#223F90#223F90

#223F90 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 39.7% C 0.139 H 265.5°. Best body text is #FFFFFF at 9.63:1 contrast (WCAG AA passes).

Color values

HEX	#223F90
RGB	rgb(34, 63, 144)
HSL	hsl(224, 62%, 35%)
HSV	hsv(224, 76%, 56%)
CMYK	cmyk(76.4%, 56.3%, 0%, 43.5%)
CIE-LAB	lab(29.18, 19.43, -47.95)
CIE-LCH	lch(29.18, 51.74, 292.06°)
OKLab	oklab(39.65% -0.0108 -0.1382)
OKLCH	oklch(39.65% 0.139 265.5)
XYZ	xyz(7.4695, 5.9079, 27.1268)
Luminance	0.0591 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223F90 #907322

analogous

#227690 #223F90 #3C2290

triadic

#223F90 #90223F #3F9022

tetradic

#223F90 #902276 #907322 #22903C

square

#223F90 #902276 #907322 #22903C

split-complementary

#223F90 #903C22 #769022

monochromatic

#0B142D #16295E #223F90 #2E55C2 #5578D7

Accessibility & contrast

On white

9.63

#223F90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#223F90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223F90

9.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223F90	#FFFFFF	#000000	##FFFFFF
##223F90	1.00	9.63	2.18	9.63
#FFFFFF	9.63	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A93

Deuteranopia (green-blind)

#00408E

Tritanopia (blue-blind)

#005361

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #223f90;
/* rgb */ color: rgb(34, 63, 144);
/* oklch */ color: oklch(39.7% 0.139 265.5);

Tailwind

colors: {
  custom: {
    50: '#6e73b1',
    500: '#223f90',
    950: '#000000',
  },
}

SCSS

$custom: #223f90;
$custom-light: #6e73b1;
$custom-dark: #000000;

JSON

{
  "hex": "#223f90",
  "rgb": {
    "r": 34,
    "g": 63,
    "b": 144
  },
  "hsl": {
    "h": 224.182,
    "s": 61.798,
    "l": 34.902
  },
  "oklch": {
    "l": 0.39654,
    "c": 0.13864,
    "h": 265.5
  },
  "luminance": 0.05909
}

Semantic roles & 50–950 ramp

primary

#223F90

secondary

#BB9F53

accent

#BA43E5

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #223F90

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

Preview Lab → · Contrast checker → · Palette generator →