#1A199F#1A199F

#1A199F is a dark, highly saturated blue. Relative luminance 0.034; OKLCH L 34.5% C 0.201 H 269.5°. Best body text is #FFFFFF at 12.47:1 contrast (WCAG AA passes).

Color values

HEX	#1A199F
RGB	rgb(26, 25, 159)
HSL	hsl(240, 73%, 36%)
HSV	hsv(240, 84%, 62%)
CMYK	cmyk(83.6%, 84.3%, 0%, 37.6%)
CIE-LAB	lab(21.64, 47.62, -69.55)
CIE-LCH	lch(21.64, 84.30, 304.40°)
OKLab	oklab(34.53% -0.0019 -0.2013)
OKLCH	oklch(34.53% 0.201 269.5)
XYZ	xyz(7.0295, 3.4172, 33.0833)
Luminance	0.0342 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A199F #9E9F19

analogous

#195B9F #1A199F #5D199F

triadic

#1A199F #9F1A19 #199F1A

tetradic

#1A199F #9F195B #9E9F19 #199F5D

square

#1A199F #9F195B #9E9F19 #199F5D

split-complementary

#1A199F #9F5D19 #5B9F19

monochromatic

#090835 #11116A #1A199F #2321D4 #504FE3

Accessibility & contrast

On white

12.47

#1A199F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#1A199F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A199F

12.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A199F	#FFFFFF	#000000	##FFFFFF
##1A199F	1.00	12.47	1.68	12.47
#FFFFFF	12.47	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003BA3

Deuteranopia (green-blind)

#002D9D

Tritanopia (blue-blind)

#00455E

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1a199f;
/* rgb */ color: rgb(26, 25, 159);
/* oklch */ color: oklch(34.5% 0.201 269.5);

Tailwind

colors: {
  custom: {
    50: '#735abd',
    500: '#1a199f',
    950: '#000000',
  },
}

SCSS

$custom: #1a199f;
$custom-light: #735abd;
$custom-dark: #000000;

JSON

{
  "hex": "#1a199f",
  "rgb": {
    "r": 26,
    "g": 25,
    "b": 159
  },
  "hsl": {
    "h": 240.448,
    "s": 72.826,
    "l": 36.078
  },
  "oklch": {
    "l": 0.34535,
    "c": 0.20136,
    "h": 269.5
  },
  "luminance": 0.03418
}

Semantic roles & 50–950 ramp

primary

#1A199F

secondary

#C5C64E

accent

#F038EE

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #1A199F

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

Preview Lab → · Contrast checker → · Palette generator →