#6578DF#6578DF

#6578DF is a mid, vivid blue. Relative luminance 0.215; OKLCH L 60.8% C 0.157 H 273.0°. Best body text is #000000 at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#6578DF
RGB	rgb(101, 120, 223)
HSL	hsl(231, 66%, 64%)
HSV	hsv(231, 55%, 87%)
CMYK	cmyk(54.7%, 46.2%, 0%, 12.5%)
CIE-LAB	lab(53.52, 22.40, -54.87)
CIE-LCH	lch(53.52, 59.27, 292.20°)
OKLab	oklab(60.77% 0.0083 -0.1564)
OKLCH	oklch(60.77% 0.157 273)
XYZ	xyz(25.3983, 21.5256, 72.6142)
Luminance	0.2153 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6578DF #DFCC65

analogous

#65B5DF #6578DF #8F65DF

triadic

#6578DF #DF6578 #78DF65

tetradic

#6578DF #DF65B5 #DFCC65 #65DF8F

square

#6578DF #DF65B5 #DFCC65 #65DF8F

split-complementary

#6578DF #DF8F65 #B5DF65

monochromatic

#2337A7 #324CD4 #6578DF #98A4EA #CAD1F4

Accessibility & contrast

On white

3.96

#6578DF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.31

#6578DF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6578DF

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6578DF	#FFFFFF	#000000	##000000
##6578DF	1.00	3.96	5.31	5.31
#FFFFFF	3.96	1.00	21.00	21.00
#000000	5.31	21.00	1.00	1.00
##000000	5.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4985E3

Deuteranopia (green-blind)

#397BDD

Tritanopia (blue-blind)

#238FA1

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #6578df;
/* rgb */ color: rgb(101, 120, 223);
/* oklch */ color: oklch(60.8% 0.157 273.0);

Tailwind

colors: {
  custom: {
    50: '#999ee9',
    500: '#6578df',
    950: '#000000',
  },
}

SCSS

$custom: #6578df;
$custom-light: #999ee9;
$custom-dark: #000000;

JSON

{
  "hex": "#6578df",
  "rgb": {
    "r": 101,
    "g": 120,
    "b": 223
  },
  "hsl": {
    "h": 230.656,
    "s": 65.591,
    "l": 63.529
  },
  "oklch": {
    "l": 0.60771,
    "c": 0.15658,
    "h": 273
  },
  "luminance": 0.21527
}

Semantic roles & 50–950 ramp

primary

#6578DF

secondary

#E6DFBA

accent

#B118CD

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0F0E16

muted

#7E7E84

Preview Lab

Preview with #6578DF

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

Preview Lab → · Contrast checker → · Palette generator →