#1A2188#1A2188

#1A2188 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 32.8% C 0.166 H 270.1°. Best body text is #FFFFFF at 12.99:1 contrast (WCAG AA passes).

Color values

HEX	#1A2188
RGB	rgb(26, 33, 136)
HSL	hsl(236, 68%, 32%)
HSV	hsv(236, 81%, 53%)
CMYK	cmyk(80.9%, 75.7%, 0%, 46.7%)
CIE-LAB	lab(20.38, 35.56, -57.41)
CIE-LCH	lch(20.38, 67.53, 301.77°)
OKLab	oklab(32.85% 0.0003 -0.1663)
OKLCH	oklch(32.85% 0.166 270.1)
XYZ	xyz(5.4123, 3.0843, 23.5979)
Luminance	0.0308 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2188 #88811A

analogous

#1A5888 #1A2188 #4A1A88

triadic

#1A2188 #881A21 #21881A

tetradic

#1A2188 #881A58 #88811A #1A884A

square

#1A2188 #881A58 #88811A #1A884A

split-complementary

#1A2188 #884A1A #58881A

monochromatic

#060821 #101555 #1A2188 #242DBB #424BDB

Accessibility & contrast

On white

12.99

#1A2188 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#1A2188 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2188

12.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2188	#FFFFFF	#000000	##FFFFFF
##1A2188	1.00	12.99	1.62	12.99
#FFFFFF	12.99	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00378B

Deuteranopia (green-blind)

#002C86

Tritanopia (blue-blind)

#003F52

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #1a2188;
/* rgb */ color: rgb(26, 33, 136);
/* oklch */ color: oklch(32.8% 0.166 270.1);

Tailwind

colors: {
  custom: {
    50: '#6c5dac',
    500: '#1a2188',
    950: '#000000',
  },
}

SCSS

$custom: #1a2188;
$custom-light: #6c5dac;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2188",
  "rgb": {
    "r": 26,
    "g": 33,
    "b": 136
  },
  "hsl": {
    "h": 236.182,
    "s": 67.901,
    "l": 31.765
  },
  "oklch": {
    "l": 0.32848,
    "c": 0.16629,
    "h": 270.1
  },
  "luminance": 0.03085
}

Semantic roles & 50–950 ramp

primary

#1A2188

secondary

#BBB443

accent

#E03DEB

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #1A2188

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

Preview Lab → · Contrast checker → · Palette generator →