#1A2473#1A2473

#1A2473 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.1% C 0.135 H 270.5°. Best body text is #FFFFFF at 13.60:1 contrast (WCAG AA passes).

Color values

HEX	#1A2473
RGB	rgb(26, 36, 115)
HSL	hsl(233, 63%, 28%)
HSV	hsv(233, 77%, 45%)
CMYK	cmyk(77.4%, 68.7%, 0%, 54.9%)
CIE-LAB	lab(18.88, 25.72, -46.54)
CIE-LCH	lch(18.88, 53.17, 298.93°)
OKLab	oklab(31.1% 0.0013 -0.1346)
OKLCH	oklch(31.1% 0.135 270.5)
XYZ	xyz(4.1503, 2.7187, 16.5224)
Luminance	0.0272 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2473 #73691A

analogous

#1A5173 #1A2473 #3C1A73

triadic

#1A2473 #731A24 #24731A

tetradic

#1A2473 #731A51 #73691A #1A733C

square

#1A2473 #731A51 #73691A #1A733C

split-complementary

#1A2473 #733C1A #51731A

monochromatic

#060819 #0F1441 #1A2473 #2534A5 #3647D2

Accessibility & contrast

On white

13.60

#1A2473 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#1A2473 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2473

13.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2473	#FFFFFF	#000000	##FFFFFF
##1A2473	1.00	13.60	1.54	13.60
#FFFFFF	13.60	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003275

Deuteranopia (green-blind)

#002A72

Tritanopia (blue-blind)

#003948

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #1a2473;
/* rgb */ color: rgb(26, 36, 115);
/* oklch */ color: oklch(31.1% 0.135 270.5);

Tailwind

colors: {
  custom: {
    50: '#665e9c',
    500: '#1a2473',
    950: '#000000',
  },
}

SCSS

$custom: #1a2473;
$custom-light: #665e9c;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2473",
  "rgb": {
    "r": 26,
    "g": 36,
    "b": 115
  },
  "hsl": {
    "h": 233.258,
    "s": 63.121,
    "l": 27.647
  },
  "oklch": {
    "l": 0.31102,
    "c": 0.13459,
    "h": 270.5
  },
  "luminance": 0.02719
}

Semantic roles & 50–950 ramp

primary

#1A2473

secondary

#A89C41

accent

#D442E6

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #1A2473

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

Preview Lab → · Contrast checker → · Palette generator →