#1A4B9F#1A4B9F

#1A4B9F is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.2% C 0.147 H 260.5°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#1A4B9F
RGB	rgb(26, 75, 159)
HSL	hsl(218, 72%, 36%)
HSV	hsv(218, 84%, 62%)
CMYK	cmyk(83.6%, 52.8%, 0%, 37.6%)
CIE-LAB	lab(33.46, 16.34, -50.14)
CIE-LCH	lch(33.46, 52.74, 288.05°)
OKLab	oklab(43.19% -0.0241 -0.1446)
OKLCH	oklch(43.19% 0.147 260.5)
XYZ	xyz(9.1978, 7.7538, 33.8060)
Luminance	0.0775 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4B9F #9F6E1A

analogous

#1A8E9F #1A4B9F #2C1A9F

triadic

#1A4B9F #9F1A4B #4B9F1A

tetradic

#1A4B9F #9F1A8E #9F6E1A #1A9F2C

square

#1A4B9F #9F1A8E #9F6E1A #1A9F2C

split-complementary

#1A4B9F #9F2C1A #8E9F1A

monochromatic

#091936 #11326A #1A4B9F #2364D4 #5187E3

Accessibility & contrast

On white

8.23

#1A4B9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#1A4B9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4B9F

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4B9F	#FFFFFF	#000000	##FFFFFF
##1A4B9F	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F55A2

Deuteranopia (green-blind)

#00499D

Tritanopia (blue-blind)

#00606D

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1a4b9f;
/* rgb */ color: rgb(26, 75, 159);
/* oklch */ color: oklch(43.2% 0.147 260.5);

Tailwind

colors: {
  custom: {
    50: '#6f7cbc',
    500: '#1a4b9f',
    950: '#000000',
  },
}

SCSS

$custom: #1a4b9f;
$custom-light: #6f7cbc;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4b9f",
  "rgb": {
    "r": 26,
    "g": 75,
    "b": 159
  },
  "hsl": {
    "h": 217.895,
    "s": 71.892,
    "l": 36.275
  },
  "oklch": {
    "l": 0.43187,
    "c": 0.14655,
    "h": 260.5
  },
  "luminance": 0.07755
}

Semantic roles & 50–950 ramp

primary

#1A4B9F

secondary

#C59A50

accent

#AC39EF

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #1A4B9F

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

Preview Lab → · Contrast checker → · Palette generator →