#1A4B78#1A4B78

#1A4B78 is a dark, moderate cyan. Relative luminance 0.066; OKLCH L 40.4% C 0.092 H 249.7°. Best body text is #FFFFFF at 9.05:1 contrast (WCAG AA passes).

Color values

HEX	#1A4B78
RGB	rgb(26, 75, 120)
HSL	hsl(209, 64%, 29%)
HSV	hsv(209, 78%, 47%)
CMYK	cmyk(78.3%, 37.5%, 0%, 52.9%)
CIE-LAB	lab(30.90, 0.55, -30.33)
CIE-LCH	lch(30.90, 30.34, 271.03°)
OKLab	oklab(40.37% -0.032 -0.0863)
OKLCH	oklch(40.37% 0.092 249.7)
XYZ	xyz(6.3310, 6.6071, 18.7073)
Luminance	0.0661 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4B78 #78471A

analogous

#1A7876 #1A4B78 #1A1C78

triadic

#1A4B78 #781A4B #4B781A

tetradic

#1A4B78 #761A78 #78471A #1C781A

square

#1A4B78 #761A78 #78471A #1C781A

split-complementary

#1A4B78 #781A1C #78761A

monochromatic

#051019 #0F2C46 #1A4B78 #256AAA #388AD4

Accessibility & contrast

On white

9.05

#1A4B78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#1A4B78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4B78

9.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4B78	#FFFFFF	#000000	##FFFFFF
##1A4B78	1.00	9.05	2.32	9.05
#FFFFFF	9.05	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#364D7A

Deuteranopia (green-blind)

#284577

Tritanopia (blue-blind)

#00565B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #1a4b78;
/* rgb */ color: rgb(26, 75, 120);
/* oklch */ color: oklch(40.4% 0.092 249.7);

Tailwind

colors: {
  custom: {
    50: '#657c9f',
    500: '#1a4b78',
    950: '#000000',
  },
}

SCSS

$custom: #1a4b78;
$custom-light: #657c9f;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4b78",
  "rgb": {
    "r": 26,
    "g": 75,
    "b": 120
  },
  "hsl": {
    "h": 208.723,
    "s": 64.384,
    "l": 28.627
  },
  "oklch": {
    "l": 0.40374,
    "c": 0.09206,
    "h": 249.7
  },
  "luminance": 0.06608
}

Semantic roles & 50–950 ramp

primary

#1A4B78

secondary

#AC7541

accent

#9040E7

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#06090E

muted

#7A7B7E

Preview Lab

Preview with #1A4B78

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

Preview Lab → · Contrast checker → · Palette generator →