#1A2C73#1A2C73

#1A2C73 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 32.7% C 0.124 H 267.9°. Best body text is #FFFFFF at 12.71:1 contrast (WCAG AA passes).

Color values

HEX	#1A2C73
RGB	rgb(26, 44, 115)
HSL	hsl(228, 63%, 28%)
HSV	hsv(228, 77%, 45%)
CMYK	cmyk(77.4%, 61.7%, 0%, 54.9%)
CIE-LAB	lab(21.05, 20.11, -42.99)
CIE-LCH	lch(21.05, 47.46, 295.07°)
OKLab	oklab(32.7% -0.0045 -0.1241)
OKLCH	oklch(32.7% 0.124 267.9)
XYZ	xyz(4.4201, 3.2583, 16.6123)
Luminance	0.0326 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2C73 #73611A

analogous

#1A5973 #1A2C73 #341A73

triadic

#1A2C73 #731A2C #2C731A

tetradic

#1A2C73 #731A59 #73611A #1A7334

square

#1A2C73 #731A59 #73611A #1A7334

split-complementary

#1A2C73 #73341A #59731A

monochromatic

#060A19 #0F1941 #1A2C73 #253FA5 #3655D2

Accessibility & contrast

On white

12.71

#1A2C73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#1A2C73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2C73

12.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2C73	#FFFFFF	#000000	##FFFFFF
##1A2C73	1.00	12.71	1.65	12.71
#FFFFFF	12.71	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003775

Deuteranopia (green-blind)

#002F72

Tritanopia (blue-blind)

#003E4B

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1a2c73;
/* rgb */ color: rgb(26, 44, 115);
/* oklch */ color: oklch(32.7% 0.124 267.9);

Tailwind

colors: {
  custom: {
    50: '#65649c',
    500: '#1a2c73',
    950: '#000000',
  },
}

SCSS

$custom: #1a2c73;
$custom-light: #65649c;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2c73",
  "rgb": {
    "r": 26,
    "g": 44,
    "b": 115
  },
  "hsl": {
    "h": 227.865,
    "s": 63.121,
    "l": 27.647
  },
  "oklch": {
    "l": 0.32704,
    "c": 0.12418,
    "h": 267.9
  },
  "luminance": 0.03259
}

Semantic roles & 50–950 ramp

primary

#1A2C73

secondary

#A89341

accent

#C542E6

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06050E

muted

#7A7A7E

Preview Lab

Preview with #1A2C73

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

Preview Lab → · Contrast checker → · Palette generator →