#1A409E#1A409E

#1A409E is a dark, vivid blue. Relative luminance 0.064; OKLCH L 40.8% C 0.159 H 263.9°. Best body text is #FFFFFF at 9.25:1 contrast (WCAG AA passes).

Color values

HEX	#1A409E
RGB	rgb(26, 64, 158)
HSL	hsl(223, 72%, 36%)
HSV	hsv(223, 84%, 62%)
CMYK	cmyk(83.5%, 59.5%, 0%, 38%)
CIE-LAB	lab(30.29, 23.45, -54.70)
CIE-LCH	lch(30.29, 59.52, 293.20°)
OKLab	oklab(40.76% -0.0168 -0.1582)
OKLCH	oklch(40.76% 0.159 263.9)
XYZ	xyz(8.4288, 6.3540, 33.1233)
Luminance	0.0635 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A409E #9E781A

analogous

#1A829E #1A409E #361A9E

triadic

#1A409E #9E1A40 #409E1A

tetradic

#1A409E #9E1A82 #9E781A #1A9E36

square

#1A409E #9E1A82 #9E781A #1A9E36

split-complementary

#1A409E #9E361A #829E1A

monochromatic

#091535 #112B69 #1A409E #2355D3 #507AE2

Accessibility & contrast

On white

9.25

#1A409E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#1A409E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A409E

9.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A409E	#FFFFFF	#000000	##FFFFFF
##1A409E	1.00	9.25	2.27	9.25
#FFFFFF	9.25	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA1

Deuteranopia (green-blind)

#00419C

Tritanopia (blue-blind)

#005868

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #1a409e;
/* rgb */ color: rgb(26, 64, 158);
/* oklch */ color: oklch(40.8% 0.159 263.9);

Tailwind

colors: {
  custom: {
    50: '#6f74bb',
    500: '#1a409e',
    950: '#000000',
  },
}

SCSS

$custom: #1a409e;
$custom-light: #6f74bb;
$custom-dark: #000000;

JSON

{
  "hex": "#1a409e",
  "rgb": {
    "r": 26,
    "g": 64,
    "b": 158
  },
  "hsl": {
    "h": 222.727,
    "s": 71.739,
    "l": 36.078
  },
  "oklch": {
    "l": 0.40759,
    "c": 0.15905,
    "h": 263.9
  },
  "luminance": 0.06355
}

Semantic roles & 50–950 ramp

primary

#1A409E

secondary

#C5A34F

accent

#BA39EE

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #1A409E

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

Preview Lab → · Contrast checker → · Palette generator →