#224BB3#224BB3

#224BB3 is a mid, vivid blue. Relative luminance 0.086; OKLCH L 45.1% C 0.172 H 264.2°. Best body text is #FFFFFF at 7.71:1 contrast (WCAG AA passes).

Color values

HEX	#224BB3
RGB	rgb(34, 75, 179)
HSL	hsl(223, 68%, 42%)
HSV	hsv(223, 81%, 70%)
CMYK	cmyk(81%, 58.1%, 0%, 29.8%)
CIE-LAB	lab(35.25, 25.01, -59.17)
CIE-LCH	lch(35.25, 64.24, 292.91°)
OKLab	oklab(45.1% -0.0173 -0.171)
OKLCH	oklch(45.1% 0.172 264.2)
XYZ	xyz(11.3096, 8.6256, 43.7079)
Luminance	0.0863 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#224BB3 #B38A22

analogous

#2294B3 #224BB3 #4122B3

triadic

#224BB3 #B3224B #4BB322

tetradic

#224BB3 #B32294 #B38A22 #22B341

square

#224BB3 #B32294 #B38A22 #22B341

split-complementary

#224BB3 #B34122 #94B322

monochromatic

#0E204C #183580 #224BB3 #3966D9 #6C8EE3

Accessibility & contrast

On white

7.71

#224BB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#224BB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #224BB3

7.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##224BB3	#FFFFFF	#000000	##FFFFFF
##224BB3	1.00	7.71	2.73	7.71
#FFFFFF	7.71	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AB7

Deuteranopia (green-blind)

#004CB1

Tritanopia (blue-blind)

#006577

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #224bb3;
/* rgb */ color: rgb(34, 75, 179);
/* oklch */ color: oklch(45.1% 0.172 264.2);

Tailwind

colors: {
  custom: {
    50: '#767ccb',
    500: '#224bb3',
    950: '#000000',
  },
}

SCSS

$custom: #224bb3;
$custom-light: #767ccb;
$custom-dark: #000000;

JSON

{
  "hex": "#224bb3",
  "rgb": {
    "r": 34,
    "g": 75,
    "b": 179
  },
  "hsl": {
    "h": 223.034,
    "s": 68.075,
    "l": 41.765
  },
  "oklch": {
    "l": 0.45095,
    "c": 0.17183,
    "h": 264.2
  },
  "luminance": 0.08627
}

Semantic roles & 50–950 ramp

primary

#224BB3

secondary

#C9AE68

accent

#BA3DEB

background

#F7F7FC

surface

#EEEEF9

border

#C9C9D2

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #224BB3

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

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