#2744AB#2744AB

#2744AB is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.2% C 0.168 H 266.9°. Best body text is #FFFFFF at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#2744AB
RGB	rgb(39, 68, 171)
HSL	hsl(227, 63%, 41%)
HSV	hsv(227, 77%, 67%)
CMYK	cmyk(77.2%, 60.2%, 0%, 32.9%)
CIE-LAB	lab(32.93, 27.11, -58.19)
CIE-LCH	lch(32.93, 64.20, 294.98°)
OKLab	oklab(43.21% -0.0091 -0.1681)
OKLCH	oklch(43.21% 0.168 266.9)
XYZ	xyz(10.2519, 7.5047, 39.4284)
Luminance	0.0751 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2744AB #AB8E27

analogous

#2786AB #2744AB #4C27AB

triadic

#2744AB #AB2744 #44AB27

tetradic

#2744AB #AB2786 #AB8E27 #27AB4C

square

#2744AB #AB2786 #AB8E27 #27AB4C

split-complementary

#2744AB #AB4C27 #86AB27

monochromatic

#101C47 #1C3079 #2744AB #3D5ED3 #6E87DE

Accessibility & contrast

On white

8.40

#2744AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#2744AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2744AB

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2744AB	#FFFFFF	#000000	##FFFFFF
##2744AB	1.00	8.40	2.50	8.40
#FFFFFF	8.40	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054AE

Deuteranopia (green-blind)

#0047A9

Tritanopia (blue-blind)

#005E71

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2744ab;
/* rgb */ color: rgb(39, 68, 171);
/* oklch */ color: oklch(43.2% 0.168 266.9);

Tailwind

colors: {
  custom: {
    50: '#7677c5',
    500: '#2744ab',
    950: '#000000',
  },
}

SCSS

$custom: #2744ab;
$custom-light: #7677c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2744ab",
  "rgb": {
    "r": 39,
    "g": 68,
    "b": 171
  },
  "hsl": {
    "h": 226.818,
    "s": 62.857,
    "l": 41.176
  },
  "oklch": {
    "l": 0.43206,
    "c": 0.16837,
    "h": 266.9
  },
  "luminance": 0.07506
}

Semantic roles & 50–950 ramp

primary

#2744AB

secondary

#C5B169

accent

#C242E6

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2744AB

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

Preview Lab → · Contrast checker → · Palette generator →