#657AED#657AED

#657AED is a light, vivid blue. Relative luminance 0.228; OKLCH L 62.1% C 0.173 H 272.6°. Best body text is #000000 at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#657AED
RGB	rgb(101, 122, 237)
HSL	hsl(231, 79%, 66%)
HSV	hsv(231, 57%, 93%)
CMYK	cmyk(57.4%, 48.5%, 0%, 7.1%)
CIE-LAB	lab(54.86, 25.68, -60.56)
CIE-LCH	lch(54.86, 65.78, 292.98°)
OKLab	oklab(62.06% 0.0079 -0.173)
OKLCH	oklch(62.06% 0.173 272.6)
XYZ	xyz(27.6074, 22.7981, 83.0500)
Luminance	0.2280 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657AED #EDD865

analogous

#65BEED #657AED #9465ED

triadic

#657AED #ED657A #7AED65

tetradic

#657AED #ED65BE #EDD865 #65ED94

square

#657AED #ED65BE #EDD865 #65ED94

split-complementary

#657AED #ED9465 #BEED65

monochromatic

#1731C1 #2E4BE7 #657AED #9CA9F3 #D3D9FA

Accessibility & contrast

On white

3.78

#657AED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.56

#657AED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657AED

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657AED	#FFFFFF	#000000	##000000
##657AED	1.00	3.78	5.56	5.56
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.56	21.00	1.00	1.00
##000000	5.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4089F1

Deuteranopia (green-blind)

#297EEB

Tritanopia (blue-blind)

#0094A8

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #657aed;
/* rgb */ color: rgb(101, 122, 237);
/* oklch */ color: oklch(62.1% 0.173 272.6);

Tailwind

colors: {
  custom: {
    50: '#9ba0f3',
    500: '#657aed',
    950: '#000000',
  },
}

SCSS

$custom: #657aed;
$custom-light: #9ba0f3;
$custom-dark: #000000;

JSON

{
  "hex": "#657aed",
  "rgb": {
    "r": 101,
    "g": 122,
    "b": 237
  },
  "hsl": {
    "h": 230.735,
    "s": 79.07,
    "l": 66.275
  },
  "oklch": {
    "l": 0.62058,
    "c": 0.17322,
    "h": 272.6
  },
  "luminance": 0.228
}

Semantic roles & 50–950 ramp

primary

#657AED

secondary

#EDE6C1

accent

#BB0ADB

background

#FAF9FE

surface

#F4F2FD

border

#CECCD5

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #657AED

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

Preview Lab → · Contrast checker → · Palette generator →