#6571EB#6571EB

#6571EB is a mid, vivid blue. Relative luminance 0.206; OKLCH L 60.2% C 0.182 H 275.3°. Best body text is #000000 at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#6571EB
RGB	rgb(101, 113, 235)
HSL	hsl(235, 77%, 66%)
HSV	hsv(235, 57%, 92%)
CMYK	cmyk(57%, 51.9%, 0%, 7.8%)
CIE-LAB	lab(52.48, 30.49, -63.28)
CIE-LCH	lch(52.48, 70.24, 295.73°)
OKLab	oklab(60.22% 0.0168 -0.1811)
OKLCH	oklch(60.22% 0.182 275.3)
XYZ	xyz(26.2625, 20.5732, 81.1683)
Luminance	0.2057 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6571EB #EBDF65

analogous

#65B4EB #6571EB #9C65EB

triadic

#6571EB #EB6571 #71EB65

tetradic

#6571EB #EB65B4 #EBDF65 #65EB9C

square

#6571EB #EB65B4 #EBDF65 #65EB9C

split-complementary

#6571EB #EB9C65 #B4EB65

monochromatic

#1927BD #2F3FE4 #6571EB #9BA3F2 #D1D5F9

Accessibility & contrast

On white

4.11

#6571EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.11

#6571EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6571EB

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6571EB	#FFFFFF	#000000	##000000
##6571EB	1.00	4.11	5.11	5.11
#FFFFFF	4.11	1.00	21.00	21.00
#000000	5.11	21.00	1.00	1.00
##000000	5.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A83EF

Deuteranopia (green-blind)

#0278E8

Tritanopia (blue-blind)

#078DA3

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #6571eb;
/* rgb */ color: rgb(101, 113, 235);
/* oklch */ color: oklch(60.2% 0.182 275.3);

Tailwind

colors: {
  custom: {
    50: '#9b99f2',
    500: '#6571eb',
    950: '#000000',
  },
}

SCSS

$custom: #6571eb;
$custom-light: #9b99f2;
$custom-dark: #000000;

JSON

{
  "hex": "#6571eb",
  "rgb": {
    "r": 101,
    "g": 113,
    "b": 235
  },
  "hsl": {
    "h": 234.627,
    "s": 77.011,
    "l": 65.882
  },
  "oklch": {
    "l": 0.60219,
    "c": 0.18191,
    "h": 275.3
  },
  "luminance": 0.20575
}

Semantic roles & 50–950 ramp

primary

#6571EB

secondary

#ECE8C0

accent

#C70CD9

background

#FAF9FE

surface

#F4F2FD

border

#CECCD5

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #6571EB

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

Preview Lab → · Contrast checker → · Palette generator →