#657BF7#657BF7

#657BF7 is a light, vivid blue. Relative luminance 0.236; OKLCH L 62.9% C 0.185 H 272.4°. Best body text is #000000 at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#657BF7
RGB	rgb(101, 123, 247)
HSL	hsl(231, 90%, 68%)
HSV	hsv(231, 59%, 97%)
CMYK	cmyk(59.1%, 50.2%, 0%, 3.1%)
CIE-LAB	lab(55.73, 28.32, -64.72)
CIE-LCH	lch(55.73, 70.64, 293.63°)
OKLab	oklab(62.91% 0.0078 -0.1853)
OKLCH	oklch(62.91% 0.185 272.4)
XYZ	xyz(29.2327, 23.6457, 91.0012)
Luminance	0.2365 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657BF7 #F7E165

analogous

#65C4F7 #657BF7 #9865F7

triadic

#657BF7 #F7657B #7BF765

tetradic

#657BF7 #F765C4 #F7E165 #65F798

square

#657BF7 #F765C4 #F7E165 #65F798

split-complementary

#657BF7 #F79865 #C4F765

monochromatic

#0B2AD6 #2B49F4 #657BF7 #9FADFA #D9DFFD

Accessibility & contrast

On white

3.67

#657BF7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.73

#657BF7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657BF7

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657BF7	#FFFFFF	#000000	##000000
##657BF7	1.00	3.67	5.73	5.73
#FFFFFF	3.67	1.00	21.00	21.00
#000000	5.73	21.00	1.00	1.00
##000000	5.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#378CFB

Deuteranopia (green-blind)

#127FF4

Tritanopia (blue-blind)

#0097AD

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #657bf7;
/* rgb */ color: rgb(101, 123, 247);
/* oklch */ color: oklch(62.9% 0.185 272.4);

Tailwind

colors: {
  custom: {
    50: '#9da0fb',
    500: '#657bf7',
    950: '#000000',
  },
}

SCSS

$custom: #657bf7;
$custom-light: #9da0fb;
$custom-dark: #000000;

JSON

{
  "hex": "#657bf7",
  "rgb": {
    "r": 101,
    "g": 123,
    "b": 247
  },
  "hsl": {
    "h": 230.959,
    "s": 90.123,
    "l": 68.235
  },
  "oklch": {
    "l": 0.62912,
    "c": 0.18542,
    "h": 272.4
  },
  "luminance": 0.23648
}

Semantic roles & 50–950 ramp

primary

#657BF7

secondary

#F2EBC6

accent

#C300E6

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #657BF7

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

Preview Lab → · Contrast checker → · Palette generator →