#657AF4#657AF4

#657AF4 is a light, vivid blue. Relative luminance 0.232; OKLCH L 62.5% C 0.183 H 272.7°. Best body text is #000000 at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#657AF4
RGB	rgb(101, 122, 244)
HSL	hsl(231, 87%, 68%)
HSV	hsv(231, 59%, 96%)
CMYK	cmyk(58.6%, 50%, 0%, 4.3%)
CIE-LAB	lab(55.29, 27.95, -63.76)
CIE-LCH	lch(55.29, 69.61, 293.67°)
OKLab	oklab(62.52% 0.0085 -0.1824)
OKLCH	oklch(62.52% 0.183 272.7)
XYZ	xyz(28.6501, 23.2152, 88.5416)
Luminance	0.2322 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657AF4 #F4DF65

analogous

#65C1F4 #657AF4 #9865F4

triadic

#657AF4 #F4657A #7AF465

tetradic

#657AF4 #F465C1 #F4DF65 #65F498

square

#657AF4 #F465C1 #F4DF65 #65F498

split-complementary

#657AF4 #F49865 #C1F465

monochromatic

#0F2BD0 #2C49F0 #657AF4 #9EABF8 #D7DDFC

Accessibility & contrast

On white

3.72

#657AF4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.64

#657AF4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657AF4

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657AF4	#FFFFFF	#000000	##000000
##657AF4	1.00	3.72	5.64	5.64
#FFFFFF	3.72	1.00	21.00	21.00
#000000	5.64	21.00	1.00	1.00
##000000	5.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#388BF8

Deuteranopia (green-blind)

#187EF1

Tritanopia (blue-blind)

#0096AC

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #657af4;
/* rgb */ color: rgb(101, 122, 244);
/* oklch */ color: oklch(62.5% 0.183 272.7);

Tailwind

colors: {
  custom: {
    50: '#9ca0f8',
    500: '#657af4',
    950: '#000000',
  },
}

SCSS

$custom: #657af4;
$custom-light: #9ca0f8;
$custom-dark: #000000;

JSON

{
  "hex": "#657af4",
  "rgb": {
    "r": 101,
    "g": 122,
    "b": 244
  },
  "hsl": {
    "h": 231.189,
    "s": 86.667,
    "l": 67.647
  },
  "oklch": {
    "l": 0.62521,
    "c": 0.18265,
    "h": 272.7
  },
  "luminance": 0.23217
}

Semantic roles & 50–950 ramp

primary

#657AF4

secondary

#F1EAC4

accent

#C202E3

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #657AF4

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

Preview Lab → · Contrast checker → · Palette generator →