#1A479B#1A479B

#1A479B is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.0% C 0.146 H 261.4°. Best body text is #FFFFFF at 8.68:1 contrast (WCAG AA passes).

Color values

HEX	#1A479B
RGB	rgb(26, 71, 155)
HSL	hsl(219, 71%, 35%)
HSV	hsv(219, 83%, 61%)
CMYK	cmyk(83.2%, 54.2%, 0%, 39.2%)
CIE-LAB	lab(32.01, 17.45, -50.08)
CIE-LCH	lch(32.01, 53.03, 289.21°)
OKLab	oklab(41.99% -0.0217 -0.1444)
OKLCH	oklch(41.99% 0.146 261.4)
XYZ	xyz(8.5935, 7.0916, 31.9199)
Luminance	0.0709 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A479B #9B6E1A

analogous

#1A879B #1A479B #2E1A9B

triadic

#1A479B #9B1A47 #479B1A

tetradic

#1A479B #9B1A87 #9B6E1A #1A9B2E

square

#1A479B #9B1A87 #9B6E1A #1A9B2E

split-complementary

#1A479B #9B2E1A #879B1A

monochromatic

#081732 #112F67 #1A479B #235FCF #4E81E1

Accessibility & contrast

On white

8.68

#1A479B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#1A479B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A479B

8.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A479B	#FFFFFF	#000000	##FFFFFF
##1A479B	1.00	8.68	2.42	8.68
#FFFFFF	8.68	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#02519E

Deuteranopia (green-blind)

#004699

Tritanopia (blue-blind)

#005C6A

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1a479b;
/* rgb */ color: rgb(26, 71, 155);
/* oklch */ color: oklch(42.0% 0.146 261.4);

Tailwind

colors: {
  custom: {
    50: '#6e79b9',
    500: '#1a479b',
    950: '#000000',
  },
}

SCSS

$custom: #1a479b;
$custom-light: #6e79b9;
$custom-dark: #000000;

JSON

{
  "hex": "#1a479b",
  "rgb": {
    "r": 26,
    "g": 71,
    "b": 155
  },
  "hsl": {
    "h": 219.07,
    "s": 71.271,
    "l": 35.49
  },
  "oklch": {
    "l": 0.41988,
    "c": 0.14606,
    "h": 261.4
  },
  "luminance": 0.07093
}

Semantic roles & 50–950 ramp

primary

#1A479B

secondary

#C49A4D

accent

#AF3AEE

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1A479B

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

Preview Lab → · Contrast checker → · Palette generator →