#1A186A#1A186A

#1A186A is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.0% C 0.136 H 274.2°. Best body text is #FFFFFF at 15.19:1 contrast (WCAG AA passes).

Color values

HEX	#1A186A
RGB	rgb(26, 24, 106)
HSL	hsl(241, 63%, 25%)
HSV	hsv(241, 77%, 42%)
CMYK	cmyk(75.5%, 77.4%, 0%, 58.4%)
CIE-LAB	lab(15.03, 30.26, -47.03)
CIE-LCH	lch(15.03, 55.93, 302.76°)
OKLab	oklab(28.04% 0.01 -0.136)
OKLCH	oklch(28.04% 0.136 274.2)
XYZ	xyz(3.3533, 1.9132, 13.8254)
Luminance	0.0191 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A186A #686A18

analogous

#183F6A #1A186A #43186A

triadic

#1A186A #6A1A18 #186A1A

tetradic

#1A186A #6A183F #686A18 #186A43

square

#1A186A #6A183F #686A18 #186A43

split-complementary

#1A186A #6A4318 #3F6A18

monochromatic

#060619 #0E0D38 #1A186A #26239C #322FCE

Accessibility & contrast

On white

15.19

#1A186A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#1A186A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A186A

15.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A186A	#FFFFFF	#000000	##FFFFFF
##1A186A	1.00	15.19	1.38	15.19
#FFFFFF	15.19	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A6C

Deuteranopia (green-blind)

#002269

Tritanopia (blue-blind)

#002F3F

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #1a186a;
/* rgb */ color: rgb(26, 24, 106);
/* oklch */ color: oklch(28.0% 0.136 274.2);

Tailwind

colors: {
  custom: {
    50: '#655696',
    500: '#1a186a',
    950: '#000000',
  },
}

SCSS

$custom: #1a186a;
$custom-light: #655696;
$custom-dark: #000000;

JSON

{
  "hex": "#1a186a",
  "rgb": {
    "r": 26,
    "g": 24,
    "b": 106
  },
  "hsl": {
    "h": 241.463,
    "s": 63.077,
    "l": 25.49
  },
  "oklch": {
    "l": 0.28036,
    "c": 0.13639,
    "h": 274.2
  },
  "luminance": 0.01913
}

Semantic roles & 50–950 ramp

primary

#1A186A

secondary

#9DA03E

accent

#E642E2

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06030D

muted

#7A787E

Preview Lab

Preview with #1A186A

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

Preview Lab → · Contrast checker → · Palette generator →