#646470#646470

#646470 is a mid, near-neutral grey. Relative luminance 0.130; OKLCH L 50.7% C 0.019 H 285.7°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#646470
RGB	rgb(100, 100, 112)
HSL	hsl(240, 6%, 42%)
HSV	hsv(240, 11%, 44%)
CMYK	cmyk(10.7%, 10.7%, 0%, 56.1%)
CIE-LAB	lab(42.75, 2.62, -6.74)
CIE-LCH	lch(42.75, 7.23, 291.22°)
OKLab	oklab(50.75% 0.0051 -0.0181)
OKLCH	oklch(50.75% 0.019 285.7)
XYZ	xyz(12.7367, 12.9934, 17.1631)
Luminance	0.1299 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646470 #707064

analogous

#646A70 #646470 #6A6470

triadic

#646470 #706464 #647064

tetradic

#646470 #70646A #707064 #64706A

square

#646470 #70646A #707064 #64706A

split-complementary

#646470 #706A64 #6A7064

monochromatic

#2A2A2F #474750 #646470 #82828F #A2A2AC

Accessibility & contrast

On white

5.84

#646470 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#646470 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #646470

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646470	#FFFFFF	#000000	##FFFFFF
##646470	1.00	5.84	3.60	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#616571

Deuteranopia (green-blind)

#616570

Tritanopia (blue-blind)

#626668

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #646470;
/* rgb */ color: rgb(100, 100, 112);
/* oklch */ color: oklch(50.7% 0.019 285.7);

Tailwind

colors: {
  custom: {
    50: '#909099',
    500: '#646470',
    950: '#000000',
  },
}

SCSS

$custom: #646470;
$custom-light: #909099;
$custom-dark: #000000;

JSON

{
  "hex": "#646470",
  "rgb": {
    "r": 100,
    "g": 100,
    "b": 112
  },
  "hsl": {
    "h": 240,
    "s": 5.66,
    "l": 41.569
  },
  "oklch": {
    "l": 0.50745,
    "c": 0.01884,
    "h": 285.7
  },
  "luminance": 0.12994
}

Semantic roles & 50–950 ramp

primary

#646470

secondary

#9C9C94

accent

#AF79AF

background

#F8F8F9

surface

#F0F0F2

border

#CBCBCC

text

#0C0C0D

muted

#7D7D7E

Preview Lab

Preview with #646470

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

Preview Lab → · Contrast checker → · Palette generator →