#657DF5#657DF5

#657DF5 is a light, vivid blue. Relative luminance 0.240; OKLCH L 63.2% C 0.180 H 271.8°. Best body text is #000000 at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#657DF5
RGB	rgb(101, 125, 245)
HSL	hsl(230, 88%, 68%)
HSV	hsv(230, 59%, 96%)
CMYK	cmyk(58.8%, 49%, 0%, 3.9%)
CIE-LAB	lab(56.11, 26.46, -63.00)
CIE-LCH	lch(56.11, 68.33, 292.78°)
OKLab	oklab(63.16% 0.0057 -0.1802)
OKLCH	oklch(63.16% 0.18 271.8)
XYZ	xyz(29.1764, 24.0242, 89.4681)
Luminance	0.2403 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657DF5 #F5DD65

analogous

#65C5F5 #657DF5 #9565F5

triadic

#657DF5 #F5657D #7DF565

tetradic

#657DF5 #F565C5 #F5DD65 #65F595

square

#657DF5 #F565C5 #F5DD65 #65F595

split-complementary

#657DF5 #F59565 #C5F565

monochromatic

#0E2ED2 #2C4CF1 #657DF5 #9EAEF9 #D8DEFC

Accessibility & contrast

On white

3.62

#657DF5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.81

#657DF5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657DF5

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657DF5	#FFFFFF	#000000	##000000
##657DF5	1.00	3.62	5.81	5.81
#FFFFFF	3.62	1.00	21.00	21.00
#000000	5.81	21.00	1.00	1.00
##000000	5.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E8DF9

Deuteranopia (green-blind)

#2280F2

Tritanopia (blue-blind)

#0098AD

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #657df5;
/* rgb */ color: rgb(101, 125, 245);
/* oklch */ color: oklch(63.2% 0.180 271.8);

Tailwind

colors: {
  custom: {
    50: '#9ca2f9',
    500: '#657df5',
    950: '#000000',
  },
}

SCSS

$custom: #657df5;
$custom-light: #9ca2f9;
$custom-dark: #000000;

JSON

{
  "hex": "#657df5",
  "rgb": {
    "r": 101,
    "g": 125,
    "b": 245
  },
  "hsl": {
    "h": 230,
    "s": 87.805,
    "l": 67.843
  },
  "oklch": {
    "l": 0.6316,
    "c": 0.18027,
    "h": 271.8
  },
  "luminance": 0.24027
}

Semantic roles & 50–950 ramp

primary

#657DF5

secondary

#F1EAC5

accent

#BF01E4

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#0F0F17

muted

#7F7E85

Preview Lab

Preview with #657DF5

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

Preview Lab → · Contrast checker → · Palette generator →