#224BB5#224BB5

#224BB5 is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.3% C 0.175 H 264.4°. Best body text is #FFFFFF at 7.66:1 contrast (WCAG AA passes).

Color values

HEX	#224BB5
RGB	rgb(34, 75, 181)
HSL	hsl(223, 68%, 42%)
HSV	hsv(223, 81%, 71%)
CMYK	cmyk(81.2%, 58.6%, 0%, 29%)
CIE-LAB	lab(35.41, 25.78, -60.09)
CIE-LCH	lch(35.41, 65.39, 293.22°)
OKLab	oklab(45.27% -0.0172 -0.1737)
OKLCH	oklch(45.27% 0.175 264.4)
XYZ	xyz(11.5133, 8.7071, 44.7809)
Luminance	0.0871 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#224BB5 #B58C22

analogous

#2295B5 #224BB5 #4222B5

triadic

#224BB5 #B5224B #4BB522

tetradic

#224BB5 #B52295 #B58C22 #22B542

square

#224BB5 #B52295 #B58C22 #22B542

split-complementary

#224BB5 #B54222 #95B522

monochromatic

#0F204E #183681 #224BB5 #3A67DA #6E8FE4

Accessibility & contrast

On white

7.66

#224BB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#224BB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #224BB5

7.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##224BB5	#FFFFFF	#000000	##FFFFFF
##224BB5	1.00	7.66	2.74	7.66
#FFFFFF	7.66	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AB9

Deuteranopia (green-blind)

#004DB3

Tritanopia (blue-blind)

#006678

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #224bb5;
/* rgb */ color: rgb(34, 75, 181);
/* oklch */ color: oklch(45.3% 0.175 264.4);

Tailwind

colors: {
  custom: {
    50: '#767ccc',
    500: '#224bb5',
    950: '#000000',
  },
}

SCSS

$custom: #224bb5;
$custom-light: #767ccc;
$custom-dark: #000000;

JSON

{
  "hex": "#224bb5",
  "rgb": {
    "r": 34,
    "g": 75,
    "b": 181
  },
  "hsl": {
    "h": 223.265,
    "s": 68.372,
    "l": 42.157
  },
  "oklch": {
    "l": 0.45266,
    "c": 0.17452,
    "h": 264.4
  },
  "luminance": 0.08708
}

Semantic roles & 50–950 ramp

primary

#224BB5

secondary

#CAAF69

accent

#BB3DEB

background

#F7F7FC

surface

#EEEEF9

border

#C9C9D2

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #224BB5

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

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