#6357D2#6357D2

#6357D2 is a mid, vivid blue. Relative luminance 0.141; OKLCH L 53.6% C 0.183 H 282.7°. Best body text is #FFFFFF at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#6357D2
RGB	rgb(99, 87, 210)
HSL	hsl(246, 58%, 58%)
HSV	hsv(246, 59%, 82%)
CMYK	cmyk(52.9%, 58.6%, 0%, 17.6%)
CIE-LAB	lab(44.41, 37.93, -62.18)
CIE-LCH	lch(44.41, 72.83, 301.38°)
OKLab	oklab(53.64% 0.0403 -0.1781)
OKLCH	oklch(53.64% 0.183 282.7)
XYZ	xyz(20.1831, 14.1210, 62.6224)
Luminance	0.1412 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6357D2 #C6D257

analogous

#5788D2 #6357D2 #A057D2

triadic

#6357D2 #D26357 #57D263

tetradic

#6357D2 #D25788 #C6D257 #57D2A0

square

#6357D2 #D25788 #C6D257 #57D2A0

split-complementary

#6357D2 #D2A057 #88D257

monochromatic

#2F258A #3F32BA #6357D2 #9087DF #BDB8EC

Accessibility & contrast

On white

5.49

#6357D2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#6357D2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6357D2

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6357D2	#FFFFFF	#000000	##FFFFFF
##6357D2	1.00	5.49	3.82	5.49
#FFFFFF	5.49	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD6

Deuteranopia (green-blind)

#0065CF

Tritanopia (blue-blind)

#34748C

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #6357d2;
/* rgb */ color: rgb(99, 87, 210);
/* oklch */ color: oklch(53.6% 0.183 282.7);

Tailwind

colors: {
  custom: {
    50: '#9887e1',
    500: '#6357d2',
    950: '#000000',
  },
}

SCSS

$custom: #6357d2;
$custom-light: #9887e1;
$custom-dark: #000000;

JSON

{
  "hex": "#6357d2",
  "rgb": {
    "r": 99,
    "g": 87,
    "b": 210
  },
  "hsl": {
    "h": 245.854,
    "s": 57.746,
    "l": 58.235
  },
  "oklch": {
    "l": 0.53636,
    "c": 0.18264,
    "h": 282.7
  },
  "luminance": 0.14122
}

Semantic roles & 50–950 ramp

primary

#6357D2

secondary

#D6DBAA

accent

#E147D2

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0F0B15

muted

#7E7C83

Preview Lab

Preview with #6357D2

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

Preview Lab → · Contrast checker → · Palette generator →