#1A228D#1A228D

#1A228D is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.6% C 0.172 H 269.7°. Best body text is #FFFFFF at 12.67:1 contrast (WCAG AA passes).

Color values

HEX	#1A228D
RGB	rgb(26, 34, 141)
HSL	hsl(236, 69%, 33%)
HSV	hsv(236, 82%, 55%)
CMYK	cmyk(81.6%, 75.9%, 0%, 44.7%)
CIE-LAB	lab(21.16, 36.74, -59.26)
CIE-LCH	lch(21.16, 69.72, 301.80°)
OKLab	oklab(33.57% -0.0009 -0.1716)
OKLCH	oklch(33.57% 0.172 269.7)
XYZ	xyz(5.8041, 3.2861, 25.5225)
Luminance	0.0329 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A228D #8D851A

analogous

#1A5B8D #1A228D #4B1A8D

triadic

#1A228D #8D1A22 #228D1A

tetradic

#1A228D #8D1A5B #8D851A #1A8D4B

square

#1A228D #8D1A5B #8D851A #1A8D4B

split-complementary

#1A228D #8D4B1A #5B8D1A

monochromatic

#070926 #101659 #1A228D #242EC1 #454FDD

Accessibility & contrast

On white

12.67

#1A228D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#1A228D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A228D

12.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A228D	#FFFFFF	#000000	##FFFFFF
##1A228D	1.00	12.67	1.66	12.67
#FFFFFF	12.67	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003890

Deuteranopia (green-blind)

#002D8B

Tritanopia (blue-blind)

#004156

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1a228d;
/* rgb */ color: rgb(26, 34, 141);
/* oklch */ color: oklch(33.6% 0.172 269.7);

Tailwind

colors: {
  custom: {
    50: '#6d5eb0',
    500: '#1a228d',
    950: '#000000',
  },
}

SCSS

$custom: #1a228d;
$custom-light: #6d5eb0;
$custom-dark: #000000;

JSON

{
  "hex": "#1a228d",
  "rgb": {
    "r": 26,
    "g": 34,
    "b": 141
  },
  "hsl": {
    "h": 235.826,
    "s": 68.862,
    "l": 32.745
  },
  "oklch": {
    "l": 0.33567,
    "c": 0.17165,
    "h": 269.7
  },
  "luminance": 0.03287
}

Semantic roles & 50–950 ramp

primary

#1A228D

secondary

#BEB645

accent

#DF3CEC

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#080411

muted

#7B7980

Preview Lab

Preview with #1A228D

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

Preview Lab → · Contrast checker → · Palette generator →