#6473DD#6473DD

#6473DD is a mid, vivid blue. Relative luminance 0.202; OKLCH L 59.6% C 0.161 H 274.4°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#6473DD
RGB	rgb(100, 115, 221)
HSL	hsl(233, 64%, 63%)
HSV	hsv(233, 55%, 87%)
CMYK	cmyk(54.8%, 48%, 0%, 13.3%)
CIE-LAB	lab(52.05, 24.60, -56.10)
CIE-LCH	lch(52.05, 61.26, 293.67°)
OKLab	oklab(59.6% 0.0124 -0.16)
OKLCH	oklch(59.6% 0.161 274.4)
XYZ	xyz(24.4332, 20.1896, 71.0021)
Luminance	0.2019 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6473DD #DDCE64

analogous

#64AFDD #6473DD #9164DD

triadic

#6473DD #DD6473 #73DD64

tetradic

#6473DD #DD64AF #DDCE64 #64DD91

square

#6473DD #DD64AF #DDCE64 #64DD91

split-complementary

#6473DD #DD9164 #AFDD64

monochromatic

#2433A3 #3246D2 #6473DD #96A0E8 #C8CEF3

Accessibility & contrast

On white

4.17

#6473DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#6473DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6473DD

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6473DD	#FFFFFF	#000000	##000000
##6473DD	1.00	4.17	5.04	5.04
#FFFFFF	4.17	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4081E1

Deuteranopia (green-blind)

#3077DB

Tritanopia (blue-blind)

#248B9D

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #6473dd;
/* rgb */ color: rgb(100, 115, 221);
/* oklch */ color: oklch(59.6% 0.161 274.4);

Tailwind

colors: {
  custom: {
    50: '#999be8',
    500: '#6473dd',
    950: '#000000',
  },
}

SCSS

$custom: #6473dd;
$custom-light: #999be8;
$custom-dark: #000000;

JSON

{
  "hex": "#6473dd",
  "rgb": {
    "r": 100,
    "g": 115,
    "b": 221
  },
  "hsl": {
    "h": 232.562,
    "s": 64.021,
    "l": 62.941
  },
  "oklch": {
    "l": 0.59601,
    "c": 0.16052,
    "h": 274.4
  },
  "luminance": 0.20191
}

Semantic roles & 50–950 ramp

primary

#6473DD

secondary

#E4DFB9

accent

#B61ACC

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0F0E16

muted

#7E7E84

Preview Lab

Preview with #6473DD

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

Preview Lab → · Contrast checker → · Palette generator →