#1F4694#1F4694

#1F4694 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.4% C 0.136 H 262.2°. Best body text is #FFFFFF at 8.89:1 contrast (WCAG AA passes).

Color values

HEX	#1F4694
RGB	rgb(31, 70, 148)
HSL	hsl(220, 65%, 35%)
HSV	hsv(220, 79%, 58%)
CMYK	cmyk(79.1%, 52.7%, 0%, 42%)
CIE-LAB	lab(31.37, 15.85, -46.86)
CIE-LCH	lch(31.37, 49.47, 288.69°)
OKLab	oklab(41.38% -0.0184 -0.1349)
OKLCH	oklch(41.38% 0.136 262.2)
XYZ	xyz(8.0986, 6.8088, 28.8986)
Luminance	0.0681 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F4694 #946D1F

analogous

#1F8094 #1F4694 #331F94

triadic

#1F4694 #941F46 #46941F

tetradic

#1F4694 #941F80 #946D1F #1F9433

square

#1F4694 #941F80 #946D1F #1F9433

split-complementary

#1F4694 #94331F #80941F

monochromatic

#0A162F #142E61 #1F4694 #2A5EC7 #5380DB

Accessibility & contrast

On white

8.89

#1F4694 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#1F4694 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F4694

8.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F4694	#FFFFFF	#000000	##FFFFFF
##1F4694	1.00	8.89	2.36	8.89
#FFFFFF	8.89	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#124F97

Deuteranopia (green-blind)

#004592

Tritanopia (blue-blind)

#005966

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #1f4694;
/* rgb */ color: rgb(31, 70, 148);
/* oklch */ color: oklch(41.4% 0.136 262.2);

Tailwind

colors: {
  custom: {
    50: '#6d78b4',
    500: '#1f4694',
    950: '#000000',
  },
}

SCSS

$custom: #1f4694;
$custom-light: #6d78b4;
$custom-dark: #000000;

JSON

{
  "hex": "#1f4694",
  "rgb": {
    "r": 31,
    "g": 70,
    "b": 148
  },
  "hsl": {
    "h": 220,
    "s": 65.363,
    "l": 35.098
  },
  "oklch": {
    "l": 0.41376,
    "c": 0.13617,
    "h": 262.2
  },
  "luminance": 0.0681
}

Semantic roles & 50–950 ramp

primary

#1F4694

secondary

#BE9A51

accent

#B03FE8

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1F4694

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

Preview Lab → · Contrast checker → · Palette generator →