#657CD2#657CD2

#657CD2 is a mid, vivid blue. Relative luminance 0.218; OKLCH L 60.8% C 0.133 H 270.7°. Best body text is #000000 at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#657CD2
RGB	rgb(101, 124, 210)
HSL	hsl(227, 55%, 61%)
HSV	hsv(227, 52%, 82%)
CMYK	cmyk(51.9%, 41%, 0%, 17.6%)
CIE-LAB	lab(53.85, 15.84, -47.02)
CIE-LCH	lch(53.85, 49.61, 288.62°)
OKLab	oklab(60.79% 0.0017 -0.1333)
OKLCH	oklch(60.79% 0.133 270.7)
XYZ	xyz(24.2036, 21.8335, 63.8992)
Luminance	0.2183 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657CD2 #D2BB65

analogous

#65B3D2 #657CD2 #8465D2

triadic

#657CD2 #D2657C #7CD265

tetradic

#657CD2 #D265B3 #D2BB65 #65D284

square

#657CD2 #D265B3 #D2BB65 #65D284

split-complementary

#657CD2 #D28465 #B3D265

monochromatic

#2B4092 #3855C1 #657CD2 #94A4E0 #C4CDEE

Accessibility & contrast

On white

3.91

#657CD2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.37

#657CD2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657CD2

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657CD2	#FFFFFF	#000000	##000000
##657CD2	1.00	3.91	5.37	5.37
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.37	21.00	1.00	1.00
##000000	5.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5986D5

Deuteranopia (green-blind)

#4D7CD0

Tritanopia (blue-blind)

#338E9D

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #657cd2;
/* rgb */ color: rgb(101, 124, 210);
/* oklch */ color: oklch(60.8% 0.133 270.7);

Tailwind

colors: {
  custom: {
    50: '#98a1e0',
    500: '#657cd2',
    950: '#000000',
  },
}

SCSS

$custom: #657cd2;
$custom-light: #98a1e0;
$custom-dark: #000000;

JSON

{
  "hex": "#657cd2",
  "rgb": {
    "r": 101,
    "g": 124,
    "b": 210
  },
  "hsl": {
    "h": 227.339,
    "s": 54.774,
    "l": 60.98
  },
  "oklch": {
    "l": 0.60788,
    "c": 0.13328,
    "h": 270.7
  },
  "luminance": 0.21835
}

Semantic roles & 50–950 ramp

primary

#657CD2

secondary

#DED5B5

accent

#A123C2

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0E15

muted

#7E7E83

Preview Lab

Preview with #657CD2

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

Preview Lab → · Contrast checker → · Palette generator →