#274CAD#274CAD

#274CAD is a dark, vivid blue. Relative luminance 0.086; OKLCH L 45.0% C 0.161 H 264.8°. Best body text is #FFFFFF at 7.71:1 contrast (WCAG AA passes).

Color values

HEX#274CAD
RGBrgb(39, 76, 173)
HSLhsl(223, 63%, 42%)
HSVhsv(223, 77%, 68%)
CMYKcmyk(77.5%, 56.1%, 0%, 32.2%)
CIE-LABlab(35.23, 22.54, -55.63)
CIE-LCHlch(35.23, 60.02, 292.05°)
OKLaboklab(44.98% -0.0146 -0.1605)
OKLCHoklch(44.98% 0.161 264.8)
XYZxyz(10.9613, 8.6161, 40.6124)
Luminance0.0862 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#274CAD #AD8827
analogous
#278FAD #274CAD #4527AD
triadic
#274CAD #AD274C #4CAD27
tetradic
#274CAD #AD278F #AD8827 #27AD45
square
#274CAD #AD278F #AD8827 #27AD45
split-complementary
#274CAD #AD4527 #8FAD27
monochromatic
#102049 #1C367B #274CAD #3E67D3 #708EDF

Accessibility & contrast

On white

7.71
#274CAD on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.72
#274CAD on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274CAD
7.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##274CAD#FFFFFF#000000##FFFFFF
##274CAD1.007.712.727.71
#FFFFFF7.711.0021.001.00
#0000002.7221.001.0021.00
##FFFFFF7.711.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0059B0
Deuteranopia (green-blind)
#004DAB
Tritanopia (blue-blind)
#006475
Achromatopsia (no color)
#535353

Design tokens & code

CSS
--color: #274cad;
/* rgb */ color: rgb(39, 76, 173);
/* oklch */ color: oklch(45.0% 0.161 264.8);
Tailwind
colors: {
  custom: {
    50: '#767dc6',
    500: '#274cad',
    950: '#000000',
  },
}
SCSS
$custom: #274cad;
$custom-light: #767dc6;
$custom-dark: #000000;
JSON
{
  "hex": "#274cad",
  "rgb": {
    "r": 39,
    "g": 76,
    "b": 173
  },
  "hsl": {
    "h": 223.433,
    "s": 63.208,
    "l": 41.569
  },
  "oklch": {
    "l": 0.44984,
    "c": 0.16115,
    "h": 264.8
  },
  "luminance": 0.08617
}

Semantic roles & 50–950 ramp

primary
#274CAD
secondary
#C6AC6A
accent
#B942E6
background
#F7F7FC
surface
#EEEEF8
border
#C9C9D1
text
#0A0913
muted
#7C7B82

Preview Lab

Preview with #274CAD

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

Preview Lab → · Contrast checker → · Palette generator →

#274CAD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva