#1F46A0#1F46A0

#1F46A0 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.4% C 0.153 H 263.5°. Best body text is #FFFFFF at 8.60:1 contrast (WCAG AA passes).

Color values

HEX	#1F46A0
RGB	rgb(31, 70, 160)
HSL	hsl(222, 68%, 37%)
HSV	hsv(222, 81%, 63%)
CMYK	cmyk(80.6%, 56.3%, 0%, 37.3%)
CIE-LAB	lab(32.28, 20.63, -52.67)
CIE-LCH	lch(32.28, 56.56, 291.39°)
OKLab	oklab(42.35% -0.0172 -0.152)
OKLCH	oklch(42.35% 0.153 263.5)
XYZ	xyz(9.0981, 7.2086, 34.1628)
Luminance	0.0721 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F46A0 #A0791F

analogous

#1F87A0 #1F46A0 #381FA0

triadic

#1F46A0 #A01F46 #46A01F

tetradic

#1F46A0 #A01F87 #A0791F #1FA038

square

#1F46A0 #A01F87 #A0791F #1FA038

split-complementary

#1F46A0 #A0381F #87A01F

monochromatic

#0B1939 #15306D #1F46A0 #295CD3 #5A82DF

Accessibility & contrast

On white

8.60

#1F46A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#1F46A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F46A0

8.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F46A0	#FFFFFF	#000000	##FFFFFF
##1F46A0	1.00	8.60	2.44	8.60
#FFFFFF	8.60	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052A3

Deuteranopia (green-blind)

#00469E

Tritanopia (blue-blind)

#005C6C

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #1f46a0;
/* rgb */ color: rgb(31, 70, 160);
/* oklch */ color: oklch(42.4% 0.153 263.5);

Tailwind

colors: {
  custom: {
    50: '#7178bd',
    500: '#1f46a0',
    950: '#000000',
  },
}

SCSS

$custom: #1f46a0;
$custom-light: #7178bd;
$custom-dark: #000000;

JSON

{
  "hex": "#1f46a0",
  "rgb": {
    "r": 31,
    "g": 70,
    "b": 160
  },
  "hsl": {
    "h": 221.86,
    "s": 67.539,
    "l": 37.451
  },
  "oklch": {
    "l": 0.42354,
    "c": 0.15297,
    "h": 263.5
  },
  "luminance": 0.0721
}

Semantic roles & 50–950 ramp

primary

#1F46A0

secondary

#C3A358

accent

#B63DEA

background

#F7F7FB

surface

#EDEDF7

border

#C8C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #1F46A0

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

Preview Lab → · Contrast checker → · Palette generator →