#6571EC#6571EC

#6571EC is a mid, vivid blue. Relative luminance 0.206; OKLCH L 60.3% C 0.183 H 275.3°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#6571EC
RGB	rgb(101, 113, 236)
HSL	hsl(235, 78%, 66%)
HSV	hsv(235, 57%, 93%)
CMYK	cmyk(57.2%, 52.1%, 0%, 7.5%)
CIE-LAB	lab(52.54, 30.82, -63.73)
CIE-LCH	lch(52.54, 70.79, 295.80°)
OKLab	oklab(60.29% 0.0168 -0.1825)
OKLCH	oklch(60.29% 0.183 275.3)
XYZ	xyz(26.4074, 20.6311, 81.9313)
Luminance	0.2063 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6571EC #ECE065

analogous

#65B4EC #6571EC #9C65EC

triadic

#6571EC #EC6571 #71EC65

tetradic

#6571EC #EC65B4 #ECE065 #65EC9C

square

#6571EC #EC65B4 #ECE065 #65EC9C

split-complementary

#6571EC #EC9C65 #B4EC65

monochromatic

#1826BF #2F3FE5 #6571EC #9BA3F3 #D2D5F9

Accessibility & contrast

On white

4.10

#6571EC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#6571EC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6571EC

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6571EC	#FFFFFF	#000000	##000000
##6571EC	1.00	4.10	5.13	5.13
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2983F0

Deuteranopia (green-blind)

#0078E9

Tritanopia (blue-blind)

#028DA4

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #6571ec;
/* rgb */ color: rgb(101, 113, 236);
/* oklch */ color: oklch(60.3% 0.183 275.3);

Tailwind

colors: {
  custom: {
    50: '#9b99f3',
    500: '#6571ec',
    950: '#000000',
  },
}

SCSS

$custom: #6571ec;
$custom-light: #9b99f3;
$custom-dark: #000000;

JSON

{
  "hex": "#6571ec",
  "rgb": {
    "r": 101,
    "g": 113,
    "b": 236
  },
  "hsl": {
    "h": 234.667,
    "s": 78.035,
    "l": 66.078
  },
  "oklch": {
    "l": 0.60288,
    "c": 0.18325,
    "h": 275.3
  },
  "luminance": 0.20633
}

Semantic roles & 50–950 ramp

primary

#6571EC

secondary

#EDE9C0

accent

#C80BDA

background

#FAF9FE

surface

#F4F2FD

border

#CECCD5

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #6571EC

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

Preview Lab → · Contrast checker → · Palette generator →