#1A2C74#1A2C74

#1A2C74 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 32.8% C 0.126 H 267.9°. Best body text is #FFFFFF at 12.68:1 contrast (WCAG AA passes).

Color values

HEX	#1A2C74
RGB	rgb(26, 44, 116)
HSL	hsl(228, 63%, 28%)
HSV	hsv(228, 78%, 45%)
CMYK	cmyk(77.6%, 62.1%, 0%, 54.5%)
CIE-LAB	lab(21.14, 20.51, -43.49)
CIE-LCH	lch(21.14, 48.08, 295.25°)
OKLab	oklab(32.8% -0.0045 -0.1256)
OKLCH	oklch(32.8% 0.126 267.9)
XYZ	xyz(4.4780, 3.2814, 16.9170)
Luminance	0.0328 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2C74 #74621A

analogous

#1A5974 #1A2C74 #351A74

triadic

#1A2C74 #741A2C #2C741A

tetradic

#1A2C74 #741A59 #74621A #1A7435

square

#1A2C74 #741A59 #74621A #1A7435

split-complementary

#1A2C74 #74351A #59741A

monochromatic

#060919 #0F1942 #1A2C74 #253FA6 #3656D2

Accessibility & contrast

On white

12.68

#1A2C74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#1A2C74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2C74

12.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2C74	#FFFFFF	#000000	##FFFFFF
##1A2C74	1.00	12.68	1.66	12.68
#FFFFFF	12.68	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003776

Deuteranopia (green-blind)

#002F73

Tritanopia (blue-blind)

#003E4B

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1a2c74;
/* rgb */ color: rgb(26, 44, 116);
/* oklch */ color: oklch(32.8% 0.126 267.9);

Tailwind

colors: {
  custom: {
    50: '#65649d',
    500: '#1a2c74',
    950: '#000000',
  },
}

SCSS

$custom: #1a2c74;
$custom-light: #65649d;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2c74",
  "rgb": {
    "r": 26,
    "g": 44,
    "b": 116
  },
  "hsl": {
    "h": 228,
    "s": 63.38,
    "l": 27.843
  },
  "oklch": {
    "l": 0.32797,
    "c": 0.12564,
    "h": 267.9
  },
  "luminance": 0.03282
}

Semantic roles & 50–950 ramp

primary

#1A2C74

secondary

#A99441

accent

#C541E6

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06050E

muted

#7A7A7E

Preview Lab

Preview with #1A2C74

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

Preview Lab → · Contrast checker → · Palette generator →