#657ED5#657ED5

#657ED5 is a mid, vivid blue. Relative luminance 0.225; OKLCH L 61.4% C 0.135 H 270.0°. Best body text is #000000 at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#657ED5
RGB	rgb(101, 126, 213)
HSL	hsl(227, 57%, 62%)
HSV	hsv(227, 53%, 84%)
CMYK	cmyk(52.6%, 40.8%, 0%, 16.5%)
CIE-LAB	lab(54.54, 15.58, -47.61)
CIE-LCH	lch(54.54, 50.09, 288.12°)
OKLab	oklab(61.37% 0 -0.135)
OKLCH	oklch(61.37% 0.135 270)
XYZ	xyz(24.8340, 22.4908, 65.9704)
Luminance	0.2249 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657ED5 #D5BC65

analogous

#65B6D5 #657ED5 #8465D5

triadic

#657ED5 #D5657E #7ED565

tetradic

#657ED5 #D565B6 #D5BC65 #65D584

square

#657ED5 #D565B6 #D5BC65 #65D584

split-complementary

#657ED5 #D58465 #B6D565

monochromatic

#294197 #3656C7 #657ED5 #95A6E2 #C5CFEF

Accessibility & contrast

On white

3.82

#657ED5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.50

#657ED5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657ED5

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657ED5	#FFFFFF	#000000	##000000
##657ED5	1.00	3.82	5.50	5.50
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.50	21.00	1.00	1.00
##000000	5.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A88D8

Deuteranopia (green-blind)

#4E7ED3

Tritanopia (blue-blind)

#2F919F

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #657ed5;
/* rgb */ color: rgb(101, 126, 213);
/* oklch */ color: oklch(61.4% 0.135 270.0);

Tailwind

colors: {
  custom: {
    50: '#98a3e2',
    500: '#657ed5',
    950: '#000000',
  },
}

SCSS

$custom: #657ed5;
$custom-light: #98a3e2;
$custom-dark: #000000;

JSON

{
  "hex": "#657ed5",
  "rgb": {
    "r": 101,
    "g": 126,
    "b": 213
  },
  "hsl": {
    "h": 226.607,
    "s": 57.143,
    "l": 61.569
  },
  "oklch": {
    "l": 0.61373,
    "c": 0.13499,
    "h": 270
  },
  "luminance": 0.22493
}

Semantic roles & 50–950 ramp

primary

#657ED5

secondary

#E0D6B6

accent

#A021C5

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0F15

muted

#7E7E83

Preview Lab

Preview with #657ED5

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

Preview Lab → · Contrast checker → · Palette generator →