#212B72#212B72

#212B72 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 32.8% C 0.122 H 271.8°. Best body text is #FFFFFF at 12.70:1 contrast (WCAG AA passes).

Color values

HEX	#212B72
RGB	rgb(33, 43, 114)
HSL	hsl(233, 55%, 29%)
HSV	hsv(233, 71%, 45%)
CMYK	cmyk(71.1%, 62.3%, 0%, 55.3%)
CIE-LAB	lab(21.08, 21.43, -42.29)
CIE-LCH	lch(21.08, 47.41, 296.87°)
OKLab	oklab(32.8% 0.0038 -0.1219)
OKLCH	oklch(32.8% 0.122 271.8)
XYZ	xyz(4.5273, 3.2656, 16.3081)
Luminance	0.0327 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212B72 #726821

analogous

#215472 #212B72 #402172

triadic

#212B72 #72212B #2B7221

tetradic

#212B72 #722154 #726821 #217240

square

#212B72 #722154 #726821 #217240

split-complementary

#212B72 #724021 #547221

monochromatic

#070918 #131943 #212B72 #2F3DA1 #4455C9

Accessibility & contrast

On white

12.70

#212B72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#212B72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212B72

12.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212B72	#FFFFFF	#000000	##FFFFFF
##212B72	1.00	12.70	1.65	12.70
#FFFFFF	12.70	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003674

Deuteranopia (green-blind)

#002F71

Tritanopia (blue-blind)

#003D4A

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #212b72;
/* rgb */ color: rgb(33, 43, 114);
/* oklch */ color: oklch(32.8% 0.122 271.8);

Tailwind

colors: {
  custom: {
    50: '#68649b',
    500: '#212b72',
    950: '#000000',
  },
}

SCSS

$custom: #212b72;
$custom-light: #68649b;
$custom-dark: #000000;

JSON

{
  "hex": "#212b72",
  "rgb": {
    "r": 33,
    "g": 43,
    "b": 114
  },
  "hsl": {
    "h": 232.593,
    "s": 55.102,
    "l": 28.824
  },
  "oklch": {
    "l": 0.32804,
    "c": 0.12193,
    "h": 271.8
  },
  "luminance": 0.03266
}

Semantic roles & 50–950 ramp

primary

#212B72

secondary

#A59A49

accent

#CC49DE

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#07050E

muted

#7A797E

Preview Lab

Preview with #212B72

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

Preview Lab → · Contrast checker → · Palette generator →