#6455CB#6455CB

#6455CB is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.9% C 0.176 H 284.4°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#6455CB
RGB	rgb(100, 85, 203)
HSL	hsl(248, 53%, 56%)
HSV	hsv(248, 58%, 80%)
CMYK	cmyk(50.7%, 58.1%, 0%, 20.4%)
CIE-LAB	lab(43.53, 37.18, -59.56)
CIE-LCH	lch(43.53, 70.21, 301.97°)
OKLab	oklab(52.86% 0.0438 -0.1704)
OKLCH	oklch(52.86% 0.176 284.4)
XYZ	xyz(19.2803, 13.5171, 58.0815)
Luminance	0.1352 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6455CB #BCCB55

analogous

#5581CB #6455CB #9F55CB

triadic

#6455CB #CB6455 #55CB64

tetradic

#6455CB #CB5581 #BCCB55 #55CB9F

square

#6455CB #CB5581 #BCCB55 #55CB9F

split-complementary

#6455CB #CB9F55 #81CB55

monochromatic

#32277F #4435AE #6455CB #8F84D9 #B9B3E8

Accessibility & contrast

On white

5.67

#6455CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#6455CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6455CB

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6455CB	#FFFFFF	#000000	##FFFFFF
##6455CB	1.00	5.67	3.70	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ACF

Deuteranopia (green-blind)

#0063C9

Tritanopia (blue-blind)

#3D7088

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #6455cb;
/* rgb */ color: rgb(100, 85, 203);
/* oklch */ color: oklch(52.9% 0.176 284.4);

Tailwind

colors: {
  custom: {
    50: '#9885dc',
    500: '#6455cb',
    950: '#000000',
  },
}

SCSS

$custom: #6455cb;
$custom-light: #9885dc;
$custom-dark: #000000;

JSON

{
  "hex": "#6455cb",
  "rgb": {
    "r": 100,
    "g": 85,
    "b": 203
  },
  "hsl": {
    "h": 247.627,
    "s": 53.153,
    "l": 56.471
  },
  "oklch": {
    "l": 0.52856,
    "c": 0.17595,
    "h": 284.4
  },
  "luminance": 0.13518
}

Semantic roles & 50–950 ramp

primary

#6455CB

secondary

#D0D6A6

accent

#DD4BCA

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #6455CB

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

Preview Lab → · Contrast checker → · Palette generator →