#1A4CA0#1A4CA0

#1A4CA0 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 43.5% C 0.147 H 260.3°. Best body text is #FFFFFF at 8.12:1 contrast (WCAG AA passes).

Color values

HEX	#1A4CA0
RGB	rgb(26, 76, 160)
HSL	hsl(218, 72%, 36%)
HSV	hsv(218, 84%, 63%)
CMYK	cmyk(83.8%, 52.5%, 0%, 37.3%)
CIE-LAB	lab(33.83, 16.07, -50.16)
CIE-LCH	lch(33.83, 52.67, 287.76°)
OKLab	oklab(43.49% -0.0247 -0.1446)
OKLCH	oklch(43.49% 0.147 260.3)
XYZ	xyz(9.3533, 7.9254, 34.2877)
Luminance	0.0793 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4CA0 #A06E1A

analogous

#1A8FA0 #1A4CA0 #2B1AA0

triadic

#1A4CA0 #A01A4C #4CA01A

tetradic

#1A4CA0 #A01A8F #A06E1A #1AA02B

square

#1A4CA0 #A01A8F #A06E1A #1AA02B

split-complementary

#1A4CA0 #A02B1A #8FA01A

monochromatic

#091A37 #11336B #1A4CA0 #2365D5 #5288E3

Accessibility & contrast

On white

8.12

#1A4CA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#1A4CA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4CA0

8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4CA0	#FFFFFF	#000000	##FFFFFF
##1A4CA0	1.00	8.12	2.59	8.12
#FFFFFF	8.12	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1156A3

Deuteranopia (green-blind)

#004A9E

Tritanopia (blue-blind)

#00616E

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #1a4ca0;
/* rgb */ color: rgb(26, 76, 160);
/* oklch */ color: oklch(43.5% 0.147 260.3);

Tailwind

colors: {
  custom: {
    50: '#6f7dbd',
    500: '#1a4ca0',
    950: '#000000',
  },
}

SCSS

$custom: #1a4ca0;
$custom-light: #6f7dbd;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4ca0",
  "rgb": {
    "r": 26,
    "g": 76,
    "b": 160
  },
  "hsl": {
    "h": 217.612,
    "s": 72.043,
    "l": 36.471
  },
  "oklch": {
    "l": 0.43487,
    "c": 0.14667,
    "h": 260.3
  },
  "luminance": 0.07927
}

Semantic roles & 50–950 ramp

primary

#1A4CA0

secondary

#C59A50

accent

#AB39EF

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #1A4CA0

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

Preview Lab → · Contrast checker → · Palette generator →