#1A218C#1A218C

#1A218C is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.3% C 0.171 H 269.9°. Best body text is #FFFFFF at 12.80:1 contrast (WCAG AA passes).

Color values

HEX	#1A218C
RGB	rgb(26, 33, 140)
HSL	hsl(236, 69%, 33%)
HSV	hsv(236, 81%, 55%)
CMYK	cmyk(81.4%, 76.4%, 0%, 45.1%)
CIE-LAB	lab(20.83, 36.99, -59.17)
CIE-LCH	lch(20.83, 69.78, 302.01°)
OKLab	oklab(33.3% -0.0003 -0.1714)
OKLCH	oklch(33.3% 0.171 269.9)
XYZ	xyz(5.7019, 3.2001, 25.1230)
Luminance	0.0320 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A218C #8C851A

analogous

#1A5A8C #1A218C #4C1A8C

triadic

#1A218C #8C1A21 #218C1A

tetradic

#1A218C #8C1A5A #8C851A #1A8C4C

square

#1A218C #8C1A5A #8C851A #1A8C4C

split-complementary

#1A218C #8C4C1A #5A8C1A

monochromatic

#070925 #101558 #1A218C #242DC0 #444DDC

Accessibility & contrast

On white

12.80

#1A218C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#1A218C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A218C

12.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A218C	#FFFFFF	#000000	##FFFFFF
##1A218C	1.00	12.80	1.64	12.80
#FFFFFF	12.80	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00388F

Deuteranopia (green-blind)

#002C8A

Tritanopia (blue-blind)

#004055

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1a218c;
/* rgb */ color: rgb(26, 33, 140);
/* oklch */ color: oklch(33.3% 0.171 269.9);

Tailwind

colors: {
  custom: {
    50: '#6d5daf',
    500: '#1a218c',
    950: '#000000',
  },
}

SCSS

$custom: #1a218c;
$custom-light: #6d5daf;
$custom-dark: #000000;

JSON

{
  "hex": "#1a218c",
  "rgb": {
    "r": 26,
    "g": 33,
    "b": 140
  },
  "hsl": {
    "h": 236.316,
    "s": 68.675,
    "l": 32.549
  },
  "oklch": {
    "l": 0.33302,
    "c": 0.1714,
    "h": 269.9
  },
  "luminance": 0.03201
}

Semantic roles & 50–950 ramp

primary

#1A218C

secondary

#BEB644

accent

#E13CEC

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#080410

muted

#7B797F

Preview Lab

Preview with #1A218C

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

Preview Lab → · Contrast checker → · Palette generator →