#1A4589#1A4589

#1A4589 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.1% C 0.123 H 259.4°. Best body text is #FFFFFF at 9.31:1 contrast (WCAG AA passes).

Color values

HEX	#1A4589
RGB	rgb(26, 69, 137)
HSL	hsl(217, 68%, 32%)
HSV	hsv(217, 81%, 54%)
CMYK	cmyk(81%, 49.6%, 0%, 46.3%)
CIE-LAB	lab(30.11, 11.50, -42.15)
CIE-LCH	lch(30.11, 43.69, 285.27°)
OKLab	oklab(40.12% -0.0226 -0.1211)
OKLCH	oklch(40.12% 0.123 259.4)
XYZ	xyz(7.0678, 6.2812, 24.5019)
Luminance	0.0628 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4589 #895E1A

analogous

#1A7D89 #1A4589 #271A89

triadic

#1A4589 #891A45 #45891A

tetradic

#1A4589 #891A7D #895E1A #1A8927

square

#1A4589 #891A7D #895E1A #1A8927

split-complementary

#1A4589 #89271A #7D891A

monochromatic

#061122 #102B56 #1A4589 #245FBC #427DDB

Accessibility & contrast

On white

9.31

#1A4589 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#1A4589 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4589

9.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4589	#FFFFFF	#000000	##FFFFFF
##1A4589	1.00	9.31	2.26	9.31
#FFFFFF	9.31	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E4C8C

Deuteranopia (green-blind)

#004288

Tritanopia (blue-blind)

#005560

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #1a4589;
/* rgb */ color: rgb(26, 69, 137);
/* oklch */ color: oklch(40.1% 0.123 259.4);

Tailwind

colors: {
  custom: {
    50: '#6978ac',
    500: '#1a4589',
    950: '#000000',
  },
}

SCSS

$custom: #1a4589;
$custom-light: #6978ac;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4589",
  "rgb": {
    "r": 26,
    "g": 69,
    "b": 137
  },
  "hsl": {
    "h": 216.757,
    "s": 68.098,
    "l": 31.961
  },
  "oklch": {
    "l": 0.40115,
    "c": 0.12324,
    "h": 259.4
  },
  "luminance": 0.06282
}

Semantic roles & 50–950 ramp

primary

#1A4589

secondary

#BC8D43

accent

#A83DEB

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #1A4589

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

Preview Lab → · Contrast checker → · Palette generator →