#6571BB#6571BB

#6571BB is a mid, moderate blue. Relative luminance 0.182; OKLCH L 57.2% C 0.115 H 275.2°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#6571BB
RGB	rgb(101, 113, 187)
HSL	hsl(232, 39%, 56%)
HSV	hsv(232, 46%, 73%)
CMYK	cmyk(46%, 39.6%, 0%, 26.7%)
CIE-LAB	lab(49.69, 15.41, -40.46)
CIE-LCH	lch(49.69, 43.30, 290.85°)
OKLab	oklab(57.21% 0.0104 -0.1142)
OKLCH	oklch(57.21% 0.115 275.2)
XYZ	xyz(20.2388, 18.1637, 49.4436)
Luminance	0.1817 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6571BB #BBAF65

analogous

#659CBB #6571BB #8465BB

triadic

#6571BB #BB6571 #71BB65

tetradic

#6571BB #BB659C #BBAF65 #65BB84

square

#6571BB #BB659C #BBAF65 #65BB84

split-complementary

#6571BB #BB8465 #9CBB65

monochromatic

#333C73 #45529D #6571BB #8F98CE #BABFE0

Accessibility & contrast

On white

4.53

#6571BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#6571BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6571BB

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6571BB	#FFFFFF	#000000	##000000
##6571BB	1.00	4.53	4.63	4.63
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#557ABE

Deuteranopia (green-blind)

#4E73B9

Tritanopia (blue-blind)

#46808D

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #6571bb;
/* rgb */ color: rgb(101, 113, 187);
/* oklch */ color: oklch(57.2% 0.115 275.2);

Tailwind

colors: {
  custom: {
    50: '#9599d0',
    500: '#6571bb',
    950: '#000000',
  },
}

SCSS

$custom: #6571bb;
$custom-light: #9599d0;
$custom-dark: #000000;

JSON

{
  "hex": "#6571bb",
  "rgb": {
    "r": 101,
    "g": 113,
    "b": 187
  },
  "hsl": {
    "h": 231.628,
    "s": 38.739,
    "l": 56.471
  },
  "oklch": {
    "l": 0.57206,
    "c": 0.11466,
    "h": 275.2
  },
  "luminance": 0.18165
}

Semantic roles & 50–950 ramp

primary

#6571BB

secondary

#D0CBAC

accent

#BE59CF

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0E0D14

muted

#7E7E82

Preview Lab

Preview with #6571BB

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

Preview Lab → · Contrast checker → · Palette generator →