#A3A7BB#A3A7BB

#A3A7BB is a light, muted blue. Relative luminance 0.390; OKLCH L 73.2% C 0.029 H 276.7°. Best body text is #000000 at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#A3A7BB
RGB	rgb(163, 167, 187)
HSL	hsl(230, 15%, 69%)
HSV	hsv(230, 13%, 73%)
CMYK	cmyk(12.8%, 10.7%, 0%, 26.7%)
CIE-LAB	lab(68.76, 2.65, -10.73)
CIE-LCH	lch(68.76, 11.05, 283.85°)
OKLab	oklab(73.16% 0.0034 -0.029)
OKLCH	oklch(73.16% 0.029 276.7)
XYZ	xyz(37.8907, 39.0114, 52.5378)
Luminance	0.3901 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3A7BB #BBB7A3

analogous

#A3B3BB #A3A7BB #ABA3BB

triadic

#A3A7BB #BBA3A7 #A7BBA3

tetradic

#A3A7BB #BBA3B3 #BBB7A3 #A3BBAB

square

#A3A7BB #BBA3B3 #BBB7A3 #A3BBAB

split-complementary

#A3A7BB #BBABA3 #B3BBA3

monochromatic

#616683 #8085A1 #A3A7BB #C6C9D5 #E9EAEF

Accessibility & contrast

On white

2.39

#A3A7BB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.80

#A3A7BB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3A7BB

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3A7BB	#FFFFFF	#000000	##000000
##A3A7BB	1.00	2.39	8.80	8.80
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.80	21.00	1.00	1.00
##000000	8.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A2A9BC

Deuteranopia (green-blind)

#A0A7BA

Tritanopia (blue-blind)

#9EAAAD

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #a3a7bb;
/* rgb */ color: rgb(163, 167, 187);
/* oklch */ color: oklch(73.2% 0.029 276.7);

Tailwind

colors: {
  custom: {
    50: '#bec1cf',
    500: '#a3a7bb',
    950: '#000000',
  },
}

SCSS

$custom: #a3a7bb;
$custom-light: #bec1cf;
$custom-dark: #000000;

JSON

{
  "hex": "#a3a7bb",
  "rgb": {
    "r": 163,
    "g": 167,
    "b": 187
  },
  "hsl": {
    "h": 230,
    "s": 15,
    "l": 68.627
  },
  "oklch": {
    "l": 0.73163,
    "c": 0.02916,
    "h": 276.7
  },
  "luminance": 0.39012
}

Semantic roles & 50–950 ramp

primary

#A3A7BB

secondary

#E0DFD9

accent

#8C4C99

background

#FBFBFC

surface

#F6F7F9

border

#D0D0D2

text

#121213

muted

#818182

Preview Lab

Preview with #A3A7BB

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

Preview Lab → · Contrast checker → · Palette generator →