#657AE1#657AE1

#657AE1 is a mid, vivid blue. Relative luminance 0.221; OKLCH L 61.3% C 0.157 H 272.3°. Best body text is #000000 at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#657AE1
RGB	rgb(101, 122, 225)
HSL	hsl(230, 67%, 64%)
HSV	hsv(230, 55%, 88%)
CMYK	cmyk(55.1%, 45.8%, 0%, 11.8%)
CIE-LAB	lab(54.15, 21.82, -54.98)
CIE-LCH	lch(54.15, 59.16, 291.65°)
OKLab	oklab(61.29% 0.0064 -0.1567)
OKLCH	oklch(61.29% 0.157 272.3)
XYZ	xyz(25.9125, 22.1201, 74.1237)
Luminance	0.2212 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657AE1 #E1CC65

analogous

#65B8E1 #657AE1 #8E65E1

triadic

#657AE1 #E1657A #7AE165

tetradic

#657AE1 #E165B8 #E1CC65 #65E18E

square

#657AE1 #E165B8 #E1CC65 #65E18E

split-complementary

#657AE1 #E18E65 #B8E165

monochromatic

#2138AA #324ED7 #657AE1 #98A6EB #CBD2F5

Accessibility & contrast

On white

3.87

#657AE1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.42

#657AE1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657AE1

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657AE1	#FFFFFF	#000000	##000000
##657AE1	1.00	3.87	5.42	5.42
#FFFFFF	3.87	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)

#4B87E5

Deuteranopia (green-blind)

#3B7CDF

Tritanopia (blue-blind)

#1F91A3

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #657ae1;
/* rgb */ color: rgb(101, 122, 225);
/* oklch */ color: oklch(61.3% 0.157 272.3);

Tailwind

colors: {
  custom: {
    50: '#9aa0eb',
    500: '#657ae1',
    950: '#000000',
  },
}

SCSS

$custom: #657ae1;
$custom-light: #9aa0eb;
$custom-dark: #000000;

JSON

{
  "hex": "#657ae1",
  "rgb": {
    "r": 101,
    "g": 122,
    "b": 225
  },
  "hsl": {
    "h": 229.839,
    "s": 67.391,
    "l": 63.922
  },
  "oklch": {
    "l": 0.61291,
    "c": 0.15679,
    "h": 272.3
  },
  "luminance": 0.22122
}

Semantic roles & 50–950 ramp

primary

#657AE1

secondary

#E7DFBB

accent

#B016CF

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0F0E16

muted

#7E7E84

Preview Lab

Preview with #657AE1

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

Preview Lab → · Contrast checker → · Palette generator →