#657DD2#657DD2

#657DD2 is a mid, vivid blue. Relative luminance 0.221; OKLCH L 61.0% C 0.132 H 270.2°. Best body text is #000000 at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#657DD2
RGB	rgb(101, 125, 210)
HSL	hsl(227, 55%, 61%)
HSV	hsv(227, 52%, 82%)
CMYK	cmyk(51.9%, 40.5%, 0%, 17.6%)
CIE-LAB	lab(54.12, 15.24, -46.59)
CIE-LCH	lch(54.12, 49.02, 288.11°)
OKLab	oklab(60.99% 0.0005 -0.132)
OKLCH	oklch(60.99% 0.132 270.2)
XYZ	xyz(24.3295, 22.0854, 63.9411)
Luminance	0.2209 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657DD2 #D2BA65

analogous

#65B3D2 #657DD2 #8365D2

triadic

#657DD2 #D2657D #7DD265

tetradic

#657DD2 #D265B3 #D2BA65 #65D283

square

#657DD2 #D265B3 #D2BA65 #65D283

split-complementary

#657DD2 #D28365 #B3D265

monochromatic

#2B4192 #3857C1 #657DD2 #94A5E0 #C4CDEE

Accessibility & contrast

On white

3.88

#657DD2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.42

#657DD2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657DD2

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657DD2	#FFFFFF	#000000	##000000
##657DD2	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)

#5B86D5

Deuteranopia (green-blind)

#4F7DD0

Tritanopia (blue-blind)

#328F9D

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #657dd2;
/* rgb */ color: rgb(101, 125, 210);
/* oklch */ color: oklch(61.0% 0.132 270.2);

Tailwind

colors: {
  custom: {
    50: '#98a2e0',
    500: '#657dd2',
    950: '#000000',
  },
}

SCSS

$custom: #657dd2;
$custom-light: #98a2e0;
$custom-dark: #000000;

JSON

{
  "hex": "#657dd2",
  "rgb": {
    "r": 101,
    "g": 125,
    "b": 210
  },
  "hsl": {
    "h": 226.789,
    "s": 54.774,
    "l": 60.98
  },
  "oklch": {
    "l": 0.60994,
    "c": 0.13202,
    "h": 270.2
  },
  "luminance": 0.22087
}

Semantic roles & 50–950 ramp

primary

#657DD2

secondary

#DED5B5

accent

#9F23C2

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0F15

muted

#7E7E83

Preview Lab

Preview with #657DD2

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

Preview Lab → · Contrast checker → · Palette generator →