#1A3EA0#1A3EA0

#1A3EA0 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.5% C 0.164 H 264.6°. Best body text is #FFFFFF at 9.37:1 contrast (WCAG AA passes).

Color values

HEX	#1A3EA0
RGB	rgb(26, 62, 160)
HSL	hsl(224, 72%, 36%)
HSV	hsv(224, 84%, 63%)
CMYK	cmyk(83.8%, 61.2%, 0%, 37.3%)
CIE-LAB	lab(29.92, 25.61, -56.52)
CIE-LCH	lch(29.92, 62.05, 294.37°)
OKLab	oklab(40.53% -0.0156 -0.1635)
OKLCH	oklch(40.53% 0.164 264.6)
XYZ	xyz(8.4915, 6.2019, 34.0004)
Luminance	0.0620 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A3EA0 #A07C1A

analogous

#1A81A0 #1A3EA0 #391AA0

triadic

#1A3EA0 #A01A3E #3EA01A

tetradic

#1A3EA0 #A01A81 #A07C1A #1AA039

square

#1A3EA0 #A01A81 #A07C1A #1AA039

split-complementary

#1A3EA0 #A0391A #81A01A

monochromatic

#091537 #112A6B #1A3EA0 #2352D5 #5279E3

Accessibility & contrast

On white

9.37

#1A3EA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#1A3EA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A3EA0

9.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A3EA0	#FFFFFF	#000000	##FFFFFF
##1A3EA0	1.00	9.37	2.24	9.37
#FFFFFF	9.37	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DA3

Deuteranopia (green-blind)

#00409E

Tritanopia (blue-blind)

#005769

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #1a3ea0;
/* rgb */ color: rgb(26, 62, 160);
/* oklch */ color: oklch(40.5% 0.164 264.6);

Tailwind

colors: {
  custom: {
    50: '#7072bd',
    500: '#1a3ea0',
    950: '#000000',
  },
}

SCSS

$custom: #1a3ea0;
$custom-light: #7072bd;
$custom-dark: #000000;

JSON

{
  "hex": "#1a3ea0",
  "rgb": {
    "r": 26,
    "g": 62,
    "b": 160
  },
  "hsl": {
    "h": 223.881,
    "s": 72.043,
    "l": 36.471
  },
  "oklch": {
    "l": 0.40534,
    "c": 0.16427,
    "h": 264.6
  },
  "luminance": 0.06203
}

Semantic roles & 50–950 ramp

primary

#1A3EA0

secondary

#C5A650

accent

#BE39EF

background

#F7F6FB

surface

#EDECF7

border

#C8C7D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #1A3EA0

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

Preview Lab → · Contrast checker → · Palette generator →