#657CD8#657CD8

#657CD8 is a mid, vivid blue. Relative luminance 0.221; OKLCH L 61.1% C 0.142 H 271.1°. Best body text is #000000 at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#657CD8
RGB	rgb(101, 124, 216)
HSL	hsl(228, 60%, 62%)
HSV	hsv(228, 53%, 85%)
CMYK	cmyk(53.2%, 42.6%, 0%, 15.3%)
CIE-LAB	lab(54.17, 17.74, -49.89)
CIE-LCH	lch(54.17, 52.95, 289.57°)
OKLab	oklab(61.14% 0.0028 -0.1417)
OKLCH	oklch(61.14% 0.142 271.1)
XYZ	xyz(24.9651, 22.1381, 67.9100)
Luminance	0.2214 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657CD8 #D8C165

analogous

#65B6D8 #657CD8 #8865D8

triadic

#657CD8 #D8657C #7CD865

tetradic

#657CD8 #D865B6 #D8C165 #65D888

square

#657CD8 #D865B6 #D8C165 #65D888

split-complementary

#657CD8 #D88865 #B6D865

monochromatic

#273F9B #3452CC #657CD8 #96A6E4 #C7CFF1

Accessibility & contrast

On white

3.87

#657CD8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.43

#657CD8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657CD8

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657CD8	#FFFFFF	#000000	##000000
##657CD8	1.00	3.87	5.43	5.43
#FFFFFF	3.87	1.00	21.00	21.00
#000000	5.43	21.00	1.00	1.00
##000000	5.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5587DC

Deuteranopia (green-blind)

#487DD6

Tritanopia (blue-blind)

#2C909F

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #657cd8;
/* rgb */ color: rgb(101, 124, 216);
/* oklch */ color: oklch(61.1% 0.142 271.1);

Tailwind

colors: {
  custom: {
    50: '#98a1e4',
    500: '#657cd8',
    950: '#000000',
  },
}

SCSS

$custom: #657cd8;
$custom-light: #98a1e4;
$custom-dark: #000000;

JSON

{
  "hex": "#657cd8",
  "rgb": {
    "r": 101,
    "g": 124,
    "b": 216
  },
  "hsl": {
    "h": 228,
    "s": 59.585,
    "l": 62.157
  },
  "oklch": {
    "l": 0.61141,
    "c": 0.14172,
    "h": 271.1
  },
  "luminance": 0.2214
}

Semantic roles & 50–950 ramp

primary

#657CD8

secondary

#E2D9B7

accent

#A51EC7

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #657CD8

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

Preview Lab → · Contrast checker → · Palette generator →