#4155DD#4155DD

#4155DD is a mid, highly saturated blue. Relative luminance 0.128; OKLCH L 51.9% C 0.207 H 270.8°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX#4155DD
RGBrgb(65, 85, 221)
HSLhsl(232, 70%, 56%)
HSVhsv(232, 71%, 87%)
CMYKcmyk(70.6%, 61.5%, 0%, 13.3%)
CIE-LABlab(42.52, 37.39, -71.63)
CIE-LCHlch(42.52, 80.81, 297.57°)
OKLaboklab(51.93% 0.003 -0.2068)
OKLCHoklch(51.93% 0.207 270.8)
XYZxyz(18.4752, 12.8394, 69.8972)
Luminance0.1284 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4155DD #DDC941
analogous
#41A3DD #4155DD #7B41DD
triadic
#4155DD #DD4155 #55DD41
tetradic
#4155DD #DD41A3 #DDC941 #41DD7B
square
#4155DD #DD41A3 #DDC941 #41DD7B
split-complementary
#4155DD #DD7B41 #A3DD41
monochromatic
#19278B #2236BF #4155DD #7583E6 #A9B2F0

Accessibility & contrast

On white

5.89
#4155DD on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.57
#4155DD on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4155DD
5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4155DD#FFFFFF#000000##FFFFFF
##4155DD1.005.893.575.89
#FFFFFF5.891.0021.001.00
#0000003.5721.001.0021.00
##FFFFFF5.891.0021.001.00

Color blindness preview

Protanopia (red-blind)
#006CE1
Deuteranopia (green-blind)
#005DDA
Tritanopia (blue-blind)
#007891
Achromatopsia (no color)
#646464

Design tokens & code

CSS
--color: #4155dd;
/* rgb */ color: rgb(65, 85, 221);
/* oklch */ color: oklch(51.9% 0.207 270.8);
Tailwind
colors: {
  custom: {
    50: '#8a84e9',
    500: '#4155dd',
    950: '#000000',
  },
}
SCSS
$custom: #4155dd;
$custom-light: #8a84e9;
$custom-dark: #000000;
JSON
{
  "hex": "#4155dd",
  "rgb": {
    "r": 65,
    "g": 85,
    "b": 221
  },
  "hsl": {
    "h": 232.308,
    "s": 69.643,
    "l": 56.078
  },
  "oklch": {
    "l": 0.51925,
    "c": 0.20685,
    "h": 270.8
  },
  "luminance": 0.12841
}

Semantic roles & 50–950 ramp

primary
#4155DD
secondary
#DDD59D
accent
#D63BEC
background
#F9F8FE
surface
#F2EFFD
border
#CCCAD5
text
#0D0B16
muted
#7E7C84

Preview Lab

Preview with #4155DD

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

Preview Lab → · Contrast checker → · Palette generator →

#4155DD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva