#2443AF#2443AF

#2443AF is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.2% C 0.176 H 266.4°. Best body text is #FFFFFF at 8.41:1 contrast (WCAG AA passes).

Color values

HEX	#2443AF
RGB	rgb(36, 67, 175)
HSL	hsl(227, 66%, 41%)
HSV	hsv(227, 79%, 69%)
CMYK	cmyk(79.4%, 61.7%, 0%, 31.4%)
CIE-LAB	lab(32.88, 28.98, -60.66)
CIE-LCH	lch(32.88, 67.23, 295.54°)
OKLab	oklab(43.24% -0.0109 -0.1754)
OKLCH	oklch(43.24% 0.176 266.4)
XYZ	xyz(10.4699, 7.4833, 41.4417)
Luminance	0.0748 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2443AF #AF9024

analogous

#2489AF #2443AF #4B24AF

triadic

#2443AF #AF2443 #43AF24

tetradic

#2443AF #AF2489 #AF9024 #24AF4B

square

#2443AF #AF2489 #AF9024 #24AF4B

split-complementary

#2443AF #AF4B24 #89AF24

monochromatic

#0F1C49 #1A307C #2443AF #3A5DD6 #6D86E1

Accessibility & contrast

On white

8.41

#2443AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#2443AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2443AF

8.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2443AF	#FFFFFF	#000000	##FFFFFF
##2443AF	1.00	8.41	2.50	8.41
#FFFFFF	8.41	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B3

Deuteranopia (green-blind)

#0047AD

Tritanopia (blue-blind)

#005F72

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2443af;
/* rgb */ color: rgb(36, 67, 175);
/* oklch */ color: oklch(43.2% 0.176 266.4);

Tailwind

colors: {
  custom: {
    50: '#7676c8',
    500: '#2443af',
    950: '#000000',
  },
}

SCSS

$custom: #2443af;
$custom-light: #7676c8;
$custom-dark: #000000;

JSON

{
  "hex": "#2443af",
  "rgb": {
    "r": 36,
    "g": 67,
    "b": 175
  },
  "hsl": {
    "h": 226.619,
    "s": 65.877,
    "l": 41.373
  },
  "oklch": {
    "l": 0.43242,
    "c": 0.17577,
    "h": 266.4
  },
  "luminance": 0.07485
}

Semantic roles & 50–950 ramp

primary

#2443AF

secondary

#C7B268

accent

#C33FE9

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2443AF

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

Preview Lab → · Contrast checker → · Palette generator →