#1A2B73#1A2B73

#1A2B73 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 32.5% C 0.126 H 268.3°. Best body text is #FFFFFF at 12.83:1 contrast (WCAG AA passes).

Color values

HEX	#1A2B73
RGB	rgb(26, 43, 115)
HSL	hsl(229, 63%, 28%)
HSV	hsv(229, 77%, 45%)
CMYK	cmyk(77.4%, 62.6%, 0%, 54.9%)
CIE-LAB	lab(20.77, 20.82, -43.45)
CIE-LCH	lch(20.77, 48.18, 295.60°)
OKLab	oklab(32.5% -0.0038 -0.1255)
OKLCH	oklch(32.5% 0.126 268.3)
XYZ	xyz(4.3833, 3.1847, 16.6000)
Luminance	0.0319 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2B73 #73621A

analogous

#1A5873 #1A2B73 #351A73

triadic

#1A2B73 #731A2B #2B731A

tetradic

#1A2B73 #731A58 #73621A #1A7335

square

#1A2B73 #731A58 #73621A #1A7335

split-complementary

#1A2B73 #73351A #58731A

monochromatic

#060919 #0F1841 #1A2B73 #253EA5 #3654D2

Accessibility & contrast

On white

12.83

#1A2B73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#1A2B73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2B73

12.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2B73	#FFFFFF	#000000	##FFFFFF
##1A2B73	1.00	12.83	1.64	12.83
#FFFFFF	12.83	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003675

Deuteranopia (green-blind)

#002E72

Tritanopia (blue-blind)

#003D4A

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1a2b73;
/* rgb */ color: rgb(26, 43, 115);
/* oklch */ color: oklch(32.5% 0.126 268.3);

Tailwind

colors: {
  custom: {
    50: '#65649c',
    500: '#1a2b73',
    950: '#000000',
  },
}

SCSS

$custom: #1a2b73;
$custom-light: #65649c;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2b73",
  "rgb": {
    "r": 26,
    "g": 43,
    "b": 115
  },
  "hsl": {
    "h": 228.539,
    "s": 63.121,
    "l": 27.647
  },
  "oklch": {
    "l": 0.32495,
    "c": 0.12552,
    "h": 268.3
  },
  "luminance": 0.03185
}

Semantic roles & 50–950 ramp

primary

#1A2B73

secondary

#A89441

accent

#C742E6

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#06050E

muted

#7A797E

Preview Lab

Preview with #1A2B73

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

Preview Lab → · Contrast checker → · Palette generator →