#212D73#212D73

#212D73 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.3% C 0.121 H 270.9°. Best body text is #FFFFFF at 12.44:1 contrast (WCAG AA passes).

Color values

HEX	#212D73
RGB	rgb(33, 45, 115)
HSL	hsl(231, 55%, 29%)
HSV	hsv(231, 71%, 45%)
CMYK	cmyk(71.3%, 60.9%, 0%, 54.9%)
CIE-LAB	lab(21.72, 20.41, -41.89)
CIE-LCH	lch(21.72, 46.60, 295.98°)
OKLab	oklab(33.31% 0.002 -0.1207)
OKLCH	oklch(33.31% 0.121 270.9)
XYZ	xyz(4.6590, 3.4375, 16.6343)
Luminance	0.0344 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212D73 #736721

analogous

#215673 #212D73 #3E2173

triadic

#212D73 #73212D #2D7321

tetradic

#212D73 #732156 #736721 #21733E

square

#212D73 #732156 #736721 #21733E

split-complementary

#212D73 #733E21 #567321

monochromatic

#070918 #131A43 #212D73 #2F40A3 #4558CA

Accessibility & contrast

On white

12.44

#212D73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#212D73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212D73

12.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212D73	#FFFFFF	#000000	##FFFFFF
##212D73	1.00	12.44	1.69	12.44
#FFFFFF	12.44	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003875

Deuteranopia (green-blind)

#003072

Tritanopia (blue-blind)

#003E4B

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #212d73;
/* rgb */ color: rgb(33, 45, 115);
/* oklch */ color: oklch(33.3% 0.121 270.9);

Tailwind

colors: {
  custom: {
    50: '#68659c',
    500: '#212d73',
    950: '#000000',
  },
}

SCSS

$custom: #212d73;
$custom-light: #68659c;
$custom-dark: #000000;

JSON

{
  "hex": "#212d73",
  "rgb": {
    "r": 33,
    "g": 45,
    "b": 115
  },
  "hsl": {
    "h": 231.22,
    "s": 55.405,
    "l": 29.02
  },
  "oklch": {
    "l": 0.33306,
    "c": 0.1207,
    "h": 270.9
  },
  "luminance": 0.03438
}

Semantic roles & 50–950 ramp

primary

#212D73

secondary

#A69949

accent

#C949DF

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07050E

muted

#7A7A7E

Preview Lab

Preview with #212D73

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

Preview Lab → · Contrast checker → · Palette generator →