#1A2A74#1A2A74

#1A2A74 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 32.4% C 0.128 H 268.7°. Best body text is #FFFFFF at 12.91:1 contrast (WCAG AA passes).

Color values

HEX	#1A2A74
RGB	rgb(26, 42, 116)
HSL	hsl(229, 63%, 28%)
HSV	hsv(229, 78%, 45%)
CMYK	cmyk(77.6%, 63.8%, 0%, 54.5%)
CIE-LAB	lab(20.58, 21.93, -44.40)
CIE-LCH	lch(20.58, 49.52, 296.29°)
OKLab	oklab(32.38% -0.003 -0.1282)
OKLCH	oklch(32.38% 0.128 268.7)
XYZ	xyz(4.4053, 3.1360, 16.8928)
Luminance	0.0314 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2A74 #74641A

analogous

#1A5774 #1A2A74 #371A74

triadic

#1A2A74 #741A2A #2A741A

tetradic

#1A2A74 #741A57 #74641A #1A7437

square

#1A2A74 #741A57 #74641A #1A7437

split-complementary

#1A2A74 #74371A #57741A

monochromatic

#060919 #0F1842 #1A2A74 #253CA6 #3652D2

Accessibility & contrast

On white

12.91

#1A2A74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#1A2A74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2A74

12.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2A74	#FFFFFF	#000000	##FFFFFF
##1A2A74	1.00	12.91	1.63	12.91
#FFFFFF	12.91	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003676

Deuteranopia (green-blind)

#002D73

Tritanopia (blue-blind)

#003D4A

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1a2a74;
/* rgb */ color: rgb(26, 42, 116);
/* oklch */ color: oklch(32.4% 0.128 268.7);

Tailwind

colors: {
  custom: {
    50: '#66639d',
    500: '#1a2a74',
    950: '#000000',
  },
}

SCSS

$custom: #1a2a74;
$custom-light: #66639d;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2a74",
  "rgb": {
    "r": 26,
    "g": 42,
    "b": 116
  },
  "hsl": {
    "h": 229.333,
    "s": 63.38,
    "l": 27.843
  },
  "oklch": {
    "l": 0.32383,
    "c": 0.12829,
    "h": 268.7
  },
  "luminance": 0.03136
}

Semantic roles & 50–950 ramp

primary

#1A2A74

secondary

#A99641

accent

#C941E6

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#07050E

muted

#7A797E

Preview Lab

Preview with #1A2A74

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

Preview Lab → · Contrast checker → · Palette generator →