#1A4AA5#1A4AA5

#1A4AA5 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.5% C 0.156 H 261.6°. Best body text is #FFFFFF at 8.18:1 contrast (WCAG AA passes).

Color values

HEX	#1A4AA5
RGB	rgb(26, 74, 165)
HSL	hsl(219, 73%, 37%)
HSV	hsv(219, 84%, 65%)
CMYK	cmyk(84.2%, 55.2%, 0%, 35.3%)
CIE-LAB	lab(33.63, 19.44, -53.48)
CIE-LCH	lch(33.63, 56.90, 289.97°)
OKLab	oklab(43.46% -0.0228 -0.1544)
OKLCH	oklch(43.46% 0.156 261.6)
XYZ	xyz(9.6639, 7.8326, 36.5925)
Luminance	0.0783 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4AA5 #A5751A

analogous

#1A8FA5 #1A4AA5 #301AA5

triadic

#1A4AA5 #A51A4A #4AA51A

tetradic

#1A4AA5 #A51A8F #A5751A #1AA530

square

#1A4AA5 #A51A8F #A5751A #1AA530

split-complementary

#1A4AA5 #A5301A #8FA51A

monochromatic

#091B3B #123270 #1A4AA5 #2262DA #5587E4

Accessibility & contrast

On white

8.18

#1A4AA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#1A4AA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4AA5

8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4AA5	#FFFFFF	#000000	##FFFFFF
##1A4AA5	1.00	8.18	2.57	8.18
#FFFFFF	8.18	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056A8

Deuteranopia (green-blind)

#0049A3

Tritanopia (blue-blind)

#006170

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1a4aa5;
/* rgb */ color: rgb(26, 74, 165);
/* oklch */ color: oklch(43.5% 0.156 261.6);

Tailwind

colors: {
  custom: {
    50: '#707bc0',
    500: '#1a4aa5',
    950: '#000000',
  },
}

SCSS

$custom: #1a4aa5;
$custom-light: #707bc0;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4aa5",
  "rgb": {
    "r": 26,
    "g": 74,
    "b": 165
  },
  "hsl": {
    "h": 219.281,
    "s": 72.775,
    "l": 37.451
  },
  "oklch": {
    "l": 0.43457,
    "c": 0.15605,
    "h": 261.6
  },
  "luminance": 0.07834
}

Semantic roles & 50–950 ramp

primary

#1A4AA5

secondary

#C79F54

accent

#B038EF

background

#F7F7FB

surface

#EDEDF7

border

#C8C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #1A4AA5

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

Preview Lab → · Contrast checker → · Palette generator →