#2447A4#2447A4

#2447A4 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.1% C 0.156 H 264.9°. Best body text is #FFFFFF at 8.36:1 contrast (WCAG AA passes).

Color values

HEX	#2447A4
RGB	rgb(36, 71, 164)
HSL	hsl(224, 64%, 39%)
HSV	hsv(224, 78%, 64%)
CMYK	cmyk(78%, 56.7%, 0%, 35.7%)
CIE-LAB	lab(33.05, 22.07, -53.81)
CIE-LCH	lch(33.05, 58.16, 292.30°)
OKLab	oklab(43.09% -0.0139 -0.1552)
OKLCH	oklch(43.09% 0.156 264.9)
XYZ	xyz(9.6793, 7.5608, 36.0640)
Luminance	0.0756 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2447A4 #A48124

analogous

#2487A4 #2447A4 #4124A4

triadic

#2447A4 #A42447 #47A424

tetradic

#2447A4 #A42487 #A48124 #24A441

square

#2447A4 #A42487 #A48124 #24A441

split-complementary

#2447A4 #A44124 #87A424

monochromatic

#0E1C40 #193172 #2447A4 #335FD2 #6586DD

Accessibility & contrast

On white

8.36

#2447A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#2447A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2447A4

8.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2447A4	#FFFFFF	#000000	##FFFFFF
##2447A4	1.00	8.36	2.51	8.36
#FFFFFF	8.36	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054A7

Deuteranopia (green-blind)

#0048A2

Tritanopia (blue-blind)

#005E6E

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2447a4;
/* rgb */ color: rgb(36, 71, 164);
/* oklch */ color: oklch(43.1% 0.156 264.9);

Tailwind

colors: {
  custom: {
    50: '#7379c0',
    500: '#2447a4',
    950: '#000000',
  },
}

SCSS

$custom: #2447a4;
$custom-light: #7379c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2447a4",
  "rgb": {
    "r": 36,
    "g": 71,
    "b": 164
  },
  "hsl": {
    "h": 223.594,
    "s": 64,
    "l": 39.216
  },
  "oklch": {
    "l": 0.43087,
    "c": 0.15587,
    "h": 264.9
  },
  "luminance": 0.07562
}

Semantic roles & 50–950 ramp

primary

#2447A4

secondary

#C3A861

accent

#BA41E7

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #2447A4

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

Preview Lab → · Contrast checker → · Palette generator →