#223C76#223C76

#223C76 is a dark, moderate blue. Relative luminance 0.049; OKLCH L 36.9% C 0.104 H 263.9°. Best body text is #FFFFFF at 10.63:1 contrast (WCAG AA passes).

Color values

HEX	#223C76
RGB	rgb(34, 60, 118)
HSL	hsl(221, 55%, 30%)
HSV	hsv(221, 71%, 46%)
CMYK	cmyk(71.2%, 49.2%, 0%, 53.7%)
CIE-LAB	lab(26.39, 11.21, -36.25)
CIE-LCH	lch(26.39, 37.94, 287.18°)
OKLab	oklab(36.92% -0.0111 -0.1038)
OKLCH	oklch(36.92% 0.104 263.9)
XYZ	xyz(5.5444, 4.8793, 17.7856)
Luminance	0.0488 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#223C76 #765C22

analogous

#226676 #223C76 #322276

triadic

#223C76 #76223C #3C7622

tetradic

#223C76 #762266 #765C22 #227632

square

#223C76 #762266 #765C22 #227632

split-complementary

#223C76 #763222 #667622

monochromatic

#070C18 #142446 #223C76 #3054A6 #4870CA

Accessibility & contrast

On white

10.63

#223C76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#223C76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #223C76

10.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##223C76	#FFFFFF	#000000	##FFFFFF
##223C76	1.00	10.63	1.98	10.63
#FFFFFF	10.63	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E4378

Deuteranopia (green-blind)

#0B3B75

Tritanopia (blue-blind)

#004953

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #223c76;
/* rgb */ color: rgb(34, 60, 118);
/* oklch */ color: oklch(36.9% 0.104 263.9);

Tailwind

colors: {
  custom: {
    50: '#68719e',
    500: '#223c76',
    950: '#000000',
  },
}

SCSS

$custom: #223c76;
$custom-light: #68719e;
$custom-dark: #000000;

JSON

{
  "hex": "#223c76",
  "rgb": {
    "r": 34,
    "g": 60,
    "b": 118
  },
  "hsl": {
    "h": 221.429,
    "s": 55.263,
    "l": 29.804
  },
  "oklch": {
    "l": 0.36924,
    "c": 0.10442,
    "h": 263.9
  },
  "luminance": 0.0488
}

Semantic roles & 50–950 ramp

primary

#223C76

secondary

#A98C4B

accent

#B049DF

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #223C76

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

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