#657FF5#657FF5

#657FF5 is a light, vivid blue. Relative luminance 0.245; OKLCH L 63.5% C 0.178 H 271.2°. Best body text is #000000 at 5.91:1 contrast (WCAG AA passes).

Color values

HEX#657FF5
RGBrgb(101, 127, 245)
HSLhsl(229, 88%, 68%)
HSVhsv(229, 59%, 96%)
CMYKcmyk(58.8%, 48.2%, 0%, 3.9%)
CIE-LABlab(56.62, 25.25, -62.18)
CIE-LCHlch(56.62, 67.11, 292.10°)
OKLaboklab(63.54% 0.0037 -0.1777)
OKLCHoklch(63.54% 0.178 271.2)
XYZxyz(29.4322, 24.5357, 89.5534)
Luminance0.2454 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#657FF5 #F5DB65
analogous
#65C7F5 #657FF5 #9365F5
triadic
#657FF5 #F5657F #7FF565
tetradic
#657FF5 #F565C7 #F5DB65 #65F593
square
#657FF5 #F565C7 #F5DB65 #65F593
split-complementary
#657FF5 #F59365 #C7F565
monochromatic
#0E31D2 #2C4FF1 #657FF5 #9EAFF9 #D8DFFC

Accessibility & contrast

On white

3.55
#657FF5 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.91
#657FF5 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657FF5
5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##657FF5#FFFFFF#000000##000000
##657FF51.003.555.915.91
#FFFFFF3.551.0021.0021.00
#0000005.9121.001.001.00
##0000005.9121.001.001.00

Color blindness preview

Protanopia (red-blind)
#438EF9
Deuteranopia (green-blind)
#2982F3
Tritanopia (blue-blind)
#009AAE
Achromatopsia (no color)
#888888

Design tokens & code

CSS
--color: #657ff5;
/* rgb */ color: rgb(101, 127, 245);
/* oklch */ color: oklch(63.5% 0.178 271.2);
Tailwind
colors: {
  custom: {
    50: '#9ca3f9',
    500: '#657ff5',
    950: '#000000',
  },
}
SCSS
$custom: #657ff5;
$custom-light: #9ca3f9;
$custom-dark: #000000;
JSON
{
  "hex": "#657ff5",
  "rgb": {
    "r": 101,
    "g": 127,
    "b": 245
  },
  "hsl": {
    "h": 229.167,
    "s": 87.805,
    "l": 67.843
  },
  "oklch": {
    "l": 0.63545,
    "c": 0.17779,
    "h": 271.2
  },
  "luminance": 0.24538
}

Semantic roles & 50–950 ramp

primary
#657FF5
secondary
#F1E9C5
accent
#BB01E4
background
#FAFAFF
surface
#F4F3FF
border
#CECDD7
text
#0F0F17
muted
#7F7F85

Preview Lab

Preview with #657FF5

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

Preview Lab → · Contrast checker → · Palette generator →

#657FF5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva