#6579EB#6579EB

#6579EB is a mid, vivid blue. Relative luminance 0.224; OKLCH L 61.7% C 0.172 H 272.9°. Best body text is #000000 at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#6579EB
RGB	rgb(101, 121, 235)
HSL	hsl(231, 77%, 66%)
HSV	hsv(231, 57%, 92%)
CMYK	cmyk(57%, 48.5%, 0%, 7.8%)
CIE-LAB	lab(54.49, 25.64, -60.04)
CIE-LCH	lch(54.49, 65.29, 293.13°)
OKLab	oklab(61.73% 0.0087 -0.1715)
OKLCH	oklch(61.73% 0.172 272.9)
XYZ	xyz(27.1947, 22.4376, 81.4790)
Luminance	0.2244 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6579EB #EBD765

analogous

#65BCEB #6579EB #9465EB

triadic

#6579EB #EB6579 #79EB65

tetradic

#6579EB #EB65BC #EBD765 #65EB94

square

#6579EB #EB65BC #EBD765 #65EB94

split-complementary

#6579EB #EB9465 #BCEB65

monochromatic

#1931BD #2F4AE4 #6579EB #9BA8F2 #D1D7F9

Accessibility & contrast

On white

3.83

#6579EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.49

#6579EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6579EB

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6579EB	#FFFFFF	#000000	##000000
##6579EB	1.00	3.83	5.49	5.49
#FFFFFF	3.83	1.00	21.00	21.00
#000000	5.49	21.00	1.00	1.00
##000000	5.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4088EF

Deuteranopia (green-blind)

#2A7DE9

Tritanopia (blue-blind)

#0193A7

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #6579eb;
/* rgb */ color: rgb(101, 121, 235);
/* oklch */ color: oklch(61.7% 0.172 272.9);

Tailwind

colors: {
  custom: {
    50: '#9b9ff2',
    500: '#6579eb',
    950: '#000000',
  },
}

SCSS

$custom: #6579eb;
$custom-light: #9b9ff2;
$custom-dark: #000000;

JSON

{
  "hex": "#6579eb",
  "rgb": {
    "r": 101,
    "g": 121,
    "b": 235
  },
  "hsl": {
    "h": 231.045,
    "s": 77.011,
    "l": 65.882
  },
  "oklch": {
    "l": 0.61735,
    "c": 0.17176,
    "h": 272.9
  },
  "luminance": 0.2244
}

Semantic roles & 50–950 ramp

primary

#6579EB

secondary

#ECE5C0

accent

#BB0CD9

background

#FAF9FE

surface

#F4F2FD

border

#CECCD5

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #6579EB

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

Preview Lab → · Contrast checker → · Palette generator →