#657DC8#657DC8

#657DC8 is a mid, moderate blue. Relative luminance 0.216; OKLCH L 60.4% C 0.118 H 269.2°. Best body text is #000000 at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#657DC8
RGB	rgb(101, 125, 200)
HSL	hsl(225, 47%, 59%)
HSV	hsv(225, 50%, 78%)
CMYK	cmyk(49.5%, 37.5%, 0%, 21.6%)
CIE-LAB	lab(53.60, 12.12, -41.73)
CIE-LCH	lch(53.60, 43.46, 286.19°)
OKLab	oklab(60.43% -0.0016 -0.1178)
OKLCH	oklch(60.43% 0.118 269.2)
XYZ	xyz(23.1224, 21.6026, 57.5837)
Luminance	0.2160 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657DC8 #C8B065

analogous

#65AEC8 #657DC8 #7F65C8

triadic

#657DC8 #C8657D #7DC865

tetradic

#657DC8 #C865AE #C8B065 #65C87F

square

#657DC8 #C865AE #C8B065 #65C87F

split-complementary

#657DC8 #C87F65 #AEC865

monochromatic

#2F4484 #3F5BB1 #657DC8 #92A3D8 #BFC9E8

Accessibility & contrast

On white

3.95

#657DC8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.32

#657DC8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657DC8

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657DC8	#FFFFFF	#000000	##000000
##657DC8	1.00	3.95	5.32	5.32
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.32	21.00	1.00	1.00
##000000	5.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6085CB

Deuteranopia (green-blind)

#567CC6

Tritanopia (blue-blind)

#3B8D99

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #657dc8;
/* rgb */ color: rgb(101, 125, 200);
/* oklch */ color: oklch(60.4% 0.118 269.2);

Tailwind

colors: {
  custom: {
    50: '#96a2d9',
    500: '#657dc8',
    950: '#000000',
  },
}

SCSS

$custom: #657dc8;
$custom-light: #96a2d9;
$custom-dark: #000000;

JSON

{
  "hex": "#657dc8",
  "rgb": {
    "r": 101,
    "g": 125,
    "b": 200
  },
  "hsl": {
    "h": 225.455,
    "s": 47.368,
    "l": 59.02
  },
  "oklch": {
    "l": 0.6043,
    "c": 0.11784,
    "h": 269.2
  },
  "luminance": 0.21604
}

Semantic roles & 50–950 ramp

primary

#657DC8

secondary

#D8CEB1

accent

#B651D7

background

#F9F9FD

surface

#F2F2FA

border

#CCCCD3

text

#0E0F14

muted

#7E7E83

Preview Lab

Preview with #657DC8

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

Preview Lab → · Contrast checker → · Palette generator →