#224DB3#224DB3

#224DB3 is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.5% C 0.169 H 263.7°. Best body text is #FFFFFF at 7.55:1 contrast (WCAG AA passes).

Color values

HEX	#224DB3
RGB	rgb(34, 77, 179)
HSL	hsl(222, 68%, 42%)
HSV	hsv(222, 81%, 70%)
CMYK	cmyk(81%, 57%, 0%, 29.8%)
CIE-LAB	lab(35.79, 23.67, -58.29)
CIE-LCH	lch(35.79, 62.91, 292.11°)
OKLab	oklab(45.5% -0.0186 -0.1683)
OKLCH	oklch(45.5% 0.169 263.7)
XYZ	xyz(11.4473, 8.9011, 43.7539)
Luminance	0.0890 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#224DB3 #B38822

analogous

#2296B3 #224DB3 #4022B3

triadic

#224DB3 #B3224D #4DB322

tetradic

#224DB3 #B32296 #B38822 #22B340

square

#224DB3 #B32296 #B38822 #22B340

split-complementary

#224DB3 #B34022 #96B322

monochromatic

#0E214C #183780 #224DB3 #3968D9 #6C90E3

Accessibility & contrast

On white

7.55

#224DB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#224DB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #224DB3

7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##224DB3	#FFFFFF	#000000	##FFFFFF
##224DB3	1.00	7.55	2.78	7.55
#FFFFFF	7.55	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BB6

Deuteranopia (green-blind)

#004EB1

Tritanopia (blue-blind)

#006778

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #224db3;
/* rgb */ color: rgb(34, 77, 179);
/* oklch */ color: oklch(45.5% 0.169 263.7);

Tailwind

colors: {
  custom: {
    50: '#767ecb',
    500: '#224db3',
    950: '#000000',
  },
}

SCSS

$custom: #224db3;
$custom-light: #767ecb;
$custom-dark: #000000;

JSON

{
  "hex": "#224db3",
  "rgb": {
    "r": 34,
    "g": 77,
    "b": 179
  },
  "hsl": {
    "h": 222.207,
    "s": 68.075,
    "l": 41.765
  },
  "oklch": {
    "l": 0.45501,
    "c": 0.16937,
    "h": 263.7
  },
  "luminance": 0.08903
}

Semantic roles & 50–950 ramp

primary

#224DB3

secondary

#C9AC68

accent

#B73DEB

background

#F7F7FC

surface

#EEEEF9

border

#C9C9D2

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #224DB3

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

Preview Lab → · Contrast checker → · Palette generator →