#2749AA#2749AA

#2749AA is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.1% C 0.161 H 265.5°. Best body text is #FFFFFF at 8.02:1 contrast (WCAG AA passes).

Color values

HEX	#2749AA
RGB	rgb(39, 73, 170)
HSL	hsl(224, 63%, 41%)
HSV	hsv(224, 77%, 67%)
CMYK	cmyk(77.1%, 57.1%, 0%, 33.3%)
CIE-LAB	lab(34.19, 23.39, -55.55)
CIE-LCH	lch(34.19, 60.27, 292.83°)
OKLab	oklab(44.12% -0.0126 -0.1603)
OKLCH	oklch(44.12% 0.161 265.5)
XYZ	xyz(10.4724, 8.0975, 39.0335)
Luminance	0.0810 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2749AA #AA8827

analogous

#278AAA #2749AA #4627AA

triadic

#2749AA #AA2749 #49AA27

tetradic

#2749AA #AA278A #AA8827 #27AA46

square

#2749AA #AA278A #AA8827 #27AA46

split-complementary

#2749AA #AA4627 #8AAA27

monochromatic

#101E46 #1C3478 #2749AA #3C63D2 #6E8BDE

Accessibility & contrast

On white

8.02

#2749AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#2749AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2749AA

8.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2749AA	#FFFFFF	#000000	##FFFFFF
##2749AA	1.00	8.02	2.62	8.02
#FFFFFF	8.02	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057AD

Deuteranopia (green-blind)

#004BA8

Tritanopia (blue-blind)

#006172

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2749aa;
/* rgb */ color: rgb(39, 73, 170);
/* oklch */ color: oklch(44.1% 0.161 265.5);

Tailwind

colors: {
  custom: {
    50: '#757bc4',
    500: '#2749aa',
    950: '#000000',
  },
}

SCSS

$custom: #2749aa;
$custom-light: #757bc4;
$custom-dark: #000000;

JSON

{
  "hex": "#2749aa",
  "rgb": {
    "r": 39,
    "g": 73,
    "b": 170
  },
  "hsl": {
    "h": 224.427,
    "s": 62.679,
    "l": 40.98
  },
  "oklch": {
    "l": 0.44121,
    "c": 0.16079,
    "h": 265.5
  },
  "luminance": 0.08099
}

Semantic roles & 50–950 ramp

primary

#2749AA

secondary

#C4AC69

accent

#BB42E6

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2749AA

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

Preview Lab → · Contrast checker → · Palette generator →