#1A4590#1A4590

#1A4590 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 40.7% C 0.133 H 260.7°. Best body text is #FFFFFF at 9.14:1 contrast (WCAG AA passes).

Color values

HEX	#1A4590
RGB	rgb(26, 69, 144)
HSL	hsl(218, 69%, 33%)
HSV	hsv(218, 82%, 56%)
CMYK	cmyk(81.9%, 52.1%, 0%, 43.5%)
CIE-LAB	lab(30.61, 14.36, -45.64)
CIE-LCH	lch(30.61, 47.85, 287.46°)
OKLab	oklab(40.66% -0.0216 -0.1314)
OKLCH	oklch(40.66% 0.133 260.7)
XYZ	xyz(7.5863, 6.4886, 27.2327)
Luminance	0.0649 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4590 #90651A

analogous

#1A8090 #1A4590 #2A1A90

triadic

#1A4590 #901A45 #45901A

tetradic

#1A4590 #901A80 #90651A #1A902A

square

#1A4590 #901A80 #90651A #1A902A

split-complementary

#1A4590 #902A1A #80901A

monochromatic

#071328 #112C5C #1A4590 #235EC4 #477EDE

Accessibility & contrast

On white

9.14

#1A4590 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#1A4590 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4590

9.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4590	#FFFFFF	#000000	##FFFFFF
##1A4590	1.00	9.14	2.30	9.14
#FFFFFF	9.14	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#144E93

Deuteranopia (green-blind)

#00438F

Tritanopia (blue-blind)

#005763

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #1a4590;
/* rgb */ color: rgb(26, 69, 144);
/* oklch */ color: oklch(40.7% 0.133 260.7);

Tailwind

colors: {
  custom: {
    50: '#6b78b1',
    500: '#1a4590',
    950: '#000000',
  },
}

SCSS

$custom: #1a4590;
$custom-light: #6b78b1;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4590",
  "rgb": {
    "r": 26,
    "g": 69,
    "b": 144
  },
  "hsl": {
    "h": 218.136,
    "s": 69.412,
    "l": 33.333
  },
  "oklch": {
    "l": 0.4066,
    "c": 0.1332,
    "h": 260.7
  },
  "luminance": 0.06489
}

Semantic roles & 50–950 ramp

primary

#1A4590

secondary

#BF9347

accent

#AC3CEC

background

#F6F7FB

surface

#ECEDF6

border

#C7C8D0

text

#080811

muted

#7A7B80

Preview Lab

Preview with #1A4590

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

Preview Lab → · Contrast checker → · Palette generator →