#1A4A9B#1A4A9B

#1A4A9B is a dark, vivid blue. Relative luminance 0.075; OKLCH L 42.6% C 0.142 H 260.3°. Best body text is #FFFFFF at 8.41:1 contrast (WCAG AA passes).

Color values

HEX	#1A4A9B
RGB	rgb(26, 74, 155)
HSL	hsl(218, 71%, 35%)
HSV	hsv(218, 83%, 61%)
CMYK	cmyk(83.2%, 52.3%, 0%, 39.2%)
CIE-LAB	lab(32.88, 15.41, -48.67)
CIE-LCH	lch(32.88, 51.05, 287.56°)
OKLab	oklab(42.65% -0.0239 -0.1403)
OKLCH	oklch(42.65% 0.142 260.3)
XYZ	xyz(8.7890, 7.4827, 31.9851)
Luminance	0.0748 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4A9B #9B6B1A

analogous

#1A8B9B #1A4A9B #2A1A9B

triadic

#1A4A9B #9B1A4A #4A9B1A

tetradic

#1A4A9B #9B1A8B #9B6B1A #1A9B2A

square

#1A4A9B #9B1A8B #9B6B1A #1A9B2A

split-complementary

#1A4A9B #9B2A1A #8B9B1A

monochromatic

#081832 #113167 #1A4A9B #2363CF #4E85E1

Accessibility & contrast

On white

8.41

#1A4A9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#1A4A9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4A9B

8.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4A9B	#FFFFFF	#000000	##FFFFFF
##1A4A9B	1.00	8.41	2.50	8.41
#FFFFFF	8.41	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#13539E

Deuteranopia (green-blind)

#004899

Tritanopia (blue-blind)

#005E6B

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1a4a9b;
/* rgb */ color: rgb(26, 74, 155);
/* oklch */ color: oklch(42.6% 0.142 260.3);

Tailwind

colors: {
  custom: {
    50: '#6e7bb9',
    500: '#1a4a9b',
    950: '#000000',
  },
}

SCSS

$custom: #1a4a9b;
$custom-light: #6e7bb9;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4a9b",
  "rgb": {
    "r": 26,
    "g": 74,
    "b": 155
  },
  "hsl": {
    "h": 217.674,
    "s": 71.271,
    "l": 35.49
  },
  "oklch": {
    "l": 0.42648,
    "c": 0.14227,
    "h": 260.3
  },
  "luminance": 0.07484
}

Semantic roles & 50–950 ramp

primary

#1A4A9B

secondary

#C4984D

accent

#AB3AEE

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1A4A9B

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

Preview Lab → · Contrast checker → · Palette generator →