#657CE9#657CE9

#657CE9 is a light, vivid blue. Relative luminance 0.231; OKLCH L 62.2% C 0.165 H 271.8°. Best body text is #000000 at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#657CE9
RGB	rgb(101, 124, 233)
HSL	hsl(230, 75%, 65%)
HSV	hsv(230, 57%, 91%)
CMYK	cmyk(56.7%, 46.8%, 0%, 8.6%)
CIE-LAB	lab(55.14, 23.18, -57.89)
CIE-LCH	lch(55.14, 62.36, 291.82°)
OKLab	oklab(62.19% 0.0053 -0.1652)
OKLCH	oklch(62.19% 0.165 271.8)
XYZ	xyz(27.2776, 23.0631, 80.0892)
Luminance	0.2306 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657CE9 #E9D265

analogous

#65BEE9 #657CE9 #9065E9

triadic

#657CE9 #E9657C #7CE965

tetradic

#657CE9 #E965BE #E9D265 #65E990

square

#657CE9 #E965BE #E9D265 #65E990

split-complementary

#657CE9 #E99065 #BEE965

monochromatic

#1A36B9 #2F4EE1 #657CE9 #9BAAF1 #D0D7F8

Accessibility & contrast

On white

3.74

#657CE9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.61

#657CE9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657CE9

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657CE9	#FFFFFF	#000000	##000000
##657CE9	1.00	3.74	5.61	5.61
#FFFFFF	3.74	1.00	21.00	21.00
#000000	5.61	21.00	1.00	1.00
##000000	5.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#488AED

Deuteranopia (green-blind)

#357FE7

Tritanopia (blue-blind)

#0794A7

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #657ce9;
/* rgb */ color: rgb(101, 124, 233);
/* oklch */ color: oklch(62.2% 0.165 271.8);

Tailwind

colors: {
  custom: {
    50: '#9ba1f1',
    500: '#657ce9',
    950: '#000000',
  },
}

SCSS

$custom: #657ce9;
$custom-light: #9ba1f1;
$custom-dark: #000000;

JSON

{
  "hex": "#657ce9",
  "rgb": {
    "r": 101,
    "g": 124,
    "b": 233
  },
  "hsl": {
    "h": 229.545,
    "s": 75,
    "l": 65.49
  },
  "oklch": {
    "l": 0.62189,
    "c": 0.16526,
    "h": 271.8
  },
  "luminance": 0.23065
}

Semantic roles & 50–950 ramp

primary

#657CE9

secondary

#EBE3BF

accent

#B40ED7

background

#FAF9FE

surface

#F3F2FD

border

#CDCCD5

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #657CE9

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

Preview Lab → · Contrast checker → · Palette generator →