#657ADD#657ADD

#657ADD is a mid, vivid blue. Relative luminance 0.219; OKLCH L 61.0% C 0.151 H 272.2°. Best body text is #000000 at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#657ADD
RGB	rgb(101, 122, 221)
HSL	hsl(230, 64%, 63%)
HSV	hsv(230, 54%, 87%)
CMYK	cmyk(54.3%, 44.8%, 0%, 13.3%)
CIE-LAB	lab(53.93, 20.54, -53.10)
CIE-LCH	lch(53.93, 56.94, 291.15°)
OKLab	oklab(61.04% 0.0058 -0.1511)
OKLCH	oklch(61.04% 0.151 272.2)
XYZ	xyz(25.3733, 21.9044, 71.2835)
Luminance	0.2191 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657ADD #DDC865

analogous

#65B6DD #657ADD #8C65DD

triadic

#657ADD #DD657A #7ADD65

tetradic

#657ADD #DD65B6 #DDC865 #65DD8C

square

#657ADD #DD65B6 #DDC865 #65DD8C

split-complementary

#657ADD #DD8C65 #B6DD65

monochromatic

#243AA4 #334FD2 #657ADD #97A5E8 #C9D1F3

Accessibility & contrast

On white

3.90

#657ADD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.38

#657ADD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657ADD

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657ADD	#FFFFFF	#000000	##000000
##657ADD	1.00	3.90	5.38	5.38
#FFFFFF	3.90	1.00	21.00	21.00
#000000	5.38	21.00	1.00	1.00
##000000	5.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E86E1

Deuteranopia (green-blind)

#3F7CDB

Tritanopia (blue-blind)

#2690A1

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #657add;
/* rgb */ color: rgb(101, 122, 221);
/* oklch */ color: oklch(61.0% 0.151 272.2);

Tailwind

colors: {
  custom: {
    50: '#99a0e8',
    500: '#657add',
    950: '#000000',
  },
}

SCSS

$custom: #657add;
$custom-light: #99a0e8;
$custom-dark: #000000;

JSON

{
  "hex": "#657add",
  "rgb": {
    "r": 101,
    "g": 122,
    "b": 221
  },
  "hsl": {
    "h": 229.5,
    "s": 63.83,
    "l": 63.137
  },
  "oklch": {
    "l": 0.61042,
    "c": 0.15124,
    "h": 272.2
  },
  "luminance": 0.21906
}

Semantic roles & 50–950 ramp

primary

#657ADD

secondary

#E4DDB9

accent

#AD1ACC

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0F0E16

muted

#7E7E84

Preview Lab

Preview with #657ADD

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

Preview Lab → · Contrast checker → · Palette generator →