#1A4B9D#1A4B9D

#1A4B9D is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.0% C 0.144 H 260.2°. Best body text is #FFFFFF at 8.28:1 contrast (WCAG AA passes).

Color values

HEX	#1A4B9D
RGB	rgb(26, 75, 157)
HSL	hsl(218, 72%, 36%)
HSV	hsv(218, 83%, 62%)
CMYK	cmyk(83.4%, 52.2%, 0%, 38.4%)
CIE-LAB	lab(33.32, 15.54, -49.18)
CIE-LCH	lch(33.32, 51.57, 287.53°)
OKLab	oklab(43.03% -0.0244 -0.1417)
OKLCH	oklch(43.03% 0.144 260.2)
XYZ	xyz(9.0257, 7.6850, 32.8994)
Luminance	0.0769 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4B9D #9D6C1A

analogous

#1A8C9D #1A4B9D #2A1A9D

triadic

#1A4B9D #9D1A4B #4B9D1A

tetradic

#1A4B9D #9D1A8C #9D6C1A #1A9D2A

square

#1A4B9D #9D1A8C #9D6C1A #1A9D2A

split-complementary

#1A4B9D #9D2A1A #8C9D1A

monochromatic

#091934 #113268 #1A4B9D #2364D2 #4F86E2

Accessibility & contrast

On white

8.28

#1A4B9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#1A4B9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4B9D

8.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4B9D	#FFFFFF	#000000	##FFFFFF
##1A4B9D	1.00	8.28	2.54	8.28
#FFFFFF	8.28	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1355A0

Deuteranopia (green-blind)

#00499B

Tritanopia (blue-blind)

#005F6C

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1a4b9d;
/* rgb */ color: rgb(26, 75, 157);
/* oklch */ color: oklch(43.0% 0.144 260.2);

Tailwind

colors: {
  custom: {
    50: '#6e7cbb',
    500: '#1a4b9d',
    950: '#000000',
  },
}

SCSS

$custom: #1a4b9d;
$custom-light: #6e7cbb;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4b9d",
  "rgb": {
    "r": 26,
    "g": 75,
    "b": 157
  },
  "hsl": {
    "h": 217.557,
    "s": 71.585,
    "l": 35.882
  },
  "oklch": {
    "l": 0.43028,
    "c": 0.14378,
    "h": 260.2
  },
  "luminance": 0.07686
}

Semantic roles & 50–950 ramp

primary

#1A4B9D

secondary

#C4984E

accent

#AB39EE

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080912

muted

#7B7B81

Preview Lab

Preview with #1A4B9D

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

Preview Lab → · Contrast checker → · Palette generator →