#2744A7#2744A7

#2744A7 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 42.9% C 0.163 H 266.8°. Best body text is #FFFFFF at 8.50:1 contrast (WCAG AA passes).

Color values

HEX#2744A7
RGBrgb(39, 68, 167)
HSLhsl(226, 62%, 40%)
HSVhsv(226, 77%, 65%)
CMYKcmyk(76.6%, 59.3%, 0%, 34.5%)
CIE-LABlab(32.60, 25.58, -56.34)
CIE-LCHlch(32.60, 61.87, 294.42°)
OKLaboklab(42.86% -0.0092 -0.1627)
OKLCHoklch(42.86% 0.163 266.8)
XYZxyz(9.8764, 7.3545, 37.4508)
Luminance0.0736 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2744A7 #A78A27
analogous
#2784A7 #2744A7 #4A27A7
triadic
#2744A7 #A72744 #44A727
tetradic
#2744A7 #A72784 #A78A27 #27A74A
square
#2744A7 #A72784 #A78A27 #27A74A
split-complementary
#2744A7 #A74A27 #84A727
monochromatic
#101C44 #1B3075 #2744A7 #3A5CD1 #6C85DD

Accessibility & contrast

On white

8.50
#2744A7 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.47
#2744A7 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2744A7
8.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2744A7#FFFFFF#000000##FFFFFF
##2744A71.008.502.478.50
#FFFFFF8.501.0021.001.00
#0000002.4721.001.0021.00
##FFFFFF8.501.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0053AA
Deuteranopia (green-blind)
#0047A5
Tritanopia (blue-blind)
#005D6F
Achromatopsia (no color)
#4D4D4D

Design tokens & code

CSS
--color: #2744a7;
/* rgb */ color: rgb(39, 68, 167);
/* oklch */ color: oklch(42.9% 0.163 266.8);
Tailwind
colors: {
  custom: {
    50: '#7577c2',
    500: '#2744a7',
    950: '#000000',
  },
}
SCSS
$custom: #2744a7;
$custom-light: #7577c2;
$custom-dark: #000000;
JSON
{
  "hex": "#2744a7",
  "rgb": {
    "r": 39,
    "g": 68,
    "b": 167
  },
  "hsl": {
    "h": 226.406,
    "s": 62.136,
    "l": 40.392
  },
  "oklch": {
    "l": 0.42858,
    "c": 0.16293,
    "h": 266.8
  },
  "luminance": 0.07356
}

Semantic roles & 50–950 ramp

primary
#2744A7
secondary
#C3AE67
accent
#C043E5
background
#F7F7FC
surface
#EEEDF8
border
#C9C8D1
text
#0A0812
muted
#7C7B81

Preview Lab

Preview with #2744A7

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

Preview Lab → · Contrast checker → · Palette generator →

#2744A7 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva