#223B84#223B84

#223B84 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 37.8% C 0.127 H 266.2°. Best body text is #FFFFFF at 10.36:1 contrast (WCAG AA passes).

Color values

HEX	#223B84
RGB	rgb(34, 59, 132)
HSL	hsl(225, 59%, 33%)
HSV	hsv(225, 74%, 52%)
CMYK	cmyk(74.2%, 55.3%, 0%, 48.2%)
CIE-LAB	lab(27.11, 17.45, -43.88)
CIE-LCH	lch(27.11, 47.22, 291.69°)
OKLab	oklab(37.8% -0.0085 -0.1263)
OKLCH	oklch(37.8% 0.127 266.2)
XYZ	xyz(6.3871, 5.1333, 22.4795)
Luminance	0.0513 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223B84 #846B22

analogous

#226C84 #223B84 #3A2284

triadic

#223B84 #84223B #3B8422

tetradic

#223B84 #84226C #846B22 #22843A

square

#223B84 #84226C #846B22 #22843A

split-complementary

#223B84 #843A22 #6C8422

monochromatic

#090F23 #152553 #223B84 #2F51B5 #4F70D2

Accessibility & contrast

On white

10.36

#223B84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#223B84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223B84

10.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223B84	#FFFFFF	#000000	##FFFFFF
##223B84	1.00	10.36	2.03	10.36
#FFFFFF	10.36	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#044587

Deuteranopia (green-blind)

#003C83

Tritanopia (blue-blind)

#004D59

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #223b84;
/* rgb */ color: rgb(34, 59, 132);
/* oklch */ color: oklch(37.8% 0.127 266.2);

Tailwind

colors: {
  custom: {
    50: '#6b70a8',
    500: '#223b84',
    950: '#000000',
  },
}

SCSS

$custom: #223b84;
$custom-light: #6b70a8;
$custom-dark: #000000;

JSON

{
  "hex": "#223b84",
  "rgb": {
    "r": 34,
    "g": 59,
    "b": 132
  },
  "hsl": {
    "h": 224.694,
    "s": 59.036,
    "l": 32.549
  },
  "oklch": {
    "l": 0.378,
    "c": 0.12657,
    "h": 266.2
  },
  "luminance": 0.05134
}

Semantic roles & 50–950 ramp

primary

#223B84

secondary

#B59A4D

accent

#BA46E2

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #223B84

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

Preview Lab → · Contrast checker → · Palette generator →