#657EF5#657EF5

#657EF5 is a light, vivid blue. Relative luminance 0.243; OKLCH L 63.4% C 0.179 H 271.5°. Best body text is #000000 at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#657EF5
RGB	rgb(101, 126, 245)
HSL	hsl(230, 88%, 68%)
HSV	hsv(230, 59%, 96%)
CMYK	cmyk(58.8%, 48.6%, 0%, 3.9%)
CIE-LAB	lab(56.37, 25.86, -62.59)
CIE-LCH	lch(56.37, 67.72, 292.45°)
OKLab	oklab(63.35% 0.0047 -0.179)
OKLCH	oklch(63.35% 0.179 271.5)
XYZ	xyz(29.3036, 24.2787, 89.5105)
Luminance	0.2428 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657EF5 #F5DC65

analogous

#65C6F5 #657EF5 #9465F5

triadic

#657EF5 #F5657E #7EF565

tetradic

#657EF5 #F565C6 #F5DC65 #65F594

square

#657EF5 #F565C6 #F5DC65 #65F594

split-complementary

#657EF5 #F59465 #C6F565

monochromatic

#0E30D2 #2C4EF1 #657EF5 #9EAEF9 #D8DEFC

Accessibility & contrast

On white

3.59

#657EF5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.86

#657EF5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657EF5

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657EF5	#FFFFFF	#000000	##000000
##657EF5	1.00	3.59	5.86	5.86
#FFFFFF	3.59	1.00	21.00	21.00
#000000	5.86	21.00	1.00	1.00
##000000	5.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#418EF9

Deuteranopia (green-blind)

#2681F3

Tritanopia (blue-blind)

#0099AE

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #657ef5;
/* rgb */ color: rgb(101, 126, 245);
/* oklch */ color: oklch(63.4% 0.179 271.5);

Tailwind

colors: {
  custom: {
    50: '#9ca3f9',
    500: '#657ef5',
    950: '#000000',
  },
}

SCSS

$custom: #657ef5;
$custom-light: #9ca3f9;
$custom-dark: #000000;

JSON

{
  "hex": "#657ef5",
  "rgb": {
    "r": 101,
    "g": 126,
    "b": 245
  },
  "hsl": {
    "h": 229.583,
    "s": 87.805,
    "l": 67.843
  },
  "oklch": {
    "l": 0.63352,
    "c": 0.17903,
    "h": 271.5
  },
  "luminance": 0.24281
}

Semantic roles & 50–950 ramp

primary

#657EF5

secondary

#F1E9C5

accent

#BD01E4

background

#FAFAFF

surface

#F4F3FF

border

#CECDD7

text

#0F0F17

muted

#7F7F85

Preview Lab

Preview with #657EF5

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

Preview Lab → · Contrast checker → · Palette generator →