#1A4488#1A4488

#1A4488 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 39.8% C 0.123 H 259.7°. Best body text is #FFFFFF at 9.43:1 contrast (WCAG AA passes).

Color values

HEX	#1A4488
RGB	rgb(26, 68, 136)
HSL	hsl(217, 68%, 32%)
HSV	hsv(217, 81%, 53%)
CMYK	cmyk(80.9%, 50%, 0%, 46.7%)
CIE-LAB	lab(29.74, 11.78, -42.13)
CIE-LCH	lch(29.74, 43.75, 285.63°)
OKLab	oklab(39.81% -0.0219 -0.1211)
OKLCH	oklch(39.81% 0.123 259.7)
XYZ	xyz(6.9354, 6.1306, 24.1056)
Luminance	0.0613 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4488 #885E1A

analogous

#1A7B88 #1A4488 #271A88

triadic

#1A4488 #881A44 #44881A

tetradic

#1A4488 #881A7B #885E1A #1A8827

square

#1A4488 #881A7B #885E1A #1A8827

split-complementary

#1A4488 #88271A #7B881A

monochromatic

#061121 #102A55 #1A4488 #245EBB #427CDB

Accessibility & contrast

On white

9.43

#1A4488 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#1A4488 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4488

9.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4488	#FFFFFF	#000000	##FFFFFF
##1A4488	1.00	9.43	2.23	9.43
#FFFFFF	9.43	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D4B8B

Deuteranopia (green-blind)

#004187

Tritanopia (blue-blind)

#00545F

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #1a4488;
/* rgb */ color: rgb(26, 68, 136);
/* oklch */ color: oklch(39.8% 0.123 259.7);

Tailwind

colors: {
  custom: {
    50: '#6977ab',
    500: '#1a4488',
    950: '#000000',
  },
}

SCSS

$custom: #1a4488;
$custom-light: #6977ab;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4488",
  "rgb": {
    "r": 26,
    "g": 68,
    "b": 136
  },
  "hsl": {
    "h": 217.091,
    "s": 67.901,
    "l": 31.765
  },
  "oklch": {
    "l": 0.39807,
    "c": 0.12308,
    "h": 259.7
  },
  "luminance": 0.06131
}

Semantic roles & 50–950 ramp

primary

#1A4488

secondary

#BB8D43

accent

#A83DEB

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #1A4488

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

Preview Lab → · Contrast checker → · Palette generator →