#6456CB#6456CB

#6456CB is a mid, vivid blue. Relative luminance 0.137; OKLCH L 53.0% C 0.175 H 284.2°. Best body text is #FFFFFF at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#6456CB
RGB	rgb(100, 86, 203)
HSL	hsl(247, 53%, 57%)
HSV	hsv(247, 58%, 80%)
CMYK	cmyk(50.7%, 57.6%, 0%, 20.4%)
CIE-LAB	lab(43.76, 36.58, -59.18)
CIE-LCH	lch(43.76, 69.58, 301.72°)
OKLab	oklab(53.03% 0.0427 -0.1693)
OKLCH	oklch(53.03% 0.175 284.2)
XYZ	xyz(19.3596, 13.6757, 58.1079)
Luminance	0.1368 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6456CB #BDCB56

analogous

#5683CB #6456CB #9E56CB

triadic

#6456CB #CB6456 #56CB64

tetradic

#6456CB #CB5683 #BDCB56 #56CB9E

square

#6456CB #CB5683 #BDCB56 #56CB9E

split-complementary

#6456CB #CB9E56 #83CB56

monochromatic

#32277F #4436AE #6456CB #8F85D9 #BAB4E8

Accessibility & contrast

On white

5.62

#6456CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#6456CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6456CB

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6456CB	#FFFFFF	#000000	##FFFFFF
##6456CB	1.00	5.62	3.74	5.62
#FFFFFF	5.62	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BCF

Deuteranopia (green-blind)

#0064C9

Tritanopia (blue-blind)

#3D7188

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #6456cb;
/* rgb */ color: rgb(100, 86, 203);
/* oklch */ color: oklch(53.0% 0.175 284.2);

Tailwind

colors: {
  custom: {
    50: '#9886dc',
    500: '#6456cb',
    950: '#000000',
  },
}

SCSS

$custom: #6456cb;
$custom-light: #9886dc;
$custom-dark: #000000;

JSON

{
  "hex": "#6456cb",
  "rgb": {
    "r": 100,
    "g": 86,
    "b": 203
  },
  "hsl": {
    "h": 247.179,
    "s": 52.941,
    "l": 56.667
  },
  "oklch": {
    "l": 0.53027,
    "c": 0.17462,
    "h": 284.2
  },
  "luminance": 0.13677
}

Semantic roles & 50–950 ramp

primary

#6456CB

secondary

#D1D6A6

accent

#DC4BCB

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #6456CB

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

Preview Lab → · Contrast checker → · Palette generator →