000000',
  },
}

SCSS

$custom: #647e7c;
$custom-light: #90a3a1;
$custom-dark: #000000;

JSON

{
  "hex": "#647e7c",
  "rgb": {
    "r": 100,
    "g": 126,
    "b": 124
  },
  "hsl": {
    "h": 175.385,
    "s": 11.504,
    "l": 44.314
  },
  "oklch": {
    "l": 0.57208,
    "c": 0.03017,
    "h": 190.6
  },
  "luminance": 0.19086
}

Semantic roles & 50–950 ramp

primary

#647E7C

secondary

#A79798

accent

#7378B4

background

#F8FAF9

surface

#F0F3F2

border

#CBCDCC

text

#0C0F0F

muted

#7D7F7E

Preview Lab

Preview with #647E7C

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

Preview Lab → · Contrast checker → · Palette generator →