#657CD7#657CD7

#657CD7 is a mid, vivid blue. Relative luminance 0.221; OKLCH L 61.1% C 0.140 H 271.1°. Best body text is #000000 at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#657CD7
RGB	rgb(101, 124, 215)
HSL	hsl(228, 59%, 62%)
HSV	hsv(228, 53%, 84%)
CMYK	cmyk(53%, 42.3%, 0%, 15.7%)
CIE-LAB	lab(54.12, 17.42, -49.41)
CIE-LCH	lch(54.12, 52.39, 289.42°)
OKLab	oklab(61.08% 0.0026 -0.1403)
OKLCH	oklch(61.08% 0.14 271.1)
XYZ	xyz(24.8362, 22.0866, 67.2312)
Luminance	0.2209 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657CD7 #D7C065

analogous

#65B5D7 #657CD7 #8765D7

triadic

#657CD7 #D7657C #7CD765

tetradic

#657CD7 #D765B5 #D7C065 #65D787

square

#657CD7 #D765B5 #D7C065 #65D787

split-complementary

#657CD7 #D78765 #B5D765

monochromatic

#283F9A #3553CA #657CD7 #96A5E4 #C6CFF0

Accessibility & contrast

On white

3.88

#657CD7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.42

#657CD7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657CD7

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657CD7	#FFFFFF	#000000	##000000
##657CD7	1.00	3.88	5.42	5.42
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.42	21.00	1.00	1.00
##000000	5.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5687DA

Deuteranopia (green-blind)

#497DD5

Tritanopia (blue-blind)

#2D909F

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #657cd7;
/* rgb */ color: rgb(101, 124, 215);
/* oklch */ color: oklch(61.1% 0.140 271.1);

Tailwind

colors: {
  custom: {
    50: '#98a1e4',
    500: '#657cd7',
    950: '#000000',
  },
}

SCSS

$custom: #657cd7;
$custom-light: #98a1e4;
$custom-dark: #000000;

JSON

{
  "hex": "#657cd7",
  "rgb": {
    "r": 101,
    "g": 124,
    "b": 215
  },
  "hsl": {
    "h": 227.895,
    "s": 58.763,
    "l": 61.961
  },
  "oklch": {
    "l": 0.61082,
    "c": 0.14031,
    "h": 271.1
  },
  "luminance": 0.22088
}

Semantic roles & 50–950 ramp

primary

#657CD7

secondary

#E1D8B7

accent

#A51FC6

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0E15

muted

#7E7E84

Preview Lab

Preview with #657CD7

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

Preview Lab → · Contrast checker → · Palette generator →