#657BEA#657BEA

#657BEA is a light, vivid blue. Relative luminance 0.229; OKLCH L 62.1% C 0.168 H 272.2°. Best body text is #000000 at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#657BEA
RGB	rgb(101, 123, 234)
HSL	hsl(230, 76%, 66%)
HSV	hsv(230, 57%, 92%)
CMYK	cmyk(56.8%, 47.4%, 0%, 8.2%)
CIE-LAB	lab(54.94, 24.11, -58.76)
CIE-LCH	lch(54.94, 63.52, 292.31°)
OKLab	oklab(62.06% 0.0065 -0.1677)
OKLCH	oklch(62.06% 0.168 272.2)
XYZ	xyz(27.2962, 22.8711, 80.8021)
Luminance	0.2287 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657BEA #EAD465

analogous

#65BDEA #657BEA #9165EA

triadic

#657BEA #EA657B #7BEA65

tetradic

#657BEA #EA65BD #EAD465 #65EA91

square

#657BEA #EA65BD #EAD465 #65EA91

split-complementary

#657BEA #EA9165 #BDEA65

monochromatic

#1A34BB #2F4DE3 #657BEA #9BA9F1 #D1D7F9

Accessibility & contrast

On white

3.77

#657BEA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.57

#657BEA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657BEA

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657BEA	#FFFFFF	#000000	##000000
##657BEA	1.00	3.77	5.57	5.57
#FFFFFF	3.77	1.00	21.00	21.00
#000000	5.57	21.00	1.00	1.00
##000000	5.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#458AEE

Deuteranopia (green-blind)

#317EE8

Tritanopia (blue-blind)

#0494A7

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #657bea;
/* rgb */ color: rgb(101, 123, 234);
/* oklch */ color: oklch(62.1% 0.168 272.2);

Tailwind

colors: {
  custom: {
    50: '#9ba0f1',
    500: '#657bea',
    950: '#000000',
  },
}

SCSS

$custom: #657bea;
$custom-light: #9ba0f1;
$custom-dark: #000000;

JSON

{
  "hex": "#657bea",
  "rgb": {
    "r": 101,
    "g": 123,
    "b": 234
  },
  "hsl": {
    "h": 230.075,
    "s": 76,
    "l": 65.686
  },
  "oklch": {
    "l": 0.62058,
    "c": 0.16788,
    "h": 272.2
  },
  "luminance": 0.22873
}

Semantic roles & 50–950 ramp

primary

#657BEA

secondary

#ECE4BF

accent

#B70DD8

background

#FAF9FE

surface

#F3F2FD

border

#CDCCD5

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #657BEA

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

Preview Lab → · Contrast checker → · Palette generator →