#657CFC#657CFC

#657CFC is a light, vivid blue. Relative luminance 0.242; OKLCH L 63.4% C 0.191 H 272.2°. Best body text is #000000 at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#657CFC
RGB	rgb(101, 124, 252)
HSL	hsl(231, 96%, 69%)
HSV	hsv(231, 60%, 99%)
CMYK	cmyk(59.9%, 50.8%, 0%, 1.2%)
CIE-LAB	lab(56.30, 29.34, -66.57)
CIE-LCH	lch(56.30, 72.75, 293.79°)
OKLab	oklab(63.44% 0.0073 -0.1907)
OKLCH	oklch(63.44% 0.191 272.2)
XYZ	xyz(30.1393, 24.2078, 95.1609)
Luminance	0.2421 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657CFC #FCE565

analogous

#65C8FC #657CFC #9A65FC

triadic

#657CFC #FC657C #7CFC65

tetradic

#657CFC #FC65C8 #FCE565 #65FC9A

square

#657CFC #FC65C8 #FCE565 #65FC9A

split-complementary

#657CFC #FC9A65 #C8FC65

monochromatic

#0426E2 #2949FB #657CFC #A1AFFD #DDE2FE

Accessibility & contrast

On white

3.59

#657CFC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.84

#657CFC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657CFC

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657CFC	#FFFFFF	#000000	##000000
##657CFC	1.00	3.59	5.84	5.84
#FFFFFF	3.59	1.00	21.00	21.00
#000000	5.84	21.00	1.00	1.00
##000000	5.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#338EFF

Deuteranopia (green-blind)

#0081F9

Tritanopia (blue-blind)

#009AB0

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #657cfc;
/* rgb */ color: rgb(101, 124, 252);
/* oklch */ color: oklch(63.4% 0.191 272.2);

Tailwind

colors: {
  custom: {
    50: '#9da1fe',
    500: '#657cfc',
    950: '#000000',
  },
}

SCSS

$custom: #657cfc;
$custom-light: #9da1fe;
$custom-dark: #000000;

JSON

{
  "hex": "#657cfc",
  "rgb": {
    "r": 101,
    "g": 124,
    "b": 252
  },
  "hsl": {
    "h": 230.861,
    "s": 96.178,
    "l": 69.216
  },
  "oklch": {
    "l": 0.63438,
    "c": 0.19085,
    "h": 272.2
  },
  "luminance": 0.2421
}

Semantic roles & 50–950 ramp

primary

#657CFC

secondary

#F4EEC8

accent

#C300E6

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#100F18

muted

#7F7E86

Preview Lab

Preview with #657CFC

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

Preview Lab → · Contrast checker → · Palette generator →