#223577#223577

#223577 is a dark, moderate blue. Relative luminance 0.042; OKLCH L 35.4% C 0.115 H 267.9°. Best body text is #FFFFFF at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#223577
RGB	rgb(34, 53, 119)
HSL	hsl(227, 56%, 30%)
HSV	hsv(227, 71%, 47%)
CMYK	cmyk(71.4%, 55.5%, 0%, 53.3%)
CIE-LAB	lab(24.38, 16.51, -40.12)
CIE-LCH	lch(24.38, 43.38, 292.37°)
OKLab	oklab(35.42% -0.0041 -0.1153)
OKLCH	oklch(35.42% 0.115 267.9)
XYZ	xyz(5.2614, 4.2177, 17.9860)
Luminance	0.0422 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223577 #776422

analogous

#226077 #223577 #392277

triadic

#223577 #772235 #357722

tetradic

#223577 #772260 #776422 #227739

square

#223577 #772260 #776422 #227739

split-complementary

#223577 #773922 #607722

monochromatic

#070B18 #142047 #223577 #304AA7 #4966CB

Accessibility & contrast

On white

11.39

#223577 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#223577 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223577

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223577	#FFFFFF	#000000	##FFFFFF
##223577	1.00	11.39	1.84	11.39
#FFFFFF	11.39	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#073E79

Deuteranopia (green-blind)

#003676

Tritanopia (blue-blind)

#004550

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #223577;
/* rgb */ color: rgb(34, 53, 119);
/* oklch */ color: oklch(35.4% 0.115 267.9);

Tailwind

colors: {
  custom: {
    50: '#696b9f',
    500: '#223577',
    950: '#000000',
  },
}

SCSS

$custom: #223577;
$custom-light: #696b9f;
$custom-dark: #000000;

JSON

{
  "hex": "#223577",
  "rgb": {
    "r": 34,
    "g": 53,
    "b": 119
  },
  "hsl": {
    "h": 226.588,
    "s": 55.556,
    "l": 30
  },
  "oklch": {
    "l": 0.35419,
    "c": 0.11541,
    "h": 267.9
  },
  "luminance": 0.04218
}

Semantic roles & 50–950 ramp

primary

#223577

secondary

#AA954B

accent

#BD49DF

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #223577

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

Preview Lab → · Contrast checker → · Palette generator →