#1A3284#1A3284

#1A3284 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.5% C 0.141 H 266.5°. Best body text is #FFFFFF at 11.45:1 contrast (WCAG AA passes).

Color values

HEX	#1A3284
RGB	rgb(26, 50, 132)
HSL	hsl(226, 67%, 31%)
HSV	hsv(226, 80%, 52%)
CMYK	cmyk(80.3%, 62.1%, 0%, 48.2%)
CIE-LAB	lab(24.21, 22.72, -48.61)
CIE-LCH	lch(24.21, 53.65, 295.05°)
OKLab	oklab(35.53% -0.0086 -0.1405)
OKLCH	oklch(35.53% 0.141 266.5)
XYZ	xyz(5.7300, 4.1661, 22.3275)
Luminance	0.0417 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A3284 #846C1A

analogous

#1A6784 #1A3284 #371A84

triadic

#1A3284 #841A32 #32841A

tetradic

#1A3284 #841A67 #846C1A #1A8437

square

#1A3284 #841A67 #846C1A #1A8437

split-complementary

#1A3284 #84371A #67841A

monochromatic

#060B1E #101F51 #1A3284 #2445B7 #3F62D9

Accessibility & contrast

On white

11.45

#1A3284 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#1A3284 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A3284

11.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A3284	#FFFFFF	#000000	##FFFFFF
##1A3284	1.00	11.45	1.83	11.45
#FFFFFF	11.45	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F87

Deuteranopia (green-blind)

#003582

Tritanopia (blue-blind)

#004756

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #1a3284;
/* rgb */ color: rgb(26, 50, 132);
/* oklch */ color: oklch(35.5% 0.141 266.5);

Tailwind

colors: {
  custom: {
    50: '#6969a9',
    500: '#1a3284',
    950: '#000000',
  },
}

SCSS

$custom: #1a3284;
$custom-light: #6969a9;
$custom-dark: #000000;

JSON

{
  "hex": "#1a3284",
  "rgb": {
    "r": 26,
    "g": 50,
    "b": 132
  },
  "hsl": {
    "h": 226.415,
    "s": 67.089,
    "l": 30.98
  },
  "oklch": {
    "l": 0.35525,
    "c": 0.14075,
    "h": 266.5
  },
  "luminance": 0.04167
}

Semantic roles & 50–950 ramp

primary

#1A3284

secondary

#B89D42

accent

#C33EEA

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070610

muted

#7A7A7F

Preview Lab

Preview with #1A3284

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

Preview Lab → · Contrast checker → · Palette generator →