#1A47A0#1A47A0

#1A47A0 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 42.4% C 0.153 H 262.0°. Best body text is #FFFFFF at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#1A47A0
RGB	rgb(26, 71, 160)
HSL	hsl(220, 72%, 36%)
HSV	hsv(220, 84%, 63%)
CMYK	cmyk(83.8%, 55.6%, 0%, 37.3%)
CIE-LAB	lab(32.40, 19.47, -52.48)
CIE-LCH	lch(32.40, 55.97, 290.36°)
OKLab	oklab(42.4% -0.0212 -0.1515)
OKLCH	oklch(42.4% 0.153 262)
XYZ	xyz(9.0221, 7.2630, 34.1773)
Luminance	0.0726 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A47A0 #A0731A

analogous

#1A8AA0 #1A47A0 #301AA0

triadic

#1A47A0 #A01A47 #47A01A

tetradic

#1A47A0 #A01A8A #A0731A #1AA030

square

#1A47A0 #A01A8A #A0731A #1AA030

split-complementary

#1A47A0 #A0301A #8AA01A

monochromatic

#091837 #11306B #1A47A0 #235ED5 #5282E3

Accessibility & contrast

On white

8.56

#1A47A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#1A47A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A47A0

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A47A0	#FFFFFF	#000000	##FFFFFF
##1A47A0	1.00	8.56	2.45	8.56
#FFFFFF	8.56	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053A3

Deuteranopia (green-blind)

#00469E

Tritanopia (blue-blind)

#005D6C

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #1a47a0;
/* rgb */ color: rgb(26, 71, 160);
/* oklch */ color: oklch(42.4% 0.153 262.0);

Tailwind

colors: {
  custom: {
    50: '#6f79bd',
    500: '#1a47a0',
    950: '#000000',
  },
}

SCSS

$custom: #1a47a0;
$custom-light: #6f79bd;
$custom-dark: #000000;

JSON

{
  "hex": "#1a47a0",
  "rgb": {
    "r": 26,
    "g": 71,
    "b": 160
  },
  "hsl": {
    "h": 219.851,
    "s": 72.043,
    "l": 36.471
  },
  "oklch": {
    "l": 0.424,
    "c": 0.15297,
    "h": 262
  },
  "luminance": 0.07264
}

Semantic roles & 50–950 ramp

primary

#1A47A0

secondary

#C59E50

accent

#B239EF

background

#F7F7FB

surface

#EDEDF7

border

#C8C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #1A47A0

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

Preview Lab → · Contrast checker → · Palette generator →