#223FD3#223FD3

#223FD3 is a mid, highly saturated blue. Relative luminance 0.086; OKLCH L 45.9% C 0.226 H 266.9°. Best body text is #FFFFFF at 7.72:1 contrast (WCAG AA passes).

Color values

HEX	#223FD3
RGB	rgb(34, 63, 211)
HSL	hsl(230, 72%, 48%)
HSV	hsv(230, 84%, 83%)
CMYK	cmyk(83.9%, 70.1%, 0%, 17.3%)
CIE-LAB	lab(35.20, 44.58, -77.97)
CIE-LCH	lch(35.20, 89.82, 299.76°)
OKLab	oklab(45.93% -0.0122 -0.226)
OKLCH	oklch(45.93% 0.226 266.9)
XYZ	xyz(14.1910, 8.5965, 62.5267)
Luminance	0.0860 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223FD3 #D3B622

analogous

#2298D3 #223FD3 #5D22D3

triadic

#223FD3 #D3223F #3FD322

tetradic

#223FD3 #D32298 #D3B622 #22D35D

square

#223FD3 #D32298 #D3B622 #22D35D

split-complementary

#223FD3 #D35D22 #98D322

monochromatic

#11206A #1A2F9E #223FD3 #4F68E3 #8495EB

Accessibility & contrast

On white

7.72

#223FD3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#223FD3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223FD3

7.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223FD3	#FFFFFF	#000000	##FFFFFF
##223FD3	1.00	7.72	2.72	7.72
#FFFFFF	7.72	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BD7

Deuteranopia (green-blind)

#004AD0

Tritanopia (blue-blind)

#006984

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #223fd3;
/* rgb */ color: rgb(34, 63, 211);
/* oklch */ color: oklch(45.9% 0.226 266.9);

Tailwind

colors: {
  custom: {
    50: '#7f74e2',
    500: '#223fd3',
    950: '#000000',
  },
}

SCSS

$custom: #223fd3;
$custom-light: #7f74e2;
$custom-dark: #000000;

JSON

{
  "hex": "#223fd3",
  "rgb": {
    "r": 34,
    "g": 63,
    "b": 211
  },
  "hsl": {
    "h": 230.169,
    "s": 72.245,
    "l": 48.039
  },
  "oklch": {
    "l": 0.4593,
    "c": 0.22637,
    "h": 266.9
  },
  "luminance": 0.08598
}

Semantic roles & 50–950 ramp

primary

#223FD3

secondary

#D4C67D

accent

#D139EF

background

#F8F7FE

surface

#F0EDFC

border

#CBC8D5

text

#0C0816

muted

#7D7B84

Preview Lab

Preview with #223FD3

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

Preview Lab → · Contrast checker → · Palette generator →