#657CF5#657CF5

#657CF5 is a light, vivid blue. Relative luminance 0.238; OKLCH L 63.0% C 0.181 H 272.1°. Best body text is #000000 at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#657CF5
RGB	rgb(101, 124, 245)
HSL	hsl(230, 88%, 68%)
HSV	hsv(230, 59%, 96%)
CMYK	cmyk(58.8%, 49.4%, 0%, 3.9%)
CIE-LAB	lab(55.86, 27.06, -63.40)
CIE-LCH	lch(55.86, 68.94, 293.12°)
OKLab	oklab(62.97% 0.0067 -0.1814)
OKLCH	oklch(62.97% 0.182 272.1)
XYZ	xyz(29.0505, 23.7723, 89.4261)
Luminance	0.2377 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657CF5 #F5DE65

analogous

#65C4F5 #657CF5 #9665F5

triadic

#657CF5 #F5657C #7CF565

tetradic

#657CF5 #F565C4 #F5DE65 #65F596

square

#657CF5 #F565C4 #F5DE65 #65F596

split-complementary

#657CF5 #F59665 #C4F565

monochromatic

#0E2DD2 #2C4BF1 #657CF5 #9EADF9 #D8DEFC

Accessibility & contrast

On white

3.65

#657CF5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.76

#657CF5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657CF5

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657CF5	#FFFFFF	#000000	##000000
##657CF5	1.00	3.65	5.76	5.76
#FFFFFF	3.65	1.00	21.00	21.00
#000000	5.76	21.00	1.00	1.00
##000000	5.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C8CF9

Deuteranopia (green-blind)

#1E80F2

Tritanopia (blue-blind)

#0098AD

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #657cf5;
/* rgb */ color: rgb(101, 124, 245);
/* oklch */ color: oklch(63.0% 0.181 272.1);

Tailwind

colors: {
  custom: {
    50: '#9ca1f9',
    500: '#657cf5',
    950: '#000000',
  },
}

SCSS

$custom: #657cf5;
$custom-light: #9ca1f9;
$custom-dark: #000000;

JSON

{
  "hex": "#657cf5",
  "rgb": {
    "r": 101,
    "g": 124,
    "b": 245
  },
  "hsl": {
    "h": 230.417,
    "s": 87.805,
    "l": 67.843
  },
  "oklch": {
    "l": 0.62969,
    "c": 0.1815,
    "h": 272.1
  },
  "luminance": 0.23775
}

Semantic roles & 50–950 ramp

primary

#657CF5

secondary

#F1EAC5

accent

#C001E4

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #657CF5

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

Preview Lab → · Contrast checker → · Palette generator →