#6358CC#6358CC

#6358CC is a mid, vivid blue. Relative luminance 0.140; OKLCH L 53.4% C 0.173 H 283.1°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#6358CC
RGB	rgb(99, 88, 204)
HSL	hsl(246, 53%, 57%)
HSV	hsv(246, 57%, 80%)
CMYK	cmyk(51.5%, 56.9%, 0%, 20%)
CIE-LAB	lab(44.22, 35.49, -59.03)
CIE-LCH	lch(44.22, 68.87, 301.01°)
OKLab	oklab(53.36% 0.0393 -0.1689)
OKLCH	oklch(53.36% 0.173 283.1)
XYZ	xyz(19.5311, 13.9907, 58.7864)
Luminance	0.1399 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6358CC #C1CC58

analogous

#5887CC #6358CC #9D58CC

triadic

#6358CC #CC6358 #58CC63

tetradic

#6358CC #CC5887 #C1CC58 #58CC9D

square

#6358CC #CC5887 #C1CC58 #58CC9D

split-complementary

#6358CC #CC9D58 #87CC58

monochromatic

#302882 #4236B1 #6358CC #8F87DA #BBB6E9

Accessibility & contrast

On white

5.53

#6358CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#6358CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6358CC

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6358CC	#FFFFFF	#000000	##FFFFFF
##6358CC	1.00	5.53	3.80	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD0

Deuteranopia (green-blind)

#0065CA

Tritanopia (blue-blind)

#397389

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #6358cc;
/* rgb */ color: rgb(99, 88, 204);
/* oklch */ color: oklch(53.4% 0.173 283.1);

Tailwind

colors: {
  custom: {
    50: '#9787dc',
    500: '#6358cc',
    950: '#000000',
  },
}

SCSS

$custom: #6358cc;
$custom-light: #9787dc;
$custom-dark: #000000;

JSON

{
  "hex": "#6358cc",
  "rgb": {
    "r": 99,
    "g": 88,
    "b": 204
  },
  "hsl": {
    "h": 245.69,
    "s": 53.211,
    "l": 57.255
  },
  "oklch": {
    "l": 0.53365,
    "c": 0.17339,
    "h": 283.1
  },
  "luminance": 0.13992
}

Semantic roles & 50–950 ramp

primary

#6358CC

secondary

#D3D7A8

accent

#DD4BCF

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #6358CC

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

Preview Lab → · Contrast checker → · Palette generator →