#1A4C9F#1A4C9F

#1A4C9F is a dark, vivid blue. Relative luminance 0.079; OKLCH L 43.4% C 0.145 H 260.2°. Best body text is #FFFFFF at 8.14:1 contrast (WCAG AA passes).

Color values

HEX	#1A4C9F
RGB	rgb(26, 76, 159)
HSL	hsl(217, 72%, 36%)
HSV	hsv(217, 84%, 62%)
CMYK	cmyk(83.6%, 52.2%, 0%, 37.6%)
CIE-LAB	lab(33.75, 15.66, -49.68)
CIE-LCH	lch(33.75, 52.09, 287.50°)
OKLab	oklab(43.41% -0.0248 -0.1431)
OKLCH	oklch(43.41% 0.145 260.2)
XYZ	xyz(9.2662, 7.8906, 33.8288)
Luminance	0.0789 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4C9F #9F6D1A

analogous

#1A8F9F #1A4C9F #2B1A9F

triadic

#1A4C9F #9F1A4C #4C9F1A

tetradic

#1A4C9F #9F1A8F #9F6D1A #1A9F2B

square

#1A4C9F #9F1A8F #9F6D1A #1A9F2B

split-complementary

#1A4C9F #9F2B1A #8F9F1A

monochromatic

#091A36 #11336A #1A4C9F #2365D4 #5188E3

Accessibility & contrast

On white

8.14

#1A4C9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#1A4C9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4C9F

8.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4C9F	#FFFFFF	#000000	##FFFFFF
##1A4C9F	1.00	8.14	2.58	8.14
#FFFFFF	8.14	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1356A2

Deuteranopia (green-blind)

#004A9D

Tritanopia (blue-blind)

#00606E

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1a4c9f;
/* rgb */ color: rgb(26, 76, 159);
/* oklch */ color: oklch(43.4% 0.145 260.2);

Tailwind

colors: {
  custom: {
    50: '#6f7dbc',
    500: '#1a4c9f',
    950: '#000000',
  },
}

SCSS

$custom: #1a4c9f;
$custom-light: #6f7dbc;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4c9f",
  "rgb": {
    "r": 26,
    "g": 76,
    "b": 159
  },
  "hsl": {
    "h": 217.444,
    "s": 71.892,
    "l": 36.275
  },
  "oklch": {
    "l": 0.43407,
    "c": 0.14529,
    "h": 260.2
  },
  "luminance": 0.07892
}

Semantic roles & 50–950 ramp

primary

#1A4C9F

secondary

#C59950

accent

#AA39EF

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #1A4C9F

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

Preview Lab → · Contrast checker → · Palette generator →