#2243BC#2243BC

#2243BC is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.4% C 0.193 H 266.3°. Best body text is #FFFFFF at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#2243BC
RGB	rgb(34, 67, 188)
HSL	hsl(227, 69%, 44%)
HSV	hsv(227, 82%, 74%)
CMYK	cmyk(81.9%, 64.4%, 0%, 26.3%)
CIE-LAB	lab(33.95, 33.72, -66.61)
CIE-LCH	lch(33.95, 74.66, 296.85°)
OKLab	oklab(44.36% -0.0126 -0.1929)
OKLCH	oklch(44.36% 0.193 266.3)
XYZ	xyz(11.7408, 7.9838, 48.4894)
Luminance	0.0799 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2243BC #BC9B22

analogous

#2290BC #2243BC #4E22BC

triadic

#2243BC #BC2243 #43BC22

tetradic

#2243BC #BC2290 #BC9B22 #22BC4E

square

#2243BC #BC2290 #BC9B22 #22BC4E

split-complementary

#2243BC #BC4E22 #90BC22

monochromatic

#0F1E54 #193188 #2243BC #3F61DC #738BE6

Accessibility & contrast

On white

8.09

#2243BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#2243BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2243BC

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2243BC	#FFFFFF	#000000	##FFFFFF
##2243BC	1.00	8.09	2.60	8.09
#FFFFFF	8.09	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057C0

Deuteranopia (green-blind)

#0049BA

Tritanopia (blue-blind)

#006379

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2243bc;
/* rgb */ color: rgb(34, 67, 188);
/* oklch */ color: oklch(44.4% 0.193 266.3);

Tailwind

colors: {
  custom: {
    50: '#7977d1',
    500: '#2243bc',
    950: '#000000',
  },
}

SCSS

$custom: #2243bc;
$custom-light: #7977d1;
$custom-dark: #000000;

JSON

{
  "hex": "#2243bc",
  "rgb": {
    "r": 34,
    "g": 67,
    "b": 188
  },
  "hsl": {
    "h": 227.143,
    "s": 69.369,
    "l": 43.529
  },
  "oklch": {
    "l": 0.44361,
    "c": 0.1933,
    "h": 266.3
  },
  "luminance": 0.07985
}

Semantic roles & 50–950 ramp

primary

#2243BC

secondary

#CDB86D

accent

#C63CEC

background

#F8F7FD

surface

#EFEDFA

border

#CAC8D3

text

#0B0814

muted

#7C7B83

Preview Lab

Preview with #2243BC

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

Preview Lab → · Contrast checker → · Palette generator →