#2749A7#2749A7

#2749A7 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 43.9% C 0.157 H 265.3°. Best body text is #FFFFFF at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#2749A7
RGB	rgb(39, 73, 167)
HSL	hsl(224, 62%, 40%)
HSV	hsv(224, 77%, 65%)
CMYK	cmyk(76.6%, 56.3%, 0%, 34.5%)
CIE-LAB	lab(33.95, 22.23, -54.14)
CIE-LCH	lch(33.95, 58.52, 292.33°)
OKLab	oklab(43.87% -0.0128 -0.1561)
OKLCH	oklch(43.87% 0.157 265.3)
XYZ	xyz(10.1918, 7.9853, 37.5559)
Luminance	0.0799 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2749A7 #A78527

analogous

#2789A7 #2749A7 #4527A7

triadic

#2749A7 #A72749 #49A727

tetradic

#2749A7 #A72789 #A78527 #27A745

square

#2749A7 #A72789 #A78527 #27A745

split-complementary

#2749A7 #A74527 #89A727

monochromatic

#101E44 #1B3375 #2749A7 #3A62D1 #6C8ADD

Accessibility & contrast

On white

8.09

#2749A7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#2749A7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2749A7

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2749A7	#FFFFFF	#000000	##FFFFFF
##2749A7	1.00	8.09	2.60	8.09
#FFFFFF	8.09	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056AA

Deuteranopia (green-blind)

#004AA5

Tritanopia (blue-blind)

#006071

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2749a7;
/* rgb */ color: rgb(39, 73, 167);
/* oklch */ color: oklch(43.9% 0.157 265.3);

Tailwind

colors: {
  custom: {
    50: '#757bc2',
    500: '#2749a7',
    950: '#000000',
  },
}

SCSS

$custom: #2749a7;
$custom-light: #757bc2;
$custom-dark: #000000;

JSON

{
  "hex": "#2749a7",
  "rgb": {
    "r": 39,
    "g": 73,
    "b": 167
  },
  "hsl": {
    "h": 224.063,
    "s": 62.136,
    "l": 40.392
  },
  "oklch": {
    "l": 0.43872,
    "c": 0.15665,
    "h": 265.3
  },
  "luminance": 0.07986
}

Semantic roles & 50–950 ramp

primary

#2749A7

secondary

#C3AB67

accent

#BA43E5

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2749A7

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

Preview Lab → · Contrast checker → · Palette generator →