#657AFC#657AFC

#657AFC is a light, vivid blue. Relative luminance 0.237; OKLCH L 63.1% C 0.193 H 272.7°. Best body text is #000000 at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#657AFC
RGB	rgb(101, 122, 252)
HSL	hsl(232, 96%, 69%)
HSV	hsv(232, 60%, 99%)
CMYK	cmyk(59.9%, 51.6%, 0%, 1.2%)
CIE-LAB	lab(55.80, 30.55, -67.37)
CIE-LCH	lch(55.80, 73.97, 294.39°)
OKLab	oklab(63.06% 0.0092 -0.1931)
OKLCH	oklch(63.06% 0.193 272.7)
XYZ	xyz(29.8912, 23.7116, 95.0782)
Luminance	0.2371 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657AFC #FCE765

analogous

#65C5FC #657AFC #9C65FC

triadic

#657AFC #FC657A #7AFC65

tetradic

#657AFC #FC65C5 #FCE765 #65FC9C

square

#657AFC #FC65C5 #FCE765 #65FC9C

split-complementary

#657AFC #FC9C65 #C5FC65

monochromatic

#0423E2 #2946FB #657AFC #A1AEFD #DDE2FE

Accessibility & contrast

On white

3.66

#657AFC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.74

#657AFC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657AFC

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657AFC	#FFFFFF	#000000	##000000
##657AFC	1.00	3.66	5.74	5.74
#FFFFFF	3.66	1.00	21.00	21.00
#000000	5.74	21.00	1.00	1.00
##000000	5.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C8DFF

Deuteranopia (green-blind)

#007FF9

Tritanopia (blue-blind)

#0098AF

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #657afc;
/* rgb */ color: rgb(101, 122, 252);
/* oklch */ color: oklch(63.1% 0.193 272.7);

Tailwind

colors: {
  custom: {
    50: '#9da0fe',
    500: '#657afc',
    950: '#000000',
  },
}

SCSS

$custom: #657afc;
$custom-light: #9da0fe;
$custom-dark: #000000;

JSON

{
  "hex": "#657afc",
  "rgb": {
    "r": 101,
    "g": 122,
    "b": 252
  },
  "hsl": {
    "h": 231.656,
    "s": 96.178,
    "l": 69.216
  },
  "oklch": {
    "l": 0.63063,
    "c": 0.19331,
    "h": 272.7
  },
  "luminance": 0.23714
}

Semantic roles & 50–950 ramp

primary

#657AFC

secondary

#F4EEC8

accent

#C600E6

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#100E18

muted

#7F7E86

Preview Lab

Preview with #657AFC

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

Preview Lab → · Contrast checker → · Palette generator →