#1F50AE#1F50AE

#1F50AE is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.6% C 0.160 H 261.7°. Best body text is #FFFFFF at 7.45:1 contrast (WCAG AA passes).

Color values

HEX#1F50AE
RGBrgb(31, 80, 174)
HSLhsl(219, 70%, 40%)
HSVhsv(219, 82%, 68%)
CMYKcmyk(82.2%, 54%, 0%, 31.8%)
CIE-LABlab(36.14, 19.43, -54.76)
CIE-LCHlch(36.14, 58.10, 289.53°)
OKLaboklab(45.62% -0.023 -0.158)
OKLCHoklch(45.62% 0.16 261.7)
XYZxyz(11.0710, 9.0833, 41.2059)
Luminance0.0909 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1F50AE #AE7D1F
analogous
#1F97AE #1F50AE #361FAE
triadic
#1F50AE #AE1F50 #50AE1F
tetradic
#1F50AE #AE1F97 #AE7D1F #1FAE36
square
#1F50AE #AE1F97 #AE7D1F #1FAE36
split-complementary
#1F50AE #AE361F #97AE1F
monochromatic
#0C2046 #16387A #1F50AE #306ADA #6490E3

Accessibility & contrast

On white

7.45
#1F50AE on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.82
#1F50AE on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F50AE
7.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1F50AE#FFFFFF#000000##FFFFFF
##1F50AE1.007.452.827.45
#FFFFFF7.451.0021.001.00
#0000002.8221.001.0021.00
##FFFFFF7.451.0021.001.00

Color blindness preview

Protanopia (red-blind)
#005CB1
Deuteranopia (green-blind)
#004FAC
Tritanopia (blue-blind)
#006777
Achromatopsia (no color)
#555555

Design tokens & code

CSS
--color: #1f50ae;
/* rgb */ color: rgb(31, 80, 174);
/* oklch */ color: oklch(45.6% 0.160 261.7);
Tailwind
colors: {
  custom: {
    50: '#7380c7',
    500: '#1f50ae',
    950: '#000000',
  },
}
SCSS
$custom: #1f50ae;
$custom-light: #7380c7;
$custom-dark: #000000;
JSON
{
  "hex": "#1f50ae",
  "rgb": {
    "r": 31,
    "g": 80,
    "b": 174
  },
  "hsl": {
    "h": 219.441,
    "s": 69.756,
    "l": 40.196
  },
  "oklch": {
    "l": 0.45619,
    "c": 0.15963,
    "h": 261.7
  },
  "luminance": 0.09085
}

Semantic roles & 50–950 ramp

primary
#1F50AE
secondary
#C8A560
accent
#B03BED
background
#F7F7FC
surface
#EEEEF8
border
#C9C9D1
text
#0A0A13
muted
#7C7C82

Preview Lab

Preview with #1F50AE

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

Preview Lab → · Contrast checker → · Palette generator →

#1F50AE Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva