#657FE0#657FE0

#657FE0 is a light, vivid blue. Relative luminance 0.233; OKLCH L 62.2% C 0.149 H 270.3°. Best body text is #000000 at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#657FE0
RGB	rgb(101, 127, 224)
HSL	hsl(227, 66%, 64%)
HSV	hsv(227, 55%, 88%)
CMYK	cmyk(54.9%, 43.3%, 0%, 12.2%)
CIE-LAB	lab(55.41, 18.47, -52.42)
CIE-LCH	lch(55.41, 55.58, 289.41°)
OKLab	oklab(62.23% 0.0008 -0.1491)
OKLCH	oklch(62.23% 0.149 270.3)
XYZ	xyz(26.4063, 23.3253, 73.6173)
Luminance	0.2333 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657FE0 #E0C665

analogous

#65BCE0 #657FE0 #8865E0

triadic

#657FE0 #E0657F #7FE065

tetradic

#657FE0 #E065BC #E0C665 #65E088

square

#657FE0 #E065BC #E0C665 #65E088

split-complementary

#657FE0 #E08865 #BCE065

monochromatic

#223EA9 #3255D6 #657FE0 #98A9EA #CBD4F5

Accessibility & contrast

On white

3.71

#657FE0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.67

#657FE0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657FE0

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657FE0	#FFFFFF	#000000	##000000
##657FE0	1.00	3.71	5.67	5.67
#FFFFFF	3.71	1.00	21.00	21.00
#000000	5.67	21.00	1.00	1.00
##000000	5.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#558AE4

Deuteranopia (green-blind)

#4680DE

Tritanopia (blue-blind)

#1F94A5

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #657fe0;
/* rgb */ color: rgb(101, 127, 224);
/* oklch */ color: oklch(62.2% 0.149 270.3);

Tailwind

colors: {
  custom: {
    50: '#99a3ea',
    500: '#657fe0',
    950: '#000000',
  },
}

SCSS

$custom: #657fe0;
$custom-light: #99a3ea;
$custom-dark: #000000;

JSON

{
  "hex": "#657fe0",
  "rgb": {
    "r": 101,
    "g": 127,
    "b": 224
  },
  "hsl": {
    "h": 227.317,
    "s": 66.486,
    "l": 63.725
  },
  "oklch": {
    "l": 0.62228,
    "c": 0.14909,
    "h": 270.3
  },
  "luminance": 0.23327
}

Semantic roles & 50–950 ramp

primary

#657FE0

secondary

#E6DDBB

accent

#A817CE

background

#F9FAFE

surface

#F2F3FD

border

#CCCDD5

text

#0F0F16

muted

#7E7F84

Preview Lab

Preview with #657FE0

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

Preview Lab → · Contrast checker → · Palette generator →