#4249CC#4249CC

#4249CC is a mid, vivid blue. Relative luminance 0.103; OKLCH L 48.4% C 0.199 H 273.9°. Best body text is #FFFFFF at 6.87:1 contrast (WCAG AA passes).

Color values

HEX#4249CC
RGBrgb(66, 73, 204)
HSLhsl(237, 58%, 53%)
HSVhsv(237, 68%, 80%)
CMYKcmyk(67.6%, 64.2%, 0%, 20%)
CIE-LABlab(38.34, 39.08, -68.69)
CIE-LCHlch(38.34, 79.03, 299.64°)
OKLaboklab(48.44% 0.0134 -0.1983)
OKLCHoklch(48.44% 0.199 273.9)
XYZxyz(15.5248, 10.2815, 58.2814)
Luminance0.1028 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4249CC #CCC542
analogous
#428ECC #4249CC #8042CC
triadic
#4249CC #CC4249 #49CC42
tetradic
#4249CC #CC428E #CCC542 #42CC80
square
#4249CC #CC428E #CCC542 #42CC80
split-complementary
#4249CC #CC8042 #8ECC42
monochromatic
#1F2474 #2C32A4 #4249CC #7277D9 #A2A6E6

Accessibility & contrast

On white

6.87
#4249CC on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.06
#4249CC on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4249CC
6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4249CC#FFFFFF#000000##FFFFFF
##4249CC1.006.873.066.87
#FFFFFF6.871.0021.001.00
#0000003.0621.001.0021.00
##FFFFFF6.871.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0061D0
Deuteranopia (green-blind)
#0054C9
Tritanopia (blue-blind)
#006B84
Achromatopsia (no color)
#5A5A5A

Design tokens & code

CSS
--color: #4249cc;
/* rgb */ color: rgb(66, 73, 204);
/* oklch */ color: oklch(48.4% 0.199 273.9);
Tailwind
colors: {
  custom: {
    50: '#877cdd',
    500: '#4249cc',
    950: '#000000',
  },
}
SCSS
$custom: #4249cc;
$custom-light: #877cdd;
$custom-dark: #000000;
JSON
{
  "hex": "#4249cc",
  "rgb": {
    "r": 66,
    "g": 73,
    "b": 204
  },
  "hsl": {
    "h": 236.957,
    "s": 57.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.48438,
    "c": 0.19872,
    "h": 273.9
  },
  "luminance": 0.10283
}

Semantic roles & 50–950 ramp

primary
#4249CC
secondary
#D3D097
accent
#D947E1
background
#F9F7FD
surface
#F1EEFB
border
#CBC9D4
text
#0D0915
muted
#7E7B83

Preview Lab

Preview with #4249CC

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

Preview Lab → · Contrast checker → · Palette generator →

#4249CC Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva