#657EDE#657EDE

#657EDE is a mid, vivid blue. Relative luminance 0.230; OKLCH L 61.9% C 0.148 H 270.6°. Best body text is #000000 at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#657EDE
RGB	rgb(101, 126, 222)
HSL	hsl(228, 65%, 63%)
HSV	hsv(228, 55%, 87%)
CMYK	cmyk(54.5%, 43.2%, 0%, 12.9%)
CIE-LAB	lab(55.03, 18.44, -51.90)
CIE-LCH	lch(55.03, 55.08, 289.56°)
OKLab	oklab(61.91% 0.0016 -0.1476)
OKLCH	oklch(61.91% 0.148 270.6)
XYZ	xyz(26.0082, 22.9605, 72.1544)
Luminance	0.2296 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657EDE #DEC565

analogous

#65BBDE #657EDE #8865DE

triadic

#657EDE #DE657E #7EDE65

tetradic

#657EDE #DE65BB #DEC565 #65DE88

square

#657EDE #DE65BB #DEC565 #65DE88

split-complementary

#657EDE #DE8865 #BBDE65

monochromatic

#233EA5 #3354D3 #657EDE #97A8E9 #CAD2F4

Accessibility & contrast

On white

3.76

#657EDE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.59

#657EDE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657EDE

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657EDE	#FFFFFF	#000000	##000000
##657EDE	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)

#5589E2

Deuteranopia (green-blind)

#467FDC

Tritanopia (blue-blind)

#2393A3

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #657ede;
/* rgb */ color: rgb(101, 126, 222);
/* oklch */ color: oklch(61.9% 0.148 270.6);

Tailwind

colors: {
  custom: {
    50: '#99a3e9',
    500: '#657ede',
    950: '#000000',
  },
}

SCSS

$custom: #657ede;
$custom-light: #99a3e9;
$custom-dark: #000000;

JSON

{
  "hex": "#657ede",
  "rgb": {
    "r": 101,
    "g": 126,
    "b": 222
  },
  "hsl": {
    "h": 227.603,
    "s": 64.706,
    "l": 63.333
  },
  "oklch": {
    "l": 0.61906,
    "c": 0.14757,
    "h": 270.6
  },
  "luminance": 0.22962
}

Semantic roles & 50–950 ramp

primary

#657EDE

secondary

#E5DCBA

accent

#A719CD

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0F0F16

muted

#7E7E84

Preview Lab

Preview with #657EDE

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

Preview Lab → · Contrast checker → · Palette generator →