#6570CF#6570CF

#6570CF is a mid, vivid blue. Relative luminance 0.189; OKLCH L 58.2% C 0.145 H 276.0°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#6570CF
RGB	rgb(101, 112, 207)
HSL	hsl(234, 52%, 60%)
HSV	hsv(234, 51%, 81%)
CMYK	cmyk(51.2%, 45.9%, 0%, 18.8%)
CIE-LAB	lab(50.52, 22.21, -50.61)
CIE-LCH	lch(50.52, 55.27, 293.69°)
OKLab	oklab(58.19% 0.015 -0.1439)
OKLCH	oklch(58.19% 0.145 276)
XYZ	xyz(22.4199, 18.8587, 61.4781)
Luminance	0.1886 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6570CF #CFC465

analogous

#65A5CF #6570CF #8F65CF

triadic

#6570CF #CF6570 #70CF65

tetradic

#6570CF #CF65A5 #CFC465 #65CF8F

square

#6570CF #CF65A5 #CFC465 #65CF8F

split-complementary

#6570CF #CF8F65 #A5CF65

monochromatic

#2C368D #3B48BC #6570CF #949BDE #C2C7EC

Accessibility & contrast

On white

4.40

#6570CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#6570CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6570CF

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6570CF	#FFFFFF	#000000	##000000
##6570CF	1.00	4.40	4.77	4.77
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#477DD3

Deuteranopia (green-blind)

#3C74CD

Tritanopia (blue-blind)

#388595

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #6570cf;
/* rgb */ color: rgb(101, 112, 207);
/* oklch */ color: oklch(58.2% 0.145 276.0);

Tailwind

colors: {
  custom: {
    50: '#9898de',
    500: '#6570cf',
    950: '#000000',
  },
}

SCSS

$custom: #6570cf;
$custom-light: #9898de;
$custom-dark: #000000;

JSON

{
  "hex": "#6570cf",
  "rgb": {
    "r": 101,
    "g": 112,
    "b": 207
  },
  "hsl": {
    "h": 233.774,
    "s": 52.475,
    "l": 60.392
  },
  "oklch": {
    "l": 0.58192,
    "c": 0.14469,
    "h": 276
  },
  "luminance": 0.1886
}

Semantic roles & 50–950 ramp

primary

#6570CF

secondary

#DCD8B4

accent

#B026C0

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0D15

muted

#7E7E83

Preview Lab

Preview with #6570CF

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

Preview Lab → · Contrast checker → · Palette generator →