#1447B4#1447B4

#1447B4 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.0% C 0.181 H 262.6°. Best body text is #FFFFFF at 8.11:1 contrast (WCAG AA passes).

Color values

HEX	#1447B4
RGB	rgb(20, 71, 180)
HSL	hsl(221, 80%, 39%)
HSV	hsv(221, 89%, 71%)
CMYK	cmyk(88.9%, 60.6%, 0%, 29.4%)
CIE-LAB	lab(33.88, 27.02, -62.02)
CIE-LCH	lch(33.88, 67.65, 293.54°)
OKLab	oklab(43.98% -0.0232 -0.1796)
OKLCH	oklch(43.98% 0.181 262.6)
XYZ	xyz(10.7770, 7.9491, 44.1375)
Luminance	0.0795 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1447B4 #B48114

analogous

#1497B4 #1447B4 #3114B4

triadic

#1447B4 #B41447 #47B414

tetradic

#1447B4 #B41497 #B48114 #14B431

square

#1447B4 #B41497 #B48114 #14B431

split-complementary

#1447B4 #B43114 #97B414

monochromatic

#081C46 #0E317D #1447B4 #1F5FE6 #5686EC

Accessibility & contrast

On white

8.11

#1447B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#1447B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1447B4

8.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1447B4	#FFFFFF	#000000	##FFFFFF
##1447B4	1.00	8.11	2.59	8.11
#FFFFFF	8.11	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B8

Deuteranopia (green-blind)

#0049B2

Tritanopia (blue-blind)

#006376

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #1447b4;
/* rgb */ color: rgb(20, 71, 180);
/* oklch */ color: oklch(44.0% 0.181 262.6);

Tailwind

colors: {
  custom: {
    50: '#7379cb',
    500: '#1447b4',
    950: '#000000',
  },
}

SCSS

$custom: #1447b4;
$custom-light: #7379cb;
$custom-dark: #000000;

JSON

{
  "hex": "#1447b4",
  "rgb": {
    "r": 20,
    "g": 71,
    "b": 180
  },
  "hsl": {
    "h": 220.875,
    "s": 80,
    "l": 39.216
  },
  "oklch": {
    "l": 0.43978,
    "c": 0.18108,
    "h": 262.6
  },
  "luminance": 0.0795
}

Semantic roles & 50–950 ramp

primary

#1447B4

secondary

#CFA855

accent

#B831F6

background

#F7F7FC

surface

#EEEDF9

border

#C9C8D2

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #1447B4

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

Preview Lab → · Contrast checker → · Palette generator →