#6578CA#6578CA

#6578CA is a mid, vivid blue. Relative luminance 0.205; OKLCH L 59.5% C 0.127 H 272.2°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#6578CA
RGB	rgb(101, 120, 202)
HSL	hsl(229, 49%, 59%)
HSV	hsv(229, 50%, 79%)
CMYK	cmyk(50%, 40.6%, 0%, 20.8%)
CIE-LAB	lab(52.36, 15.76, -44.84)
CIE-LCH	lch(52.36, 47.53, 289.37°)
OKLab	oklab(59.5% 0.0048 -0.1269)
OKLCH	oklch(59.5% 0.127 272.2)
XYZ	xyz(22.7406, 20.4625, 58.6170)
Luminance	0.2046 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6578CA #CAB765

analogous

#65ABCA #6578CA #8565CA

triadic

#6578CA #CA6578 #78CA65

tetradic

#6578CA #CA65AB #CAB765 #65CA85

square

#6578CA #CA65AB #CAB765 #65CA85

split-complementary

#6578CA #CA8565 #ABCA65

monochromatic

#2E3F86 #3E54B4 #6578CA #93A0DA #C0C8E9

Accessibility & contrast

On white

4.12

#6578CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.09

#6578CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6578CA

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6578CA	#FFFFFF	#000000	##000000
##6578CA	1.00	4.12	5.09	5.09
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.09	21.00	1.00	1.00
##000000	5.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5881CD

Deuteranopia (green-blind)

#4D79C8

Tritanopia (blue-blind)

#3B8997

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #6578ca;
/* rgb */ color: rgb(101, 120, 202);
/* oklch */ color: oklch(59.5% 0.127 272.2);

Tailwind

colors: {
  custom: {
    50: '#979eda',
    500: '#6578ca',
    950: '#000000',
  },
}

SCSS

$custom: #6578ca;
$custom-light: #979eda;
$custom-dark: #000000;

JSON

{
  "hex": "#6578ca",
  "rgb": {
    "r": 101,
    "g": 120,
    "b": 202
  },
  "hsl": {
    "h": 228.713,
    "s": 48.792,
    "l": 59.412
  },
  "oklch": {
    "l": 0.59504,
    "c": 0.12704,
    "h": 272.2
  },
  "luminance": 0.20464
}

Semantic roles & 50–950 ramp

primary

#6578CA

secondary

#D9D2B2

accent

#BF4FD8

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0E15

muted

#7E7E83

Preview Lab

Preview with #6578CA

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

Preview Lab → · Contrast checker → · Palette generator →