#1A4797#1A4797

#1A4797 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 41.7% C 0.140 H 260.9°. Best body text is #FFFFFF at 8.78:1 contrast (WCAG AA passes).

Color values

HEX	#1A4797
RGB	rgb(26, 71, 151)
HSL	hsl(218, 71%, 35%)
HSV	hsv(218, 83%, 59%)
CMYK	cmyk(82.8%, 53%, 0%, 40.8%)
CIE-LAB	lab(31.71, 15.83, -48.14)
CIE-LCH	lch(31.71, 50.67, 288.21°)
OKLab	oklab(41.66% -0.0222 -0.1387)
OKLCH	oklch(41.66% 0.14 260.9)
XYZ	xyz(8.2631, 6.9595, 30.1800)
Luminance	0.0696 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4797 #976A1A

analogous

#1A8697 #1A4797 #2C1A97

triadic

#1A4797 #971A47 #47971A

tetradic

#1A4797 #971A86 #976A1A #1A972C

square

#1A4797 #971A86 #976A1A #1A972C

split-complementary

#1A4797 #972C1A #86971A

monochromatic

#08162F #112E63 #1A4797 #2360CB #4B81E0

Accessibility & contrast

On white

8.78

#1A4797 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#1A4797 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4797

8.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4797	#FFFFFF	#000000	##FFFFFF
##1A4797	1.00	8.78	2.39	8.78
#FFFFFF	8.78	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E519A

Deuteranopia (green-blind)

#004595

Tritanopia (blue-blind)

#005B68

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1a4797;
/* rgb */ color: rgb(26, 71, 151);
/* oklch */ color: oklch(41.7% 0.140 260.9);

Tailwind

colors: {
  custom: {
    50: '#6d79b6',
    500: '#1a4797',
    950: '#000000',
  },
}

SCSS

$custom: #1a4797;
$custom-light: #6d79b6;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4797",
  "rgb": {
    "r": 26,
    "g": 71,
    "b": 151
  },
  "hsl": {
    "h": 218.4,
    "s": 70.621,
    "l": 34.706
  },
  "oklch": {
    "l": 0.41664,
    "c": 0.14049,
    "h": 260.9
  },
  "luminance": 0.0696
}

Semantic roles & 50–950 ramp

primary

#1A4797

secondary

#C2974B

accent

#AD3AED

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1A4797

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

Preview Lab → · Contrast checker → · Palette generator →