#657DD8#657DD8

#657DD8 is a mid, vivid blue. Relative luminance 0.224; OKLCH L 61.3% C 0.140 H 270.7°. Best body text is #000000 at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#657DD8
RGB	rgb(101, 125, 216)
HSL	hsl(227, 60%, 62%)
HSV	hsv(227, 53%, 85%)
CMYK	cmyk(53.2%, 42.1%, 0%, 15.3%)
CIE-LAB	lab(54.44, 17.13, -49.47)
CIE-LCH	lch(54.44, 52.35, 289.10°)
OKLab	oklab(61.35% 0.0017 -0.1404)
OKLCH	oklch(61.35% 0.14 270.7)
XYZ	xyz(25.0911, 22.3901, 67.9520)
Luminance	0.2239 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657DD8 #D8C065

analogous

#65B7D8 #657DD8 #8765D8

triadic

#657DD8 #D8657D #7DD865

tetradic

#657DD8 #D865B7 #D8C065 #65D887

square

#657DD8 #D865B7 #D8C065 #65D887

split-complementary

#657DD8 #D88765 #B7D865

monochromatic

#27409B #3454CC #657DD8 #96A6E4 #C7CFF1

Accessibility & contrast

On white

3.83

#657DD8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.48

#657DD8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657DD8

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657DD8	#FFFFFF	#000000	##000000
##657DD8	1.00	3.83	5.48	5.48
#FFFFFF	3.83	1.00	21.00	21.00
#000000	5.48	21.00	1.00	1.00
##000000	5.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5788DB

Deuteranopia (green-blind)

#4A7ED6

Tritanopia (blue-blind)

#2C91A0

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #657dd8;
/* rgb */ color: rgb(101, 125, 216);
/* oklch */ color: oklch(61.3% 0.140 270.7);

Tailwind

colors: {
  custom: {
    50: '#98a2e4',
    500: '#657dd8',
    950: '#000000',
  },
}

SCSS

$custom: #657dd8;
$custom-light: #98a2e4;
$custom-dark: #000000;

JSON

{
  "hex": "#657dd8",
  "rgb": {
    "r": 101,
    "g": 125,
    "b": 216
  },
  "hsl": {
    "h": 227.478,
    "s": 59.585,
    "l": 62.157
  },
  "oklch": {
    "l": 0.61345,
    "c": 0.14046,
    "h": 270.7
  },
  "luminance": 0.22392
}

Semantic roles & 50–950 ramp

primary

#657DD8

secondary

#E2D9B7

accent

#A41EC7

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0F16

muted

#7E7E84

Preview Lab

Preview with #657DD8

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

Preview Lab → · Contrast checker → · Palette generator →