#6571CC#6571CC

#6571CC is a mid, vivid blue. Relative luminance 0.189; OKLCH L 58.2% C 0.139 H 275.5°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#6571CC
RGB	rgb(101, 113, 204)
HSL	hsl(233, 50%, 60%)
HSV	hsv(233, 50%, 80%)
CMYK	cmyk(50.5%, 44.6%, 0%, 20%)
CIE-LAB	lab(50.61, 20.66, -48.76)
CIE-LCH	lch(50.61, 52.95, 292.96°)
OKLab	oklab(58.21% 0.0135 -0.1385)
OKLCH	oklch(58.21% 0.139 275.5)
XYZ	xyz(22.1676, 18.9352, 59.6018)
Luminance	0.1894 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6571CC #CCC065

analogous

#65A4CC #6571CC #8D65CC

triadic

#6571CC #CC6571 #71CC65

tetradic

#6571CC #CC65A4 #CCC065 #65CC8D

square

#6571CC #CC65A4 #CCC065 #65CC8D

split-complementary

#6571CC #CC8D65 #A4CC65

monochromatic

#2D3889 #3D4BB7 #6571CC #939BDB #C1C6EA

Accessibility & contrast

On white

4.39

#6571CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#6571CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6571CC

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6571CC	#FFFFFF	#000000	##000000
##6571CC	1.00	4.39	4.79	4.79
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B7DCF

Deuteranopia (green-blind)

#4174CA

Tritanopia (blue-blind)

#3A8494

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #6571cc;
/* rgb */ color: rgb(101, 113, 204);
/* oklch */ color: oklch(58.2% 0.139 275.5);

Tailwind

colors: {
  custom: {
    50: '#9799dc',
    500: '#6571cc',
    950: '#000000',
  },
}

SCSS

$custom: #6571cc;
$custom-light: #9799dc;
$custom-dark: #000000;

JSON

{
  "hex": "#6571cc",
  "rgb": {
    "r": 101,
    "g": 113,
    "b": 204
  },
  "hsl": {
    "h": 233.01,
    "s": 50.244,
    "l": 59.804
  },
  "oklch": {
    "l": 0.58205,
    "c": 0.13911,
    "h": 275.5
  },
  "luminance": 0.18937
}

Semantic roles & 50–950 ramp

primary

#6571CC

secondary

#DAD6B2

accent

#C94EDA

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0D15

muted

#7E7E83

Preview Lab

Preview with #6571CC

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

Preview Lab → · Contrast checker → · Palette generator →