#1A3E89#1A3E89

#1A3E89 is a dark, vivid blue. Relative luminance 0.055; OKLCH L 38.5% C 0.132 H 262.6°. Best body text is #FFFFFF at 10.03:1 contrast (WCAG AA passes).

Color values

HEX	#1A3E89
RGB	rgb(26, 62, 137)
HSL	hsl(221, 68%, 32%)
HSV	hsv(221, 81%, 54%)
CMYK	cmyk(81%, 54.7%, 0%, 46.3%)
CIE-LAB	lab(28.03, 16.35, -45.50)
CIE-LCH	lch(28.03, 48.35, 289.77°)
OKLab	oklab(38.53% -0.017 -0.1312)
OKLCH	oklch(38.53% 0.132 262.6)
XYZ	xyz(6.6624, 5.4702, 24.3668)
Luminance	0.0547 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A3E89 #89651A

analogous

#1A7589 #1A3E89 #2E1A89

triadic

#1A3E89 #891A3E #3E891A

tetradic

#1A3E89 #891A75 #89651A #1A892E

square

#1A3E89 #891A75 #89651A #1A892E

split-complementary

#1A3E89 #892E1A #75891A

monochromatic

#060F22 #102756 #1A3E89 #2455BC #4274DB

Accessibility & contrast

On white

10.03

#1A3E89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#1A3E89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A3E89

10.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A3E89	#FFFFFF	#000000	##FFFFFF
##1A3E89	1.00	10.03	2.09	10.03
#FFFFFF	10.03	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#03478C

Deuteranopia (green-blind)

#003D88

Tritanopia (blue-blind)

#00505D

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #1a3e89;
/* rgb */ color: rgb(26, 62, 137);
/* oklch */ color: oklch(38.5% 0.132 262.6);

Tailwind

colors: {
  custom: {
    50: '#6a72ac',
    500: '#1a3e89',
    950: '#000000',
  },
}

SCSS

$custom: #1a3e89;
$custom-light: #6a72ac;
$custom-dark: #000000;

JSON

{
  "hex": "#1a3e89",
  "rgb": {
    "r": 26,
    "g": 62,
    "b": 137
  },
  "hsl": {
    "h": 220.541,
    "s": 68.098,
    "l": 31.961
  },
  "oklch": {
    "l": 0.38529,
    "c": 0.13227,
    "h": 262.6
  },
  "luminance": 0.05471
}

Semantic roles & 50–950 ramp

primary

#1A3E89

secondary

#BC9543

accent

#B23DEB

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #1A3E89

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

Preview Lab → · Contrast checker → · Palette generator →