#647397#647397

#647397 is a mid, muted blue. Relative luminance 0.172; OKLCH L 55.7% C 0.059 H 266.9°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#647397
RGB	rgb(100, 115, 151)
HSL	hsl(222, 20%, 49%)
HSV	hsv(222, 34%, 59%)
CMYK	cmyk(33.8%, 23.8%, 0%, 40.8%)
CIE-LAB	lab(48.52, 3.46, -21.32)
CIE-LCH	lch(48.52, 21.60, 279.22°)
OKLab	oklab(55.73% -0.0031 -0.0589)
OKLCH	oklch(55.73% 0.059 266.9)
XYZ	xyz(16.9706, 17.2045, 31.6988)
Luminance	0.1721 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647397 #978864

analogous

#648D97 #647397 #6F6497

triadic

#647397 #976473 #739764

tetradic

#647397 #97648D #978864 #64976F

square

#647397 #97648D #978864 #64976F

split-complementary

#647397 #976F64 #8D9764

monochromatic

#333B4D #4C5772 #647397 #8894B0 #ADB5C9

Accessibility & contrast

On white

4.73

#647397 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#647397 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #647397

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647397	#FFFFFF	#000000	##FFFFFF
##647397	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#677699

Deuteranopia (green-blind)

#637196

Tritanopia (blue-blind)

#557A7F

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #647397;
/* rgb */ color: rgb(100, 115, 151);
/* oklch */ color: oklch(55.7% 0.059 266.9);

Tailwind

colors: {
  custom: {
    50: '#919bb5',
    500: '#647397',
    950: '#000000',
  },
}

SCSS

$custom: #647397;
$custom-light: #919bb5;
$custom-dark: #000000;

JSON

{
  "hex": "#647397",
  "rgb": {
    "r": 100,
    "g": 115,
    "b": 151
  },
  "hsl": {
    "h": 222.353,
    "s": 20.319,
    "l": 49.216
  },
  "oklch": {
    "l": 0.55731,
    "c": 0.05903,
    "h": 266.9
  },
  "luminance": 0.17205
}

Semantic roles & 50–950 ramp

primary

#647397

secondary

#B7B0A0

accent

#A56BBD

background

#F9F9FB

surface

#F1F2F6

border

#CBCCD0

text

#0D0E11

muted

#7E7E80

Preview Lab

Preview with #647397

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

Preview Lab → · Contrast checker → · Palette generator →