#6358CB#6358CB

#6358CB is a mid, vivid blue. Relative luminance 0.139; OKLCH L 53.3% C 0.172 H 283.2°. Best body text is #FFFFFF at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#6358CB
RGB	rgb(99, 88, 203)
HSL	hsl(246, 53%, 57%)
HSV	hsv(246, 57%, 80%)
CMYK	cmyk(51.2%, 56.7%, 0%, 20.4%)
CIE-LAB	lab(44.15, 35.18, -58.56)
CIE-LCH	lch(44.15, 68.32, 300.99°)
OKLab	oklab(53.29% 0.0393 -0.1675)
OKLCH	oklch(53.29% 0.172 283.2)
XYZ	xyz(19.4115, 13.9428, 58.1567)
Luminance	0.1394 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6358CB #C0CB58

analogous

#5887CB #6358CB #9D58CB

triadic

#6358CB #CB6358 #58CB63

tetradic

#6358CB #CB5887 #C0CB58 #58CB9D

square

#6358CB #CB5887 #C0CB58 #58CB9D

split-complementary

#6358CB #CB9D58 #87CB58

monochromatic

#312881 #4237AF #6358CB #8F87DA #BAB5E8

Accessibility & contrast

On white

5.54

#6358CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#6358CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6358CB

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6358CB	#FFFFFF	#000000	##FFFFFF
##6358CB	1.00	5.54	3.79	5.54
#FFFFFF	5.54	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CCF

Deuteranopia (green-blind)

#0065C9

Tritanopia (blue-blind)

#3A7289

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #6358cb;
/* rgb */ color: rgb(99, 88, 203);
/* oklch */ color: oklch(53.3% 0.172 283.2);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#6358cb",
  "rgb": {
    "r": 99,
    "g": 88,
    "b": 203
  },
  "hsl": {
    "h": 245.739,
    "s": 52.511,
    "l": 57.059
  },
  "oklch": {
    "l": 0.53293,
    "c": 0.17206,
    "h": 283.2
  },
  "luminance": 0.13944
}

Semantic roles & 50–950 ramp

primary

#6358CB

secondary

#D2D7A8

accent

#DC4CCE

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #6358CB

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

Preview Lab → · Contrast checker → · Palette generator →