#223DD3#223DD3

#223DD3 is a mid, highly saturated blue. Relative luminance 0.084; OKLCH L 45.6% C 0.228 H 267.1°. Best body text is #FFFFFF at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#223DD3
RGB	rgb(34, 61, 211)
HSL	hsl(231, 72%, 48%)
HSV	hsv(231, 84%, 83%)
CMYK	cmyk(83.9%, 71.1%, 0%, 17.3%)
CIE-LAB	lab(34.76, 45.78, -78.69)
CIE-LCH	lch(34.76, 91.04, 300.19°)
OKLab	oklab(45.62% -0.0115 -0.2281)
OKLCH	oklch(45.62% 0.228 267.1)
XYZ	xyz(14.0822, 8.3790, 62.4905)
Luminance	0.0838 (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

#223DD3 #D3B822

analogous

#2296D3 #223DD3 #5F22D3

triadic

#223DD3 #D3223D #3DD322

tetradic

#223DD3 #D32296 #D3B822 #22D35F

square

#223DD3 #D32296 #D3B822 #22D35F

split-complementary

#223DD3 #D35F22 #96D322

monochromatic

#111F6A #1A2E9E #223DD3 #4F66E3 #8494EB

Accessibility & contrast

On white

7.85

#223DD3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#223DD3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223DD3

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223DD3	#FFFFFF	#000000	##FFFFFF
##223DD3	1.00	7.85	2.68	7.85
#FFFFFF	7.85	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AD7

Deuteranopia (green-blind)

#0049D0

Tritanopia (blue-blind)

#006884

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #223dd3;
/* rgb */ color: rgb(34, 61, 211);
/* oklch */ color: oklch(45.6% 0.228 267.1);

Tailwind

colors: {
  custom: {
    50: '#7f73e2',
    500: '#223dd3',
    950: '#000000',
  },
}

SCSS

$custom: #223dd3;
$custom-light: #7f73e2;
$custom-dark: #000000;

JSON

{
  "hex": "#223dd3",
  "rgb": {
    "r": 34,
    "g": 61,
    "b": 211
  },
  "hsl": {
    "h": 230.847,
    "s": 72.245,
    "l": 48.039
  },
  "oklch": {
    "l": 0.45615,
    "c": 0.22841,
    "h": 267.1
  },
  "luminance": 0.08381
}

Semantic roles & 50–950 ramp

primary

#223DD3

secondary

#D4C77D

accent

#D339EF

background

#F8F7FE

surface

#F0EDFC

border

#CBC8D5

text

#0C0816

muted

#7D7B84

Preview Lab

Preview with #223DD3

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

Preview Lab → · Contrast checker → · Palette generator →