#1A499B#1A499B

#1A499B is a dark, vivid blue. Relative luminance 0.074; OKLCH L 42.4% C 0.144 H 260.7°. Best body text is #FFFFFF at 8.50:1 contrast (WCAG AA passes).

Color values

HEX	#1A499B
RGB	rgb(26, 73, 155)
HSL	hsl(218, 71%, 35%)
HSV	hsv(218, 83%, 61%)
CMYK	cmyk(83.2%, 52.9%, 0%, 39.2%)
CIE-LAB	lab(32.59, 16.09, -49.14)
CIE-LCH	lch(32.59, 51.71, 288.13°)
OKLab	oklab(42.43% -0.0231 -0.1416)
OKLCH	oklch(42.43% 0.144 260.7)
XYZ	xyz(8.7228, 7.3502, 31.9630)
Luminance	0.0735 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A499B #9B6C1A

analogous

#1A899B #1A499B #2C1A9B

triadic

#1A499B #9B1A49 #499B1A

tetradic

#1A499B #9B1A89 #9B6C1A #1A9B2C

square

#1A499B #9B1A89 #9B6C1A #1A9B2C

split-complementary

#1A499B #9B2C1A #899B1A

monochromatic

#081832 #113067 #1A499B #2362CF #4E84E1

Accessibility & contrast

On white

8.50

#1A499B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#1A499B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A499B

8.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A499B	#FFFFFF	#000000	##FFFFFF
##1A499B	1.00	8.50	2.47	8.50
#FFFFFF	8.50	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E539E

Deuteranopia (green-blind)

#004799

Tritanopia (blue-blind)

#005D6B

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1a499b;
/* rgb */ color: rgb(26, 73, 155);
/* oklch */ color: oklch(42.4% 0.144 260.7);

Tailwind

colors: {
  custom: {
    50: '#6e7bb9',
    500: '#1a499b',
    950: '#000000',
  },
}

SCSS

$custom: #1a499b;
$custom-light: #6e7bb9;
$custom-dark: #000000;

JSON

{
  "hex": "#1a499b",
  "rgb": {
    "r": 26,
    "g": 73,
    "b": 155
  },
  "hsl": {
    "h": 218.14,
    "s": 71.271,
    "l": 35.49
  },
  "oklch": {
    "l": 0.42427,
    "c": 0.14353,
    "h": 260.7
  },
  "luminance": 0.07351
}

Semantic roles & 50–950 ramp

primary

#1A499B

secondary

#C4984D

accent

#AC3AEE

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1A499B

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

Preview Lab → · Contrast checker → · Palette generator →