#1A4391#1A4391

#1A4391 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.3% C 0.137 H 261.7°. Best body text is #FFFFFF at 9.31:1 contrast (WCAG AA passes).

Color values

HEX	#1A4391
RGB	rgb(26, 67, 145)
HSL	hsl(219, 70%, 34%)
HSV	hsv(219, 82%, 57%)
CMYK	cmyk(82.1%, 53.8%, 0%, 43.1%)
CIE-LAB	lab(30.10, 16.14, -47.08)
CIE-LCH	lch(30.10, 49.77, 288.93°)
OKLab	oklab(40.29% -0.0199 -0.1357)
OKLCH	oklch(40.29% 0.137 261.7)
XYZ	xyz(7.5421, 6.2774, 27.5967)
Luminance	0.0628 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4391 #91681A

analogous

#1A7E91 #1A4391 #2C1A91

triadic

#1A4391 #911A43 #43911A

tetradic

#1A4391 #911A7E #91681A #1A912C

square

#1A4391 #911A7E #91681A #1A912C

split-complementary

#1A4391 #912C1A #7E911A

monochromatic

#071329 #112B5D #1A4391 #235BC5 #477BDE

Accessibility & contrast

On white

9.31

#1A4391 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#1A4391 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4391

9.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4391	#FFFFFF	#000000	##FFFFFF
##1A4391	1.00	9.31	2.26	9.31
#FFFFFF	9.31	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#094D94

Deuteranopia (green-blind)

#00428F

Tritanopia (blue-blind)

#005663

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #1a4391;
/* rgb */ color: rgb(26, 67, 145);
/* oklch */ color: oklch(40.3% 0.137 261.7);

Tailwind

colors: {
  custom: {
    50: '#6b76b2',
    500: '#1a4391',
    950: '#000000',
  },
}

SCSS

$custom: #1a4391;
$custom-light: #6b76b2;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4391",
  "rgb": {
    "r": 26,
    "g": 67,
    "b": 145
  },
  "hsl": {
    "h": 219.328,
    "s": 69.591,
    "l": 33.529
  },
  "oklch": {
    "l": 0.40293,
    "c": 0.13717,
    "h": 261.7
  },
  "luminance": 0.06278
}

Semantic roles & 50–950 ramp

primary

#1A4391

secondary

#C09647

accent

#AF3BEC

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #1A4391

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

Preview Lab → · Contrast checker → · Palette generator →