#1B4496#1B4496

#1B4496 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.0% C 0.143 H 262.2°. Best body text is #FFFFFF at 9.08:1 contrast (WCAG AA passes).

Color values

HEX	#1B4496
RGB	rgb(27, 68, 150)
HSL	hsl(220, 69%, 35%)
HSV	hsv(220, 82%, 59%)
CMYK	cmyk(82%, 54.7%, 0%, 41.2%)
CIE-LAB	lab(30.80, 17.59, -49.00)
CIE-LCH	lch(30.80, 52.06, 289.74°)
OKLab	oklab(40.96% -0.0194 -0.1413)
OKLCH	oklch(40.96% 0.143 262.2)
XYZ	xyz(8.0222, 6.5683, 29.6933)
Luminance	0.0657 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B4496 #966D1B

analogous

#1B8296 #1B4496 #2F1B96

triadic

#1B4496 #961B44 #44961B

tetradic

#1B4496 #961B82 #966D1B #1B962F

square

#1B4496 #961B82 #966D1B #1B962F

split-complementary

#1B4496 #962F1B #82961B

monochromatic

#08152E #122C62 #1B4496 #245CCA #4D7DDF

Accessibility & contrast

On white

9.08

#1B4496 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#1B4496 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B4496

9.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B4496	#FFFFFF	#000000	##FFFFFF
##1B4496	1.00	9.08	2.31	9.08
#FFFFFF	9.08	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004E99

Deuteranopia (green-blind)

#004394

Tritanopia (blue-blind)

#005866

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #1b4496;
/* rgb */ color: rgb(27, 68, 150);
/* oklch */ color: oklch(41.0% 0.143 262.2);

Tailwind

colors: {
  custom: {
    50: '#6d77b5',
    500: '#1b4496',
    950: '#000000',
  },
}

SCSS

$custom: #1b4496;
$custom-light: #6d77b5;
$custom-dark: #000000;

JSON

{
  "hex": "#1b4496",
  "rgb": {
    "r": 27,
    "g": 68,
    "b": 150
  },
  "hsl": {
    "h": 220,
    "s": 69.492,
    "l": 34.706
  },
  "oklch": {
    "l": 0.40956,
    "c": 0.14265,
    "h": 262.2
  },
  "luminance": 0.06569
}

Semantic roles & 50–950 ramp

primary

#1B4496

secondary

#C19A4C

accent

#B13BEC

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #1B4496

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

Preview Lab → · Contrast checker → · Palette generator →