#2447AA#2447AA

#2447AA is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.6% C 0.164 H 265.2°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#2447AA
RGB	rgb(36, 71, 170)
HSL	hsl(224, 65%, 40%)
HSV	hsv(224, 79%, 67%)
CMYK	cmyk(78.8%, 58.2%, 0%, 33.3%)
CIE-LAB	lab(33.53, 24.39, -56.63)
CIE-LCH	lch(33.53, 61.66, 293.31°)
OKLab	oklab(43.59% -0.0136 -0.1635)
OKLCH	oklch(43.59% 0.164 265.2)
XYZ	xyz(10.2339, 7.7826, 38.9853)
Luminance	0.0778 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2447AA #AA8724

analogous

#248AAA #2447AA #4424AA

triadic

#2447AA #AA2447 #47AA24

tetradic

#2447AA #AA248A #AA8724 #24AA44

square

#2447AA #AA248A #AA8724 #24AA44

split-complementary

#2447AA #AA4424 #8AAA24

monochromatic

#0F1D45 #193277 #2447AA #3760D5 #6988DF

Accessibility & contrast

On white

8.21

#2447AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#2447AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2447AA

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2447AA	#FFFFFF	#000000	##FFFFFF
##2447AA	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055AD

Deuteranopia (green-blind)

#0049A8

Tritanopia (blue-blind)

#006071

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2447aa;
/* rgb */ color: rgb(36, 71, 170);
/* oklch */ color: oklch(43.6% 0.164 265.2);

Tailwind

colors: {
  custom: {
    50: '#7479c4',
    500: '#2447aa',
    950: '#000000',
  },
}

SCSS

$custom: #2447aa;
$custom-light: #7479c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2447aa",
  "rgb": {
    "r": 36,
    "g": 71,
    "b": 170
  },
  "hsl": {
    "h": 224.328,
    "s": 65.049,
    "l": 40.392
  },
  "oklch": {
    "l": 0.43593,
    "c": 0.1641,
    "h": 265.2
  },
  "luminance": 0.07784
}

Semantic roles & 50–950 ramp

primary

#2447AA

secondary

#C5AC65

accent

#BC40E8

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2447AA

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

Preview Lab → · Contrast checker → · Palette generator →