#657AC3#657AC3

#657AC3 is a mid, moderate blue. Relative luminance 0.206; OKLCH L 59.5% C 0.114 H 270.5°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX#657AC3
RGBrgb(101, 122, 195)
HSLhsl(227, 44%, 58%)
HSVhsv(227, 48%, 76%)
CMYKcmyk(48.2%, 37.4%, 0%, 23.5%)
CIE-LABlab(52.54, 12.39, -40.56)
CIE-LCHlch(52.54, 42.41, 286.98°)
OKLaboklab(59.52% 0.001 -0.1144)
OKLCHoklch(59.52% 0.114 270.5)
XYZxyz(22.1735, 20.6246, 54.4317)
Luminance0.2063 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#657AC3 #C3AE65
analogous
#65A9C3 #657AC3 #7F65C3
triadic
#657AC3 #C3657A #7AC365
tetradic
#657AC3 #C365A9 #C3AE65 #65C37F
square
#657AC3 #C365A9 #C3AE65 #65C37F
split-complementary
#657AC3 #C37F65 #A9C365
monochromatic
#31427D #4259A9 #657AC3 #91A0D4 #BDC6E5

Accessibility & contrast

On white

4.10
#657AC3 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.13
#657AC3 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657AC3
5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##657AC3#FFFFFF#000000##000000
##657AC31.004.105.135.13
#FFFFFF4.101.0021.0021.00
#0000005.1321.001.001.00
##0000005.1321.001.001.00

Color blindness preview

Protanopia (red-blind)
#5E82C6
Deuteranopia (green-blind)
#557AC1
Tritanopia (blue-blind)
#408995
Achromatopsia (no color)
#7D7D7D

Design tokens & code

CSS
--color: #657ac3;
/* rgb */ color: rgb(101, 122, 195);
/* oklch */ color: oklch(59.5% 0.114 270.5);
Tailwind
colors: {
  custom: {
    50: '#96a0d5',
    500: '#657ac3',
    950: '#000000',
  },
}
SCSS
$custom: #657ac3;
$custom-light: #96a0d5;
$custom-dark: #000000;
JSON
{
  "hex": "#657ac3",
  "rgb": {
    "r": 101,
    "g": 122,
    "b": 195
  },
  "hsl": {
    "h": 226.596,
    "s": 43.925,
    "l": 58.039
  },
  "oklch": {
    "l": 0.59525,
    "c": 0.11444,
    "h": 270.5
  },
  "luminance": 0.20626
}

Semantic roles & 50–950 ramp

primary
#657AC3
secondary
#D5CCAF
accent
#B754D4
background
#F9F9FD
surface
#F2F2FA
border
#CCCCD3
text
#0E0E14
muted
#7E7E83

Preview Lab

Preview with #657AC3

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

Preview Lab → · Contrast checker → · Palette generator →

#657AC3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva