#224FB1#224FB1

#224FB1 is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.7% C 0.164 H 263.0°. Best body text is #FFFFFF at 7.44:1 contrast (WCAG AA passes).

Color values

HEX	#224FB1
RGB	rgb(34, 79, 177)
HSL	hsl(221, 68%, 41%)
HSV	hsv(221, 81%, 69%)
CMYK	cmyk(80.8%, 55.4%, 0%, 30.6%)
CIE-LAB	lab(36.19, 21.56, -56.47)
CIE-LCH	lch(36.19, 60.44, 290.90°)
OKLab	oklab(45.75% -0.0201 -0.163)
OKLCH	oklch(45.75% 0.164 263)
XYZ	xyz(11.3886, 9.1050, 42.7437)
Luminance	0.0911 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#224FB1 #B18422

analogous

#2297B1 #224FB1 #3D22B1

triadic

#224FB1 #B1224F #4FB122

tetradic

#224FB1 #B12297 #B18422 #22B13D

square

#224FB1 #B12297 #B18422 #22B13D

split-complementary

#224FB1 #B13D22 #97B122

monochromatic

#0E214A #18387E #224FB1 #386AD9 #6B91E3

Accessibility & contrast

On white

7.44

#224FB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#224FB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #224FB1

7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##224FB1	#FFFFFF	#000000	##FFFFFF
##224FB1	1.00	7.44	2.82	7.44
#FFFFFF	7.44	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CB4

Deuteranopia (green-blind)

#004FAF

Tritanopia (blue-blind)

#006778

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #224fb1;
/* rgb */ color: rgb(34, 79, 177);
/* oklch */ color: oklch(45.7% 0.164 263.0);

Tailwind

colors: {
  custom: {
    50: '#757fc9',
    500: '#224fb1',
    950: '#000000',
  },
}

SCSS

$custom: #224fb1;
$custom-light: #757fc9;
$custom-dark: #000000;

JSON

{
  "hex": "#224fb1",
  "rgb": {
    "r": 34,
    "g": 79,
    "b": 177
  },
  "hsl": {
    "h": 221.119,
    "s": 67.773,
    "l": 41.373
  },
  "oklch": {
    "l": 0.45749,
    "c": 0.16419,
    "h": 263
  },
  "luminance": 0.09106
}

Semantic roles & 50–950 ramp

primary

#224FB1

secondary

#C9AA66

accent

#B43DEB

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #224FB1

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

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