#1A2B74#1A2B74

#1A2B74 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 32.6% C 0.127 H 268.3°. Best body text is #FFFFFF at 12.79:1 contrast (WCAG AA passes).

Color values

HEX	#1A2B74
RGB	rgb(26, 43, 116)
HSL	hsl(229, 63%, 28%)
HSV	hsv(229, 78%, 45%)
CMYK	cmyk(77.6%, 62.9%, 0%, 54.5%)
CIE-LAB	lab(20.86, 21.22, -43.95)
CIE-LCH	lch(20.86, 48.80, 295.78°)
OKLab	oklab(32.59% -0.0038 -0.1269)
OKLCH	oklch(32.59% 0.127 268.3)
XYZ	xyz(4.4412, 3.2078, 16.9047)
Luminance	0.0321 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2B74 #74631A

analogous

#1A5874 #1A2B74 #361A74

triadic

#1A2B74 #741A2B #2B741A

tetradic

#1A2B74 #741A58 #74631A #1A7436

square

#1A2B74 #741A58 #74631A #1A7436

split-complementary

#1A2B74 #74361A #58741A

monochromatic

#060919 #0F1842 #1A2B74 #253EA6 #3654D2

Accessibility & contrast

On white

12.79

#1A2B74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#1A2B74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2B74

12.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2B74	#FFFFFF	#000000	##FFFFFF
##1A2B74	1.00	12.79	1.64	12.79
#FFFFFF	12.79	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003676

Deuteranopia (green-blind)

#002E73

Tritanopia (blue-blind)

#003E4B

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1a2b74;
/* rgb */ color: rgb(26, 43, 116);
/* oklch */ color: oklch(32.6% 0.127 268.3);

Tailwind

colors: {
  custom: {
    50: '#65649d',
    500: '#1a2b74',
    950: '#000000',
  },
}

SCSS

$custom: #1a2b74;
$custom-light: #65649d;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2b74",
  "rgb": {
    "r": 26,
    "g": 43,
    "b": 116
  },
  "hsl": {
    "h": 228.667,
    "s": 63.38,
    "l": 27.843
  },
  "oklch": {
    "l": 0.32589,
    "c": 0.12697,
    "h": 268.3
  },
  "luminance": 0.03208
}

Semantic roles & 50–950 ramp

primary

#1A2B74

secondary

#A99541

accent

#C741E6

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#06050E

muted

#7A797E

Preview Lab

Preview with #1A2B74

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

Preview Lab → · Contrast checker → · Palette generator →