#657BEB#657BEB

#657BEB is a light, vivid blue. Relative luminance 0.229; OKLCH L 62.1% C 0.169 H 272.2°. Best body text is #000000 at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#657BEB
RGB	rgb(101, 123, 235)
HSL	hsl(230, 77%, 66%)
HSV	hsv(230, 57%, 92%)
CMYK	cmyk(57%, 47.7%, 0%, 7.8%)
CIE-LAB	lab(55.00, 24.43, -59.23)
CIE-LCH	lch(55.00, 64.07, 292.42°)
OKLab	oklab(62.12% 0.0066 -0.1691)
OKLCH	oklch(62.12% 0.169 272.2)
XYZ	xyz(27.4403, 22.9287, 81.5608)
Luminance	0.2293 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657BEB #EBD565

analogous

#65BEEB #657BEB #9265EB

triadic

#657BEB #EB657B #7BEB65

tetradic

#657BEB #EB65BE #EBD565 #65EB92

square

#657BEB #EB65BE #EBD565 #65EB92

split-complementary

#657BEB #EB9265 #BEEB65

monochromatic

#1934BD #2F4DE4 #657BEB #9BA9F2 #D1D8F9

Accessibility & contrast

On white

3.76

#657BEB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.59

#657BEB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657BEB

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657BEB	#FFFFFF	#000000	##000000
##657BEB	1.00	3.76	5.59	5.59
#FFFFFF	3.76	1.00	21.00	21.00
#000000	5.59	21.00	1.00	1.00
##000000	5.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#448AEF

Deuteranopia (green-blind)

#2F7EE9

Tritanopia (blue-blind)

#0094A8

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #657beb;
/* rgb */ color: rgb(101, 123, 235);
/* oklch */ color: oklch(62.1% 0.169 272.2);

Tailwind

colors: {
  custom: {
    50: '#9ba0f2',
    500: '#657beb',
    950: '#000000',
  },
}

SCSS

$custom: #657beb;
$custom-light: #9ba0f2;
$custom-dark: #000000;

JSON

{
  "hex": "#657beb",
  "rgb": {
    "r": 101,
    "g": 123,
    "b": 235
  },
  "hsl": {
    "h": 230.149,
    "s": 77.011,
    "l": 65.882
  },
  "oklch": {
    "l": 0.62122,
    "c": 0.16924,
    "h": 272.2
  },
  "luminance": 0.22931
}

Semantic roles & 50–950 ramp

primary

#657BEB

secondary

#ECE5C0

accent

#B80CD9

background

#FAF9FE

surface

#F4F2FD

border

#CECCD5

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #657BEB

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

Preview Lab → · Contrast checker → · Palette generator →