#1F46AF#1F46AF

#1F46AF is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.6% C 0.173 H 264.6°. Best body text is #FFFFFF at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#1F46AF
RGB	rgb(31, 70, 175)
HSL	hsl(224, 70%, 40%)
HSV	hsv(224, 82%, 69%)
CMYK	cmyk(82.3%, 60%, 0%, 31.4%)
CIE-LAB	lab(33.49, 26.52, -59.68)
CIE-LCH	lch(33.49, 65.30, 293.96°)
OKLab	oklab(43.64% -0.0164 -0.1726)
OKLCH	oklch(43.64% 0.173 264.6)
XYZ	xyz(10.4903, 7.7655, 41.4951)
Luminance	0.0777 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F46AF #AF881F

analogous

#1F8EAF #1F46AF #401FAF

triadic

#1F46AF #AF1F46 #46AF1F

tetradic

#1F46AF #AF1F8E #AF881F #1FAF40

square

#1F46AF #AF1F8E #AF881F #1FAF40

split-complementary

#1F46AF #AF401F #8EAF1F

monochromatic

#0D1C47 #16317B #1F46AF #315FDA #6587E4

Accessibility & contrast

On white

8.22

#1F46AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#1F46AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F46AF

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F46AF	#FFFFFF	#000000	##FFFFFF
##1F46AF	1.00	8.22	2.55	8.22
#FFFFFF	8.22	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B2

Deuteranopia (green-blind)

#0048AD

Tritanopia (blue-blind)

#006173

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1f46af;
/* rgb */ color: rgb(31, 70, 175);
/* oklch */ color: oklch(43.6% 0.173 264.6);

Tailwind

colors: {
  custom: {
    50: '#7479c8',
    500: '#1f46af',
    950: '#000000',
  },
}

SCSS

$custom: #1f46af;
$custom-light: #7479c8;
$custom-dark: #000000;

JSON

{
  "hex": "#1f46af",
  "rgb": {
    "r": 31,
    "g": 70,
    "b": 175
  },
  "hsl": {
    "h": 223.75,
    "s": 69.903,
    "l": 40.392
  },
  "oklch": {
    "l": 0.43644,
    "c": 0.17336,
    "h": 264.6
  },
  "luminance": 0.07767
}

Semantic roles & 50–950 ramp

primary

#1F46AF

secondary

#C9AD61

accent

#BD3BED

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #1F46AF

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

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