#1F469A#1F469A

#1F469A is a dark, vivid blue. Relative luminance 0.070; OKLCH L 41.9% C 0.145 H 263.0°. Best body text is #FFFFFF at 8.75:1 contrast (WCAG AA passes).

Color values

HEX	#1F469A
RGB	rgb(31, 70, 154)
HSL	hsl(221, 66%, 36%)
HSV	hsv(221, 80%, 60%)
CMYK	cmyk(79.9%, 54.5%, 0%, 39.6%)
CIE-LAB	lab(31.82, 18.25, -49.79)
CIE-LCH	lch(31.82, 53.02, 290.13°)
OKLab	oklab(41.86% -0.0177 -0.1435)
OKLCH	oklch(41.86% 0.145 263)
XYZ	xyz(8.5859, 7.0037, 31.4649)
Luminance	0.0701 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F469A #9A731F

analogous

#1F849A #1F469A #361F9A

triadic

#1F469A #9A1F46 #469A1F

tetradic

#1F469A #9A1F84 #9A731F #1F9A36

square

#1F469A #9A1F84 #9A731F #1F9A36

split-complementary

#1F469A #9A361F #849A1F

monochromatic

#0A1834 #152F67 #1F469A #295DCD #5681DD

Accessibility & contrast

On white

8.75

#1F469A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#1F469A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F469A

8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F469A	#FFFFFF	#000000	##FFFFFF
##1F469A	1.00	8.75	2.40	8.75
#FFFFFF	8.75	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#01519D

Deuteranopia (green-blind)

#004598

Tritanopia (blue-blind)

#005B69

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1f469a;
/* rgb */ color: rgb(31, 70, 154);
/* oklch */ color: oklch(41.9% 0.145 263.0);

Tailwind

colors: {
  custom: {
    50: '#6f78b8',
    500: '#1f469a',
    950: '#000000',
  },
}

SCSS

$custom: #1f469a;
$custom-light: #6f78b8;
$custom-dark: #000000;

JSON

{
  "hex": "#1f469a",
  "rgb": {
    "r": 31,
    "g": 70,
    "b": 154
  },
  "hsl": {
    "h": 220.976,
    "s": 66.486,
    "l": 36.275
  },
  "oklch": {
    "l": 0.41858,
    "c": 0.14462,
    "h": 263
  },
  "luminance": 0.07005
}

Semantic roles & 50–950 ramp

primary

#1F469A

secondary

#C19E54

accent

#B33EE9

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090911

muted

#7B7B80

Preview Lab

Preview with #1F469A

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

Preview Lab → · Contrast checker → · Palette generator →