#525666#525666

#525666 is a mid, muted blue. Relative luminance 0.094; OKLCH L 45.6% C 0.027 H 274.2°. Best body text is #FFFFFF at 7.29:1 contrast (WCAG AA passes).

Color values

HEX	#525666
RGB	rgb(82, 86, 102)
HSL	hsl(228, 11%, 36%)
HSV	hsv(228, 20%, 40%)
CMYK	cmyk(19.6%, 15.7%, 0%, 60%)
CIE-LAB	lab(36.76, 2.20, -9.74)
CIE-LCH	lch(36.76, 9.98, 282.76°)
OKLab	oklab(45.56% 0.002 -0.0265)
OKLCH	oklch(45.56% 0.027 274.2)
XYZ	xyz(9.2052, 9.4086, 13.8989)
Luminance	0.0941 (WCAG relative)
Temperature	neutral
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#525666 #666252

analogous

#526066 #525666 #585266

triadic

#525666 #665256 #566652

tetradic

#525666 #665260 #666252 #526658

square

#525666 #665260 #666252 #526658

split-complementary

#525666 #665852 #606652

monochromatic

#1B1D22 #373944 #525666 #6D7388 #8E93A4

Accessibility & contrast

On white

7.29

#525666 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#525666 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #525666

7.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##525666	#FFFFFF	#000000	##FFFFFF
##525666	1.00	7.29	2.88	7.29
#FFFFFF	7.29	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#525767

Deuteranopia (green-blind)

#505666

Tritanopia (blue-blind)

#4D595B

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #525666;
/* rgb */ color: rgb(82, 86, 102);
/* oklch */ color: oklch(45.6% 0.027 274.2);

Tailwind

colors: {
  custom: {
    50: '#828591',
    500: '#525666',
    950: '#000000',
  },
}

SCSS

$custom: #525666;
$custom-light: #828591;
$custom-dark: #000000;

JSON

{
  "hex": "#525666",
  "rgb": {
    "r": 82,
    "g": 86,
    "b": 102
  },
  "hsl": {
    "h": 228,
    "s": 10.87,
    "l": 36.078
  },
  "oklch": {
    "l": 0.4556,
    "c": 0.02655,
    "h": 274.2
  },
  "luminance": 0.09409
}

Semantic roles & 50–950 ramp

primary

#525666

secondary

#938F81

accent

#A774B4

background

#F8F8F8

surface

#EFEFF0

border

#CACACB

text

#0A0B0C

muted

#7C7C7D

Preview Lab

Preview with #525666

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

Preview Lab → · Contrast checker → · Palette generator →