#819FF4#819FF4

#819FF4 is a light, vivid blue. Relative luminance 0.360; OKLCH L 71.5% C 0.129 H 268.3°. Best body text is #000000 at 8.20:1 contrast (WCAG AA passes).

Color values

HEX#819FF4
RGBrgb(129, 159, 244)
HSLhsl(224, 84%, 73%)
HSVhsv(224, 47%, 96%)
CMYKcmyk(47.1%, 34.8%, 0%, 4.3%)
CIE-LABlab(66.51, 11.95, -45.80)
CIE-LCHlch(66.51, 47.33, 284.62°)
OKLaboklab(71.55% -0.0039 -0.129)
OKLCHoklch(71.55% 0.129 268.3)
XYZxyz(37.7753, 35.9927, 90.5272)
Luminance0.3599 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#819FF4 #F4D681
analogous
#81D8F4 #819FF4 #9C81F4
triadic
#819FF4 #F4819F #9FF481
tetradic
#819FF4 #F481D8 #F4D681 #81F49C
square
#819FF4 #F481D8 #F4D681 #81F49C
split-complementary
#819FF4 #F49C81 #D8F481
monochromatic
#144BE6 #4974EF #819FF4 #B9CAF9 #E3EAFD

Accessibility & contrast

On white

2.56
#819FF4 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.20
#819FF4 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #819FF4
8.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##819FF4#FFFFFF#000000##000000
##819FF41.002.568.208.20
#FFFFFF2.561.0021.0021.00
#0000008.2021.001.001.00
##0000008.2021.001.001.00

Color blindness preview

Protanopia (red-blind)
#7FA7F7
Deuteranopia (green-blind)
#739DF2
Tritanopia (blue-blind)
#53B1BE
Achromatopsia (no color)
#A2A2A2

Design tokens & code

CSS
--color: #819ff4;
/* rgb */ color: rgb(129, 159, 244);
/* oklch */ color: oklch(71.5% 0.129 268.3);
Tailwind
colors: {
  custom: {
    50: '#abbbf8',
    500: '#819ff4',
    950: '#000000',
  },
}
SCSS
$custom: #819ff4;
$custom-light: #abbbf8;
$custom-dark: #000000;
JSON
{
  "hex": "#819ff4",
  "rgb": {
    "r": 129,
    "g": 159,
    "b": 244
  },
  "hsl": {
    "h": 224.348,
    "s": 83.942,
    "l": 73.137
  },
  "oklch": {
    "l": 0.71547,
    "c": 0.12902,
    "h": 268.3
  },
  "luminance": 0.35995
}

Semantic roles & 50–950 ramp

primary
#819FF4
secondary
#F4EDD7
accent
#A705E0
background
#FAFBFF
surface
#F5F6FF
border
#CFD0D7
text
#101117
muted
#7F8085

Preview Lab

Preview with #819FF4

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

Preview Lab → · Contrast checker → · Palette generator →

#819FF4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva