#64697F#64697F

#64697F is a mid, muted blue. Relative luminance 0.143; OKLCH L 52.5% C 0.035 H 275.1°. Best body text is #FFFFFF at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#64697F
RGB	rgb(100, 105, 127)
HSL	hsl(229, 12%, 45%)
HSV	hsv(229, 21%, 50%)
CMYK	cmyk(21.3%, 17.3%, 0%, 50.2%)
CIE-LAB	lab(44.72, 3.18, -12.84)
CIE-LCH	lch(44.72, 13.23, 283.91°)
OKLab	oklab(52.46% 0.0031 -0.035)
OKLCH	oklch(52.46% 0.035 275.1)
XYZ	xyz(14.1369, 14.3445, 22.0985)
Luminance	0.1434 (WCAG relative)
Temperature	neutral
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64697F #7F7A64

analogous

#64777F #64697F #6D647F

triadic

#64697F #7F6469 #697F64

tetradic

#64697F #7F6477 #7F7A64 #647F6D

square

#64697F #7F6477 #7F7A64 #647F6D

split-complementary

#64697F #7F6D64 #777F64

monochromatic

#2E303B #494D5D #64697F #83889D #A5A9B8

Accessibility & contrast

On white

5.43

#64697F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.87

#64697F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #64697F

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64697F	#FFFFFF	#000000	##FFFFFF
##64697F	1.00	5.43	3.87	5.43
#FFFFFF	5.43	1.00	21.00	1.00
#000000	3.87	21.00	1.00	21.00
##FFFFFF	5.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#636B80

Deuteranopia (green-blind)

#61697E

Tritanopia (blue-blind)

#5E6D70

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #64697f;
/* rgb */ color: rgb(100, 105, 127);
/* oklch */ color: oklch(52.5% 0.035 275.1);

Tailwind

colors: {
  custom: {
    50: '#9093a4',
    500: '#64697f',
    950: '#000000',
  },
}

SCSS

$custom: #64697f;
$custom-light: #9093a4;
$custom-dark: #000000;

JSON

{
  "hex": "#64697f",
  "rgb": {
    "r": 100,
    "g": 105,
    "b": 127
  },
  "hsl": {
    "h": 228.889,
    "s": 11.894,
    "l": 44.51
  },
  "oklch": {
    "l": 0.5246,
    "c": 0.03516,
    "h": 275.1
  },
  "luminance": 0.14345
}

Semantic roles & 50–950 ramp

primary

#64697F

secondary

#A7A497

accent

#A973B5

background

#F8F9FA

surface

#F0F1F4

border

#CBCBCE

text

#0C0D0F

muted

#7D7E7F

Preview Lab

Preview with #64697F

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

Preview Lab → · Contrast checker → · Palette generator →