#2447BB#2447BB

#2447BB is a mid, vivid blue. Relative luminance 0.085; OKLCH L 45.1% C 0.187 H 265.9°. Best body text is #FFFFFF at 7.80:1 contrast (WCAG AA passes).

Color values

HEX	#2447BB
RGB	rgb(36, 71, 187)
HSL	hsl(226, 68%, 44%)
HSV	hsv(226, 81%, 73%)
CMYK	cmyk(80.7%, 62%, 0%, 26.7%)
CIE-LAB	lab(34.94, 30.90, -64.40)
CIE-LCH	lch(34.94, 71.43, 295.63°)
OKLab	oklab(45.09% -0.0132 -0.1863)
OKLCH	oklch(45.09% 0.187 265.9)
XYZ	xyz(11.9473, 8.4680, 48.0089)
Luminance	0.0847 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2447BB #BB9824

analogous

#2492BB #2447BB #4C24BB

triadic

#2447BB #BB2447 #47BB24

tetradic

#2447BB #BB2492 #BB9824 #24BB4C

square

#2447BB #BB2492 #BB9824 #24BB4C

split-complementary

#2447BB #BB4C24 #92BB24

monochromatic

#102054 #1A3488 #2447BB #4265DB #758FE4

Accessibility & contrast

On white

7.80

#2447BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#2447BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2447BB

7.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2447BB	#FFFFFF	#000000	##FFFFFF
##2447BB	1.00	7.80	2.69	7.80
#FFFFFF	7.80	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059BF

Deuteranopia (green-blind)

#004BB9

Tritanopia (blue-blind)

#00657A

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2447bb;
/* rgb */ color: rgb(36, 71, 187);
/* oklch */ color: oklch(45.1% 0.187 265.9);

Tailwind

colors: {
  custom: {
    50: '#7979d0',
    500: '#2447bb',
    950: '#000000',
  },
}

SCSS

$custom: #2447bb;
$custom-light: #7979d0;
$custom-dark: #000000;

JSON

{
  "hex": "#2447bb",
  "rgb": {
    "r": 36,
    "g": 71,
    "b": 187
  },
  "hsl": {
    "h": 226.093,
    "s": 67.713,
    "l": 43.725
  },
  "oklch": {
    "l": 0.45086,
    "c": 0.1868,
    "h": 265.9
  },
  "luminance": 0.08469
}

Semantic roles & 50–950 ramp

primary

#2447BB

secondary

#CCB66F

accent

#C23DEB

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #2447BB

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

Preview Lab → · Contrast checker → · Palette generator →