#1A4E9F#1A4E9F

#1A4E9F is a dark, vivid blue. Relative luminance 0.082; OKLCH L 43.9% C 0.143 H 259.4°. Best body text is #FFFFFF at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#1A4E9F
RGB	rgb(26, 78, 159)
HSL	hsl(217, 72%, 36%)
HSV	hsv(217, 84%, 62%)
CMYK	cmyk(83.6%, 50.9%, 0%, 37.6%)
CIE-LAB	lab(34.34, 14.31, -48.74)
CIE-LCH	lch(34.34, 50.79, 286.37°)
OKLab	oklab(43.85% -0.0263 -0.1403)
OKLCH	oklch(43.85% 0.143 259.4)
XYZ	xyz(9.4061, 8.1704, 33.8755)
Luminance	0.0817 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4E9F #9F6B1A

analogous

#1A919F #1A4E9F #281A9F

triadic

#1A4E9F #9F1A4E #4E9F1A

tetradic

#1A4E9F #9F1A91 #9F6B1A #1A9F28

square

#1A4E9F #9F1A91 #9F6B1A #1A9F28

split-complementary

#1A4E9F #9F281A #919F1A

monochromatic

#091A36 #11346A #1A4E9F #2368D4 #518AE3

Accessibility & contrast

On white

7.97

#1A4E9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#1A4E9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4E9F

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4E9F	#FFFFFF	#000000	##FFFFFF
##1A4E9F	1.00	7.97	2.63	7.97
#FFFFFF	7.97	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	7.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B57A2

Deuteranopia (green-blind)

#004B9D

Tritanopia (blue-blind)

#00626F

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #1a4e9f;
/* rgb */ color: rgb(26, 78, 159);
/* oklch */ color: oklch(43.9% 0.143 259.4);

Tailwind

colors: {
  custom: {
    50: '#6e7ebc',
    500: '#1a4e9f',
    950: '#000000',
  },
}

SCSS

$custom: #1a4e9f;
$custom-light: #6e7ebc;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4e9f",
  "rgb": {
    "r": 26,
    "g": 78,
    "b": 159
  },
  "hsl": {
    "h": 216.541,
    "s": 71.892,
    "l": 36.275
  },
  "oklch": {
    "l": 0.43852,
    "c": 0.14278,
    "h": 259.4
  },
  "luminance": 0.08172
}

Semantic roles & 50–950 ramp

primary

#1A4E9F

secondary

#C59750

accent

#A839EF

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #1A4E9F

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

Preview Lab → · Contrast checker → · Palette generator →