#409FD8#409FD8

#409FD8 is a light, vivid cyan. Relative luminance 0.308; OKLCH L 67.1% C 0.122 H 238.9°. Best body text is #000000 at 7.17:1 contrast (WCAG AA passes).

Color values

HEX#409FD8
RGBrgb(64, 159, 216)
HSLhsl(203, 66%, 55%)
HSVhsv(203, 70%, 85%)
CMYKcmyk(70.4%, 26.4%, 0%, 15.3%)
CIE-LABlab(62.37, -9.53, -37.07)
CIE-LCHlch(62.37, 38.27, 255.58°)
OKLaboklab(67.11% -0.0631 -0.1045)
OKLCHoklch(67.11% 0.122 238.9)
XYZxyz(26.9023, 30.8411, 69.4875)
Luminance0.3084 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#409FD8 #D87940
analogous
#40D8C5 #409FD8 #4053D8
triadic
#409FD8 #D8409F #9FD840
tetradic
#409FD8 #C540D8 #D87940 #53D840
square
#409FD8 #C540D8 #D87940 #53D840
split-complementary
#409FD8 #D84053 #D8C540
monochromatic
#1B5C83 #257FB6 #409FD8 #73B9E2 #A6D2ED

Accessibility & contrast

On white

2.93
#409FD8 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.17
#409FD8 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #409FD8
7.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##409FD8#FFFFFF#000000##000000
##409FD81.002.937.177.17
#FFFFFF2.931.0021.0021.00
#0000007.1721.001.001.00
##0000007.1721.001.001.00

Color blindness preview

Protanopia (red-blind)
#849FDB
Deuteranopia (green-blind)
#7090D7
Tritanopia (blue-blind)
#00ADB3
Achromatopsia (no color)
#979797

Design tokens & code

CSS
--color: #409fd8;
/* rgb */ color: rgb(64, 159, 216);
/* oklch */ color: oklch(67.1% 0.122 238.9);
Tailwind
colors: {
  custom: {
    50: '#87bbe4',
    500: '#409fd8',
    950: '#000000',
  },
}
SCSS
$custom: #409fd8;
$custom-light: #87bbe4;
$custom-dark: #000000;
JSON
{
  "hex": "#409fd8",
  "rgb": {
    "r": 64,
    "g": 159,
    "b": 216
  },
  "hsl": {
    "h": 202.5,
    "s": 66.087,
    "l": 54.902
  },
  "oklch": {
    "l": 0.67109,
    "c": 0.12209,
    "h": 238.9
  },
  "luminance": 0.30844
}

Semantic roles & 50–950 ramp

primary
#409FD8
secondary
#DAB29A
accent
#7F3FE9
background
#F8FBFD
surface
#F0F6FB
border
#CBD0D4
text
#0D1115
muted
#7D8083

Preview Lab

Preview with #409FD8

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

Preview Lab → · Contrast checker → · Palette generator →

#409FD8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva