#657AF3#657AF3

#657AF3 is a light, vivid blue. Relative luminance 0.232; OKLCH L 62.5% C 0.181 H 272.7°. Best body text is #000000 at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#657AF3
RGB	rgb(101, 122, 243)
HSL	hsl(231, 86%, 67%)
HSV	hsv(231, 58%, 95%)
CMYK	cmyk(58.4%, 49.8%, 0%, 4.7%)
CIE-LAB	lab(55.23, 27.63, -63.30)
CIE-LCH	lch(55.23, 69.07, 293.58°)
OKLab	oklab(62.45% 0.0084 -0.1811)
OKLCH	oklch(62.45% 0.181 272.7)
XYZ	xyz(28.4987, 23.1546, 87.7441)
Luminance	0.2316 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657AF3 #F3DE65

analogous

#65C1F3 #657AF3 #9765F3

triadic

#657AF3 #F3657A #7AF365

tetradic

#657AF3 #F365C1 #F3DE65 #65F397

square

#657AF3 #F365C1 #F3DE65 #65F397

split-complementary

#657AF3 #F39765 #C1F365

monochromatic

#102CCE #2C49EF #657AF3 #9EABF7 #D7DCFC

Accessibility & contrast

On white

3.73

#657AF3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.63

#657AF3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657AF3

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657AF3	#FFFFFF	#000000	##000000
##657AF3	1.00	3.73	5.63	5.63
#FFFFFF	3.73	1.00	21.00	21.00
#000000	5.63	21.00	1.00	1.00
##000000	5.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#398BF7

Deuteranopia (green-blind)

#1B7EF0

Tritanopia (blue-blind)

#0096AB

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #657af3;
/* rgb */ color: rgb(101, 122, 243);
/* oklch */ color: oklch(62.5% 0.181 272.7);

Tailwind

colors: {
  custom: {
    50: '#9ca0f8',
    500: '#657af3',
    950: '#000000',
  },
}

SCSS

$custom: #657af3;
$custom-light: #9ca0f8;
$custom-dark: #000000;

JSON

{
  "hex": "#657af3",
  "rgb": {
    "r": 101,
    "g": 122,
    "b": 243
  },
  "hsl": {
    "h": 231.127,
    "s": 85.542,
    "l": 67.451
  },
  "oklch": {
    "l": 0.62454,
    "c": 0.18131,
    "h": 272.7
  },
  "luminance": 0.23157
}

Semantic roles & 50–950 ramp

primary

#657AF3

secondary

#F0EAC4

accent

#C103E2

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #657AF3

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

Preview Lab → · Contrast checker → · Palette generator →