#2749AC#2749AC

#2749AC is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.3% C 0.164 H 265.6°. Best body text is #FFFFFF at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#2749AC
RGB	rgb(39, 73, 172)
HSL	hsl(225, 63%, 41%)
HSV	hsv(225, 77%, 67%)
CMYK	cmyk(77.3%, 57.6%, 0%, 32.5%)
CIE-LAB	lab(34.34, 24.16, -56.49)
CIE-LCH	lch(34.34, 61.44, 293.15°)
OKLab	oklab(44.29% -0.0125 -0.163)
OKLCH	oklch(44.29% 0.164 265.6)
XYZ	xyz(10.6630, 8.1738, 40.0374)
Luminance	0.0818 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2749AC #AC8A27

analogous

#278CAC #2749AC #4827AC

triadic

#2749AC #AC2749 #49AC27

tetradic

#2749AC #AC278C #AC8A27 #27AC48

square

#2749AC #AC278C #AC8A27 #27AC48

split-complementary

#2749AC #AC4827 #8CAC27

monochromatic

#101F48 #1C347A #2749AC #3D63D3 #6F8BDE

Accessibility & contrast

On white

7.97

#2749AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#2749AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2749AC

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2749AC	#FFFFFF	#000000	##FFFFFF
##2749AC	1.00	7.97	2.64	7.97
#FFFFFF	7.97	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057AF

Deuteranopia (green-blind)

#004BAA

Tritanopia (blue-blind)

#006273

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2749ac;
/* rgb */ color: rgb(39, 73, 172);
/* oklch */ color: oklch(44.3% 0.164 265.6);

Tailwind

colors: {
  custom: {
    50: '#767bc5',
    500: '#2749ac',
    950: '#000000',
  },
}

SCSS

$custom: #2749ac;
$custom-light: #767bc5;
$custom-dark: #000000;

JSON

{
  "hex": "#2749ac",
  "rgb": {
    "r": 39,
    "g": 73,
    "b": 172
  },
  "hsl": {
    "h": 224.662,
    "s": 63.033,
    "l": 41.373
  },
  "oklch": {
    "l": 0.44288,
    "c": 0.16352,
    "h": 265.6
  },
  "luminance": 0.08175
}

Semantic roles & 50–950 ramp

primary

#2749AC

secondary

#C5AE6A

accent

#BC42E6

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2749AC

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

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