#1A2A73#1A2A73

#1A2A73 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 32.3% C 0.127 H 268.6°. Best body text is #FFFFFF at 12.94:1 contrast (WCAG AA passes).

Color values

HEX	#1A2A73
RGB	rgb(26, 42, 115)
HSL	hsl(229, 63%, 28%)
HSV	hsv(229, 77%, 45%)
CMYK	cmyk(77.4%, 63.5%, 0%, 54.9%)
CIE-LAB	lab(20.49, 21.53, -43.90)
CIE-LCH	lch(20.49, 48.90, 296.12°)
OKLab	oklab(32.29% -0.003 -0.1268)
OKLCH	oklch(32.29% 0.127 268.6)
XYZ	xyz(4.3474, 3.1129, 16.5881)
Luminance	0.0311 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2A73 #73631A

analogous

#1A5773 #1A2A73 #361A73

triadic

#1A2A73 #731A2A #2A731A

tetradic

#1A2A73 #731A57 #73631A #1A7336

square

#1A2A73 #731A57 #73631A #1A7336

split-complementary

#1A2A73 #73361A #57731A

monochromatic

#060919 #0F1841 #1A2A73 #253CA5 #3652D2

Accessibility & contrast

On white

12.94

#1A2A73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#1A2A73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2A73

12.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2A73	#FFFFFF	#000000	##FFFFFF
##1A2A73	1.00	12.94	1.62	12.94
#FFFFFF	12.94	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003675

Deuteranopia (green-blind)

#002D72

Tritanopia (blue-blind)

#003D4A

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #1a2a73;
/* rgb */ color: rgb(26, 42, 115);
/* oklch */ color: oklch(32.3% 0.127 268.6);

Tailwind

colors: {
  custom: {
    50: '#65639c',
    500: '#1a2a73',
    950: '#000000',
  },
}

SCSS

$custom: #1a2a73;
$custom-light: #65639c;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2a73",
  "rgb": {
    "r": 26,
    "g": 42,
    "b": 115
  },
  "hsl": {
    "h": 229.213,
    "s": 63.121,
    "l": 27.647
  },
  "oklch": {
    "l": 0.32288,
    "c": 0.12684,
    "h": 268.6
  },
  "luminance": 0.03113
}

Semantic roles & 50–950 ramp

primary

#1A2A73

secondary

#A89541

accent

#C942E6

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#06050E

muted

#7A797E

Preview Lab

Preview with #1A2A73

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

Preview Lab → · Contrast checker → · Palette generator →