#2240A4#2240A4

#2240A4 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.6% C 0.165 H 266.3°. Best body text is #FFFFFF at 8.98:1 contrast (WCAG AA passes).

Color values

HEX	#2240A4
RGB	rgb(34, 64, 164)
HSL	hsl(226, 66%, 39%)
HSV	hsv(226, 79%, 64%)
CMYK	cmyk(79.3%, 61%, 0%, 35.7%)
CIE-LAB	lab(31.08, 26.56, -57.02)
CIE-LCH	lch(31.08, 62.90, 294.98°)
OKLab	oklab(41.59% -0.0107 -0.1648)
OKLCH	oklch(41.59% 0.165 266.3)
XYZ	xyz(9.1916, 6.6862, 35.9209)
Luminance	0.0669 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2240A4 #A48622

analogous

#2281A4 #2240A4 #4522A4

triadic

#2240A4 #A42240 #40A422

tetradic

#2240A4 #A42281 #A48622 #22A445

square

#2240A4 #A42281 #A48622 #22A445

split-complementary

#2240A4 #A44522 #81A422

monochromatic

#0D183F #172C71 #2240A4 #2F55D4 #627FDE

Accessibility & contrast

On white

8.98

#2240A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#2240A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2240A4

8.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2240A4	#FFFFFF	#000000	##FFFFFF
##2240A4	1.00	8.98	2.34	8.98
#FFFFFF	8.98	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA7

Deuteranopia (green-blind)

#0043A2

Tritanopia (blue-blind)

#005A6B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2240a4;
/* rgb */ color: rgb(34, 64, 164);
/* oklch */ color: oklch(41.6% 0.165 266.3);

Tailwind

colors: {
  custom: {
    50: '#7374c0',
    500: '#2240a4',
    950: '#000000',
  },
}

SCSS

$custom: #2240a4;
$custom-light: #7374c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2240a4",
  "rgb": {
    "r": 34,
    "g": 64,
    "b": 164
  },
  "hsl": {
    "h": 226.154,
    "s": 65.657,
    "l": 38.824
  },
  "oklch": {
    "l": 0.4159,
    "c": 0.16518,
    "h": 266.3
  },
  "luminance": 0.06687
}

Semantic roles & 50–950 ramp

primary

#2240A4

secondary

#C4AC5E

accent

#C23FE9

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #2240A4

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

Preview Lab → · Contrast checker → · Palette generator →