#1A2F73#1A2F73

#1A2F73 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.3% C 0.120 H 266.7°. Best body text is #FFFFFF at 12.37:1 contrast (WCAG AA passes).

Color values

HEX	#1A2F73
RGB	rgb(26, 47, 115)
HSL	hsl(226, 63%, 28%)
HSV	hsv(226, 77%, 45%)
CMYK	cmyk(77.4%, 59.1%, 0%, 54.9%)
CIE-LAB	lab(21.91, 17.96, -41.59)
CIE-LCH	lch(21.91, 45.31, 293.36°)
OKLab	oklab(33.35% -0.0069 -0.1199)
OKLCH	oklch(33.35% 0.12 266.7)
XYZ	xyz(4.5359, 3.4900, 16.6509)
Luminance	0.0349 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2F73 #735E1A

analogous

#1A5B73 #1A2F73 #321A73

triadic

#1A2F73 #731A2F #2F731A

tetradic

#1A2F73 #731A5B #735E1A #1A7332

square

#1A2F73 #731A5B #735E1A #1A7332

split-complementary

#1A2F73 #73321A #5B731A

monochromatic

#060A19 #0F1B41 #1A2F73 #2543A5 #365BD2

Accessibility & contrast

On white

12.37

#1A2F73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#1A2F73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2F73

12.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2F73	#FFFFFF	#000000	##FFFFFF
##1A2F73	1.00	12.37	1.70	12.37
#FFFFFF	12.37	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003975

Deuteranopia (green-blind)

#003172

Tritanopia (blue-blind)

#00404C

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1a2f73;
/* rgb */ color: rgb(26, 47, 115);
/* oklch */ color: oklch(33.3% 0.120 266.7);

Tailwind

colors: {
  custom: {
    50: '#65679c',
    500: '#1a2f73',
    950: '#000000',
  },
}

SCSS

$custom: #1a2f73;
$custom-light: #65679c;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2f73",
  "rgb": {
    "r": 26,
    "g": 47,
    "b": 115
  },
  "hsl": {
    "h": 225.843,
    "s": 63.121,
    "l": 27.647
  },
  "oklch": {
    "l": 0.33346,
    "c": 0.12015,
    "h": 266.7
  },
  "luminance": 0.0349
}

Semantic roles & 50–950 ramp

primary

#1A2F73

secondary

#A89041

accent

#BF42E6

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #1A2F73

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

Preview Lab → · Contrast checker → · Palette generator →