#3357C7#3357C7

#3357C7 is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.8% C 0.179 H 266.3°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX#3357C7
RGBrgb(51, 87, 199)
HSLhsl(225, 59%, 49%)
HSVhsv(225, 74%, 78%)
CMYKcmyk(74.4%, 56.3%, 0%, 22%)
CIE-LABlab(40.64, 26.53, -62.08)
CIE-LCHlch(40.64, 67.51, 293.14°)
OKLaboklab(49.81% -0.0115 -0.179)
OKLCHoklch(49.81% 0.179 266.3)
XYZxyz(15.0786, 11.6421, 55.4742)
Luminance0.1164 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3357C7 #C7A333
analogous
#33A1C7 #3357C7 #5933C7
triadic
#3357C7 #C73357 #57C733
tetradic
#3357C7 #C733A1 #C7A333 #33C759
square
#3357C7 #C733A1 #C7A333 #33C759
split-complementary
#3357C7 #C75933 #A1C733
monochromatic
#1A2C66 #274296 #3357C7 #617DD6 #91A5E3

Accessibility & contrast

On white

6.31
#3357C7 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.33
#3357C7 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3357C7
6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3357C7#FFFFFF#000000##FFFFFF
##3357C71.006.313.336.31
#FFFFFF6.311.0021.001.00
#0000003.3321.001.0021.00
##FFFFFF6.311.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0067CB
Deuteranopia (green-blind)
#0059C5
Tritanopia (blue-blind)
#007386
Achromatopsia (no color)
#606060

Design tokens & code

CSS
--color: #3357c7;
/* rgb */ color: rgb(51, 87, 199);
/* oklch */ color: oklch(49.8% 0.179 266.3);
Tailwind
colors: {
  custom: {
    50: '#7f85d9',
    500: '#3357c7',
    950: '#000000',
  },
}
SCSS
$custom: #3357c7;
$custom-light: #7f85d9;
$custom-dark: #000000;
JSON
{
  "hex": "#3357c7",
  "rgb": {
    "r": 51,
    "g": 87,
    "b": 199
  },
  "hsl": {
    "h": 225.405,
    "s": 59.2,
    "l": 49.02
  },
  "oklch": {
    "l": 0.4981,
    "c": 0.17941,
    "h": 266.3
  },
  "luminance": 0.11644
}

Semantic roles & 50–950 ramp

primary
#3357C7
secondary
#CEBD88
accent
#BC45E2
background
#F8F8FD
surface
#F0EFFB
border
#CBCAD4
text
#0C0B15
muted
#7D7C83

Preview Lab

Preview with #3357C7

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

Preview Lab → · Contrast checker → · Palette generator →

#3357C7 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva