#2443A7#2443A7

#2443A7 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.5% C 0.165 H 266.2°. Best body text is #FFFFFF at 8.62:1 contrast (WCAG AA passes).

Color values

HEX	#2443A7
RGB	rgb(36, 67, 167)
HSL	hsl(226, 65%, 40%)
HSV	hsv(226, 78%, 65%)
CMYK	cmyk(78.4%, 59.9%, 0%, 34.5%)
CIE-LAB	lab(32.21, 25.92, -56.98)
CIE-LCH	lch(32.21, 62.60, 294.46°)
OKLab	oklab(42.53% -0.011 -0.1646)
OKLCH	oklch(42.53% 0.165 266.2)
XYZ	xyz(9.7073, 7.1783, 37.4257)
Luminance	0.0718 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2443A7 #A78824

analogous

#2484A7 #2443A7 #4724A7

triadic

#2443A7 #A72443 #43A724

tetradic

#2443A7 #A72484 #A78824 #24A747

square

#2443A7 #A72484 #A78824 #24A747

split-complementary

#2443A7 #A74724 #84A724

monochromatic

#0E1B42 #192F75 #2443A7 #355AD3 #6783DE

Accessibility & contrast

On white

8.62

#2443A7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#2443A7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2443A7

8.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2443A7	#FFFFFF	#000000	##FFFFFF
##2443A7	1.00	8.62	2.44	8.62
#FFFFFF	8.62	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052AA

Deuteranopia (green-blind)

#0046A5

Tritanopia (blue-blind)

#005C6E

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2443a7;
/* rgb */ color: rgb(36, 67, 167);
/* oklch */ color: oklch(42.5% 0.165 266.2);

Tailwind

colors: {
  custom: {
    50: '#7476c2',
    500: '#2443a7',
    950: '#000000',
  },
}

SCSS

$custom: #2443a7;
$custom-light: #7476c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2443a7",
  "rgb": {
    "r": 36,
    "g": 67,
    "b": 167
  },
  "hsl": {
    "h": 225.802,
    "s": 64.532,
    "l": 39.804
  },
  "oklch": {
    "l": 0.42531,
    "c": 0.165,
    "h": 266.2
  },
  "luminance": 0.07179
}

Semantic roles & 50–950 ramp

primary

#2443A7

secondary

#C4AD63

accent

#C040E8

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2443A7

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

Preview Lab → · Contrast checker → · Palette generator →