#1A184E#1A184E

#1A184E is a dark, moderate blue. Relative luminance 0.014; OKLCH L 25.0% C 0.096 H 278.5°. Best body text is #FFFFFF at 16.35:1 contrast (WCAG AA passes).

Color values

HEX	#1A184E
RGB	rgb(26, 24, 78)
HSL	hsl(242, 53%, 20%)
HSV	hsv(242, 69%, 31%)
CMYK	cmyk(66.7%, 69.2%, 0%, 69.4%)
CIE-LAB	lab(12.11, 19.75, -33.04)
CIE-LCH	lch(12.11, 38.49, 300.87°)
OKLab	oklab(25.05% 0.0143 -0.0951)
OKLCH	oklch(25.05% 0.096 278.5)
XYZ	xyz(2.1273, 1.4228, 7.3688)
Luminance	0.0142 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.07

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A184E #4C4E18

analogous

#18314E #1A184E #35184E

triadic

#1A184E #4E1A18 #184E1A

tetradic

#1A184E #4E1831 #4C4E18 #184E35

square

#1A184E #4E1831 #4C4E18 #184E35

split-complementary

#1A184E #4E3518 #314E18

monochromatic

#080717 #0A0A1F #1A184E #2A267D #3935AC

Accessibility & contrast

On white

16.35

#1A184E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#1A184E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A184E

16.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A184E	#FFFFFF	#000000	##FFFFFF
##1A184E	1.00	16.35	1.28	16.35
#FFFFFF	16.35	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002250

Deuteranopia (green-blind)

#001E4D

Tritanopia (blue-blind)

#002530

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #1a184e;
/* rgb */ color: rgb(26, 24, 78);
/* oklch */ color: oklch(25.0% 0.096 278.5);

Tailwind

colors: {
  custom: {
    50: '#5e5580',
    500: '#1a184e',
    950: '#000000',
  },
}

SCSS

$custom: #1a184e;
$custom-light: #5e5580;
$custom-dark: #000000;

JSON

{
  "hex": "#1a184e",
  "rgb": {
    "r": 26,
    "g": 24,
    "b": 78
  },
  "hsl": {
    "h": 242.222,
    "s": 52.941,
    "l": 20
  },
  "oklch": {
    "l": 0.25047,
    "c": 0.09615,
    "h": 278.5
  },
  "luminance": 0.01423
}

Semantic roles & 50–950 ramp

primary

#1A184E

secondary

#82853D

accent

#DC4BD7

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#05030A

muted

#79787C

Preview Lab

Preview with #1A184E

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

Preview Lab → · Contrast checker → · Palette generator →