#657DC3#657DC3

#657DC3 is a mid, moderate blue. Relative luminance 0.214; OKLCH L 60.2% C 0.111 H 268.6°. Best body text is #000000 at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#657DC3
RGB	rgb(101, 125, 195)
HSL	hsl(225, 44%, 58%)
HSV	hsv(225, 48%, 76%)
CMYK	cmyk(48.2%, 35.9%, 0%, 23.5%)
CIE-LAB	lab(53.35, 10.58, -39.27)
CIE-LCH	lch(53.35, 40.67, 285.07°)
OKLab	oklab(60.16% -0.0027 -0.1107)
OKLCH	oklch(60.16% 0.111 268.6)
XYZ	xyz(22.5476, 21.3727, 54.5564)
Luminance	0.2137 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657DC3 #C3AB65

analogous

#65ACC3 #657DC3 #7C65C3

triadic

#657DC3 #C3657D #7DC365

tetradic

#657DC3 #C365AC #C3AB65 #65C37C

square

#657DC3 #C365AC #C3AB65 #65C37C

split-complementary

#657DC3 #C37C65 #ACC365

monochromatic

#31447D #425CA9 #657DC3 #91A2D4 #BDC7E5

Accessibility & contrast

On white

3.98

#657DC3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.27

#657DC3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657DC3

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657DC3	#FFFFFF	#000000	##000000
##657DC3	1.00	3.98	5.27	5.27
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.27	21.00	1.00	1.00
##000000	5.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6384C6

Deuteranopia (green-blind)

#597CC1

Tritanopia (blue-blind)

#3F8C97

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #657dc3;
/* rgb */ color: rgb(101, 125, 195);
/* oklch */ color: oklch(60.2% 0.111 268.6);

Tailwind

colors: {
  custom: {
    50: '#96a2d5',
    500: '#657dc3',
    950: '#000000',
  },
}

SCSS

$custom: #657dc3;
$custom-light: #96a2d5;
$custom-dark: #000000;

JSON

{
  "hex": "#657dc3",
  "rgb": {
    "r": 101,
    "g": 125,
    "b": 195
  },
  "hsl": {
    "h": 224.681,
    "s": 43.925,
    "l": 58.039
  },
  "oklch": {
    "l": 0.60157,
    "c": 0.1107,
    "h": 268.6
  },
  "luminance": 0.21374
}

Semantic roles & 50–950 ramp

primary

#657DC3

secondary

#D5CBAF

accent

#B354D4

background

#F9F9FD

surface

#F2F2FA

border

#CCCCD3

text

#0E0F14

muted

#7E7E83

Preview Lab

Preview with #657DC3

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

Preview Lab → · Contrast checker → · Palette generator →