#6557E8#6557E8

#6557E8 is a mid, highly saturated blue. Relative luminance 0.154; OKLCH L 55.5% C 0.210 H 281.4°. Best body text is #FFFFFF at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#6557E8
RGB	rgb(101, 87, 232)
HSL	hsl(246, 76%, 63%)
HSV	hsv(246, 63%, 91%)
CMYK	cmyk(56.5%, 62.5%, 0%, 9%)
CIE-LAB	lab(46.19, 45.04, -71.79)
CIE-LCH	lch(46.19, 84.75, 302.10°)
OKLab	oklab(55.49% 0.0417 -0.2063)
OKLCH	oklch(55.49% 0.211 281.4)
XYZ	xyz(23.3360, 15.4078, 78.0726)
Luminance	0.1541 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6557E8 #DAE857

analogous

#5792E8 #6557E8 #AD57E8

triadic

#6557E8 #E86557 #57E865

tetradic

#6557E8 #E85792 #DAE857 #57E8AD

square

#6557E8 #E85792 #DAE857 #57E8AD

split-complementary

#6557E8 #E8AD57 #92E857

monochromatic

#2618AD #3421E1 #6557E8 #968DEF #C8C3F7

Accessibility & contrast

On white

5.14

#6557E8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#6557E8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6557E8

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6557E8	#FFFFFF	#000000	##FFFFFF
##6557E8	1.00	5.14	4.08	5.14
#FFFFFF	5.14	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0073ED

Deuteranopia (green-blind)

#0068E5

Tritanopia (blue-blind)

#1C7B98

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #6557e8;
/* rgb */ color: rgb(101, 87, 232);
/* oklch */ color: oklch(55.5% 0.210 281.4);

Tailwind

colors: {
  custom: {
    50: '#9c87f0',
    500: '#6557e8',
    950: '#000000',
  },
}

SCSS

$custom: #6557e8;
$custom-light: #9c87f0;
$custom-dark: #000000;

JSON

{
  "hex": "#6557e8",
  "rgb": {
    "r": 101,
    "g": 87,
    "b": 232
  },
  "hsl": {
    "h": 245.793,
    "s": 75.916,
    "l": 62.549
  },
  "oklch": {
    "l": 0.55492,
    "c": 0.2105,
    "h": 281.4
  },
  "luminance": 0.15409
}

Semantic roles & 50–950 ramp

primary

#6557E8

secondary

#E3E8B3

accent

#D80DC5

background

#FAF8FE

surface

#F4EFFD

border

#CECAD5

text

#0F0B17

muted

#7F7C85

Preview Lab

Preview with #6557E8

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

Preview Lab → · Contrast checker → · Palette generator →