#1B4194#1B4194

#1B4194 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.1% C 0.144 H 263.0°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#1B4194
RGB	rgb(27, 65, 148)
HSL	hsl(221, 69%, 34%)
HSV	hsv(221, 82%, 58%)
CMYK	cmyk(81.8%, 56.1%, 0%, 42%)
CIE-LAB	lab(29.79, 18.84, -49.43)
CIE-LCH	lch(29.79, 52.90, 290.87°)
OKLab	oklab(40.14% -0.0175 -0.1426)
OKLCH	oklch(40.14% 0.144 263)
XYZ	xyz(7.6857, 6.1508, 28.7934)
Luminance	0.0615 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B4194 #946E1B

analogous

#1B7E94 #1B4194 #321B94

triadic

#1B4194 #941B41 #41941B

tetradic

#1B4194 #941B7E #946E1B #1B9432

square

#1B4194 #941B7E #946E1B #1B9432

split-complementary

#1B4194 #94321B #7E941B

monochromatic

#08142C #122A60 #1B4194 #2458C8 #4B79DE

Accessibility & contrast

On white

9.42

#1B4194 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#1B4194 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B4194

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B4194	#FFFFFF	#000000	##FFFFFF
##1B4194	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C97

Deuteranopia (green-blind)

#004192

Tritanopia (blue-blind)

#005664

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #1b4194;
/* rgb */ color: rgb(27, 65, 148);
/* oklch */ color: oklch(40.1% 0.144 263.0);

Tailwind

colors: {
  custom: {
    50: '#6d75b4',
    500: '#1b4194',
    950: '#000000',
  },
}

SCSS

$custom: #1b4194;
$custom-light: #6d75b4;
$custom-dark: #000000;

JSON

{
  "hex": "#1b4194",
  "rgb": {
    "r": 27,
    "g": 65,
    "b": 148
  },
  "hsl": {
    "h": 221.157,
    "s": 69.143,
    "l": 34.314
  },
  "oklch": {
    "l": 0.40139,
    "c": 0.1437,
    "h": 263
  },
  "luminance": 0.06152
}

Semantic roles & 50–950 ramp

primary

#1B4194

secondary

#C09B4B

accent

#B53CEC

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #1B4194

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

Preview Lab → · Contrast checker → · Palette generator →