#1A4D9E#1A4D9E

#1A4D9E is a dark, vivid blue. Relative luminance 0.080; OKLCH L 43.6% C 0.143 H 259.6°. Best body text is #FFFFFF at 8.08:1 contrast (WCAG AA passes).

Color values

HEX	#1A4D9E
RGB	rgb(26, 77, 158)
HSL	hsl(217, 72%, 36%)
HSV	hsv(217, 84%, 62%)
CMYK	cmyk(83.5%, 51.3%, 0%, 38%)
CIE-LAB	lab(33.97, 14.58, -48.72)
CIE-LCH	lch(33.97, 50.86, 286.66°)
OKLab	oklab(43.55% -0.0257 -0.1403)
OKLCH	oklch(43.55% 0.143 259.6)
XYZ	xyz(9.2492, 7.9949, 33.3968)
Luminance	0.0800 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4D9E #9E6B1A

analogous

#1A8F9E #1A4D9E #291A9E

triadic

#1A4D9E #9E1A4D #4D9E1A

tetradic

#1A4D9E #9E1A8F #9E6B1A #1A9E29

square

#1A4D9E #9E1A8F #9E6B1A #1A9E29

split-complementary

#1A4D9E #9E291A #8F9E1A

monochromatic

#091A35 #113369 #1A4D9E #2367D3 #5089E2

Accessibility & contrast

On white

8.08

#1A4D9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#1A4D9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4D9E

8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4D9E	#FFFFFF	#000000	##FFFFFF
##1A4D9E	1.00	8.08	2.60	8.08
#FFFFFF	8.08	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1956A1

Deuteranopia (green-blind)

#004A9C

Tritanopia (blue-blind)

#00616E

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #1a4d9e;
/* rgb */ color: rgb(26, 77, 158);
/* oklch */ color: oklch(43.6% 0.143 259.6);

Tailwind

colors: {
  custom: {
    50: '#6e7ebb',
    500: '#1a4d9e',
    950: '#000000',
  },
}

SCSS

$custom: #1a4d9e;
$custom-light: #6e7ebb;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4d9e",
  "rgb": {
    "r": 26,
    "g": 77,
    "b": 158
  },
  "hsl": {
    "h": 216.818,
    "s": 71.739,
    "l": 36.078
  },
  "oklch": {
    "l": 0.43551,
    "c": 0.14265,
    "h": 259.6
  },
  "luminance": 0.07996
}

Semantic roles & 50–950 ramp

primary

#1A4D9E

secondary

#C5974F

accent

#A839EE

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080912

muted

#7B7B81

Preview Lab

Preview with #1A4D9E

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

Preview Lab → · Contrast checker → · Palette generator →