#6557E9#6557E9

#6557E9 is a mid, highly saturated blue. Relative luminance 0.155; OKLCH L 55.6% C 0.212 H 281.3°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#6557E9
RGB	rgb(101, 87, 233)
HSL	hsl(246, 77%, 63%)
HSV	hsv(246, 63%, 91%)
CMYK	cmyk(56.7%, 62.7%, 0%, 8.6%)
CIE-LAB	lab(46.26, 45.34, -72.23)
CIE-LCH	lch(46.26, 85.28, 302.12°)
OKLab	oklab(55.57% 0.0416 -0.2076)
OKLCH	oklch(55.57% 0.212 281.3)
XYZ	xyz(23.4784, 15.4647, 78.8228)
Luminance	0.1547 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6557E9 #DBE957

analogous

#5792E9 #6557E9 #AE57E9

triadic

#6557E9 #E96557 #57E965

tetradic

#6557E9 #E95792 #DBE957 #57E9AE

square

#6557E9 #E95792 #DBE957 #57E9AE

split-complementary

#6557E9 #E9AE57 #92E957

monochromatic

#2517AF #3321E2 #6557E9 #978DF0 #C8C3F7

Accessibility & contrast

On white

5.13

#6557E9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.09

#6557E9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6557E9

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6557E9	#FFFFFF	#000000	##FFFFFF
##6557E9	1.00	5.13	4.09	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.09	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0073EE

Deuteranopia (green-blind)

#0068E6

Tritanopia (blue-blind)

#1A7B98

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #6557e9;
/* rgb */ color: rgb(101, 87, 233);
/* oklch */ color: oklch(55.6% 0.212 281.3);

Tailwind

colors: {
  custom: {
    50: '#9d87f1',
    500: '#6557e9',
    950: '#000000',
  },
}

SCSS

$custom: #6557e9;
$custom-light: #9d87f1;
$custom-dark: #000000;

JSON

{
  "hex": "#6557e9",
  "rgb": {
    "r": 101,
    "g": 87,
    "b": 233
  },
  "hsl": {
    "h": 245.753,
    "s": 76.842,
    "l": 62.745
  },
  "oklch": {
    "l": 0.55571,
    "c": 0.21176,
    "h": 281.3
  },
  "luminance": 0.15466
}

Semantic roles & 50–950 ramp

primary

#6557E9

secondary

#E3E8B3

accent

#D90CC5

background

#FAF8FE

surface

#F4EFFD

border

#CECAD5

text

#0F0B17

muted

#7F7C85

Preview Lab

Preview with #6557E9

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

Preview Lab → · Contrast checker → · Palette generator →