#1A186D#1A186D

#1A186D is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.4% C 0.140 H 273.8°. Best body text is #FFFFFF at 15.05:1 contrast (WCAG AA passes).

Color values

HEX	#1A186D
RGB	rgb(26, 24, 109)
HSL	hsl(241, 64%, 26%)
HSV	hsv(241, 78%, 43%)
CMYK	cmyk(76.1%, 78%, 0%, 57.3%)
CIE-LAB	lab(15.36, 31.34, -48.43)
CIE-LCH	lch(15.36, 57.69, 302.91°)
OKLab	oklab(28.38% 0.0094 -0.1401)
OKLCH	oklch(28.38% 0.14 273.8)
XYZ	xyz(3.5120, 1.9767, 14.6615)
Luminance	0.0198 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A186D #6B6D18

analogous

#18406D #1A186D #44186D

triadic

#1A186D #6D1A18 #186D1A

tetradic

#1A186D #6D1840 #6B6D18 #186D44

square

#1A186D #6D1840 #6B6D18 #186D44

split-complementary

#1A186D #6D4418 #406D18

monochromatic

#060619 #0E0D3B #1A186D #26239F #322ED1

Accessibility & contrast

On white

15.05

#1A186D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#1A186D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A186D

15.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A186D	#FFFFFF	#000000	##FFFFFF
##1A186D	1.00	15.05	1.40	15.05
#FFFFFF	15.05	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A6F

Deuteranopia (green-blind)

#00226B

Tritanopia (blue-blind)

#003141

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #1a186d;
/* rgb */ color: rgb(26, 24, 109);
/* oklch */ color: oklch(28.4% 0.140 273.8);

Tailwind

colors: {
  custom: {
    50: '#665698',
    500: '#1a186d',
    950: '#000000',
  },
}

SCSS

$custom: #1a186d;
$custom-light: #665698;
$custom-dark: #000000;

JSON

{
  "hex": "#1a186d",
  "rgb": {
    "r": 26,
    "g": 24,
    "b": 109
  },
  "hsl": {
    "h": 241.412,
    "s": 63.91,
    "l": 26.078
  },
  "oklch": {
    "l": 0.28378,
    "c": 0.14042,
    "h": 273.8
  },
  "luminance": 0.01977
}

Semantic roles & 50–950 ramp

primary

#1A186D

secondary

#A0A33E

accent

#E741E3

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #1A186D

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

Preview Lab → · Contrast checker → · Palette generator →