#1A489B#1A489B

#1A489B is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.2% C 0.145 H 261.1°. Best body text is #FFFFFF at 8.59:1 contrast (WCAG AA passes).

Color values

HEX	#1A489B
RGB	rgb(26, 72, 155)
HSL	hsl(219, 71%, 35%)
HSV	hsv(219, 83%, 61%)
CMYK	cmyk(83.2%, 53.5%, 0%, 39.2%)
CIE-LAB	lab(32.30, 16.77, -49.61)
CIE-LCH	lch(32.30, 52.37, 288.68°)
OKLab	oklab(42.21% -0.0224 -0.143)
OKLCH	oklch(42.21% 0.145 261.1)
XYZ	xyz(8.6576, 7.2198, 31.9413)
Luminance	0.0722 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A489B #9B6D1A

analogous

#1A889B #1A489B #2D1A9B

triadic

#1A489B #9B1A48 #489B1A

tetradic

#1A489B #9B1A88 #9B6D1A #1A9B2D

square

#1A489B #9B1A88 #9B6D1A #1A9B2D

split-complementary

#1A489B #9B2D1A #889B1A

monochromatic

#081732 #113067 #1A489B #2360CF #4E83E1

Accessibility & contrast

On white

8.59

#1A489B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#1A489B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A489B

8.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A489B	#FFFFFF	#000000	##FFFFFF
##1A489B	1.00	8.59	2.44	8.59
#FFFFFF	8.59	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#09529E

Deuteranopia (green-blind)

#004699

Tritanopia (blue-blind)

#005C6A

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #1a489b;
/* rgb */ color: rgb(26, 72, 155);
/* oklch */ color: oklch(42.2% 0.145 261.1);

Tailwind

colors: {
  custom: {
    50: '#6e7ab9',
    500: '#1a489b',
    950: '#000000',
  },
}

SCSS

$custom: #1a489b;
$custom-light: #6e7ab9;
$custom-dark: #000000;

JSON

{
  "hex": "#1a489b",
  "rgb": {
    "r": 26,
    "g": 72,
    "b": 155
  },
  "hsl": {
    "h": 218.605,
    "s": 71.271,
    "l": 35.49
  },
  "oklch": {
    "l": 0.42207,
    "c": 0.1448,
    "h": 261.1
  },
  "luminance": 0.07221
}

Semantic roles & 50–950 ramp

primary

#1A489B

secondary

#C4994D

accent

#AE3AEE

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1A489B

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

Preview Lab → · Contrast checker → · Palette generator →