#647C84#647C84

#647C84 is a mid, muted cyan. Relative luminance 0.188; OKLCH L 57.0% C 0.030 H 220.1°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#647C84
RGB	rgb(100, 124, 132)
HSL	hsl(195, 14%, 45%)
HSV	hsv(195, 24%, 52%)
CMYK	cmyk(24.2%, 6.1%, 0%, 48.2%)
CIE-LAB	lab(50.44, -6.75, -7.22)
CIE-LCH	lch(50.44, 9.88, 226.94°)
OKLab	oklab(57.02% -0.0233 -0.0196)
OKLCH	oklch(57.02% 0.03 220.1)
XYZ	xyz(16.6268, 18.7900, 24.5761)
Luminance	0.1879 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647C84 #846C64

analogous

#64847C #647C84 #646C84

triadic

#647C84 #84647C #7C8464

tetradic

#647C84 #7C6484 #846C64 #6C8464

square

#647C84 #7C6484 #846C64 #6C8464

split-complementary

#647C84 #84646C #847C64

monochromatic

#2F3B3E #4A5B61 #647C84 #849AA2 #A6B7BC

Accessibility & contrast

On white

4.41

#647C84 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#647C84 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #647C84

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647C84	#FFFFFF	#000000	##000000
##647C84	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#777A84

Deuteranopia (green-blind)

#727684

Tritanopia (blue-blind)

#5A7F7E

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #647c84;
/* rgb */ color: rgb(100, 124, 132);
/* oklch */ color: oklch(57.0% 0.030 220.1);

Tailwind

colors: {
  custom: {
    50: '#91a1a7',
    500: '#647c84',
    950: '#000000',
  },
}

SCSS

$custom: #647c84;
$custom-light: #91a1a7;
$custom-dark: #000000;

JSON

{
  "hex": "#647c84",
  "rgb": {
    "r": 100,
    "g": 124,
    "b": 132
  },
  "hsl": {
    "h": 195,
    "s": 13.793,
    "l": 45.49
  },
  "oklch": {
    "l": 0.57015,
    "c": 0.03048,
    "h": 220.1
  },
  "luminance": 0.18791
}

Semantic roles & 50–950 ramp

primary

#647C84

secondary

#AB9D99

accent

#8371B7

background

#F8F9FA

surface

#F0F2F4

border

#CBCCCE

text

#0C0F0F

muted

#7D7E7F

Preview Lab

Preview with #647C84

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

Preview Lab → · Contrast checker → · Palette generator →