#1A4789#1A4789

#1A4789 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 40.6% C 0.121 H 258.4°. Best body text is #FFFFFF at 9.11:1 contrast (WCAG AA passes).

Color values

HEX	#1A4789
RGB	rgb(26, 71, 137)
HSL	hsl(216, 68%, 32%)
HSV	hsv(216, 81%, 54%)
CMYK	cmyk(81%, 48.2%, 0%, 46.3%)
CIE-LAB	lab(30.72, 10.13, -41.17)
CIE-LCH	lch(30.72, 42.40, 283.82°)
OKLab	oklab(40.58% -0.0243 -0.1182)
OKLCH	oklch(40.58% 0.121 258.4)
XYZ	xyz(7.1929, 6.5314, 24.5436)
Luminance	0.0653 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4789 #895C1A

analogous

#1A7F89 #1A4789 #251A89

triadic

#1A4789 #891A47 #47891A

tetradic

#1A4789 #891A7F #895C1A #1A8925

square

#1A4789 #891A7F #895C1A #1A8925

split-complementary

#1A4789 #89251A #7F891A

monochromatic

#061222 #102C56 #1A4789 #2462BC #4280DB

Accessibility & contrast

On white

9.11

#1A4789 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#1A4789 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4789

9.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4789	#FFFFFF	#000000	##FFFFFF
##1A4789	1.00	9.11	2.31	9.11
#FFFFFF	9.11	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#234E8B

Deuteranopia (green-blind)

#034488

Tritanopia (blue-blind)

#005761

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #1a4789;
/* rgb */ color: rgb(26, 71, 137);
/* oklch */ color: oklch(40.6% 0.121 258.4);

Tailwind

colors: {
  custom: {
    50: '#6979ac',
    500: '#1a4789',
    950: '#000000',
  },
}

SCSS

$custom: #1a4789;
$custom-light: #6979ac;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4789",
  "rgb": {
    "r": 26,
    "g": 71,
    "b": 137
  },
  "hsl": {
    "h": 215.676,
    "s": 68.098,
    "l": 31.961
  },
  "oklch": {
    "l": 0.4058,
    "c": 0.12071,
    "h": 258.4
  },
  "luminance": 0.06532
}

Semantic roles & 50–950 ramp

primary

#1A4789

secondary

#BC8B43

accent

#A43DEB

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070910

muted

#7A7B7F

Preview Lab

Preview with #1A4789

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

Preview Lab → · Contrast checker → · Palette generator →