#657DC7#657DC7

#657DC7 is a mid, moderate blue. Relative luminance 0.216; OKLCH L 60.4% C 0.116 H 269.1°. Best body text is #000000 at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#657DC7
RGB	rgb(101, 125, 199)
HSL	hsl(225, 47%, 59%)
HSV	hsv(225, 49%, 78%)
CMYK	cmyk(49.2%, 37.2%, 0%, 22%)
CIE-LAB	lab(53.55, 11.81, -41.24)
CIE-LCH	lch(53.55, 42.90, 285.98°)
OKLab	oklab(60.38% -0.0018 -0.1164)
OKLCH	oklch(60.38% 0.116 269.1)
XYZ	xyz(23.0059, 21.5560, 56.9702)
Luminance	0.2156 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657DC7 #C7AF65

analogous

#65AEC7 #657DC7 #7E65C7

triadic

#657DC7 #C7657D #7DC765

tetradic

#657DC7 #C765AE #C7AF65 #65C77E

square

#657DC7 #C765AE #C7AF65 #65C77E

split-complementary

#657DC7 #C77E65 #AEC765

monochromatic

#2F4482 #405BAF #657DC7 #92A3D7 #BFC9E8

Accessibility & contrast

On white

3.95

#657DC7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.31

#657DC7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657DC7

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657DC7	#FFFFFF	#000000	##000000
##657DC7	1.00	3.95	5.31	5.31
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.31	21.00	1.00	1.00
##000000	5.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6185CA

Deuteranopia (green-blind)

#567CC5

Tritanopia (blue-blind)

#3C8D98

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #657dc7;
/* rgb */ color: rgb(101, 125, 199);
/* oklch */ color: oklch(60.4% 0.116 269.1);

Tailwind

colors: {
  custom: {
    50: '#96a2d8',
    500: '#657dc7',
    950: '#000000',
  },
}

SCSS

$custom: #657dc7;
$custom-light: #96a2d8;
$custom-dark: #000000;

JSON

{
  "hex": "#657dc7",
  "rgb": {
    "r": 101,
    "g": 125,
    "b": 199
  },
  "hsl": {
    "h": 225.306,
    "s": 46.667,
    "l": 58.824
  },
  "oklch": {
    "l": 0.60375,
    "c": 0.11641,
    "h": 269.1
  },
  "luminance": 0.21557
}

Semantic roles & 50–950 ramp

primary

#657DC7

secondary

#D7CEB1

accent

#B651D6

background

#F9F9FD

surface

#F2F2FA

border

#CCCCD3

text

#0E0F14

muted

#7E7E83

Preview Lab

Preview with #657DC7

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

Preview Lab → · Contrast checker → · Palette generator →