#2749AD#2749AD

#2749AD is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.4% C 0.165 H 265.7°. Best body text is #FFFFFF at 7.95:1 contrast (WCAG AA passes).

Color values

HEX	#2749AD
RGB	rgb(39, 73, 173)
HSL	hsl(225, 63%, 42%)
HSV	hsv(225, 77%, 68%)
CMYK	cmyk(77.5%, 57.8%, 0%, 32.2%)
CIE-LAB	lab(34.42, 24.54, -56.95)
CIE-LCH	lch(34.42, 62.02, 293.31°)
OKLab	oklab(44.37% -0.0125 -0.1644)
OKLCH	oklch(44.37% 0.165 265.7)
XYZ	xyz(10.7594, 8.2123, 40.5451)
Luminance	0.0821 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2749AD #AD8B27

analogous

#278CAD #2749AD #4827AD

triadic

#2749AD #AD2749 #49AD27

tetradic

#2749AD #AD278C #AD8B27 #27AD48

square

#2749AD #AD278C #AD8B27 #27AD48

split-complementary

#2749AD #AD4827 #8CAD27

monochromatic

#101F49 #1C347B #2749AD #3E64D3 #708CDF

Accessibility & contrast

On white

7.95

#2749AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#2749AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2749AD

7.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2749AD	#FFFFFF	#000000	##FFFFFF
##2749AD	1.00	7.95	2.64	7.95
#FFFFFF	7.95	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B0

Deuteranopia (green-blind)

#004BAB

Tritanopia (blue-blind)

#006274

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2749ad;
/* rgb */ color: rgb(39, 73, 173);
/* oklch */ color: oklch(44.4% 0.165 265.7);

Tailwind

colors: {
  custom: {
    50: '#767bc6',
    500: '#2749ad',
    950: '#000000',
  },
}

SCSS

$custom: #2749ad;
$custom-light: #767bc6;
$custom-dark: #000000;

JSON

{
  "hex": "#2749ad",
  "rgb": {
    "r": 39,
    "g": 73,
    "b": 173
  },
  "hsl": {
    "h": 224.776,
    "s": 63.208,
    "l": 41.569
  },
  "oklch": {
    "l": 0.44372,
    "c": 0.16488,
    "h": 265.7
  },
  "luminance": 0.08214
}

Semantic roles & 50–950 ramp

primary

#2749AD

secondary

#C6AE6A

accent

#BC42E6

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2749AD

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

Preview Lab → · Contrast checker → · Palette generator →