#212B77#212B77

#212B77 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.3% C 0.129 H 271.6°. Best body text is #FFFFFF at 12.53:1 contrast (WCAG AA passes).

Color values

HEX	#212B77
RGB	rgb(33, 43, 119)
HSL	hsl(233, 57%, 30%)
HSV	hsv(233, 72%, 47%)
CMYK	cmyk(72.3%, 63.9%, 0%, 53.3%)
CIE-LAB	lab(21.51, 23.37, -44.78)
CIE-LCH	lch(21.51, 50.51, 297.56°)
OKLab	oklab(33.26% 0.0037 -0.1292)
OKLCH	oklch(33.26% 0.129 271.6)
XYZ	xyz(4.8197, 3.3825, 17.8481)
Luminance	0.0338 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212B77 #776D21

analogous

#215677 #212B77 #422177

triadic

#212B77 #77212B #2B7721

tetradic

#212B77 #772156 #776D21 #217742

square

#212B77 #772156 #776D21 #217742

split-complementary

#212B77 #774221 #567721

monochromatic

#070918 #141A47 #212B77 #2E3CA7 #4756CC

Accessibility & contrast

On white

12.53

#212B77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#212B77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212B77

12.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212B77	#FFFFFF	#000000	##FFFFFF
##212B77	1.00	12.53	1.68	12.53
#FFFFFF	12.53	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003879

Deuteranopia (green-blind)

#003076

Tritanopia (blue-blind)

#003E4C

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #212b77;
/* rgb */ color: rgb(33, 43, 119);
/* oklch */ color: oklch(33.3% 0.129 271.6);

Tailwind

colors: {
  custom: {
    50: '#69649f',
    500: '#212b77',
    950: '#000000',
  },
}

SCSS

$custom: #212b77;
$custom-light: #69649f;
$custom-dark: #000000;

JSON

{
  "hex": "#212b77",
  "rgb": {
    "r": 33,
    "g": 43,
    "b": 119
  },
  "hsl": {
    "h": 233.023,
    "s": 56.579,
    "l": 29.804
  },
  "oklch": {
    "l": 0.33264,
    "c": 0.12923,
    "h": 271.6
  },
  "luminance": 0.03383
}

Semantic roles & 50–950 ramp

primary

#212B77

secondary

#AA9F4A

accent

#CE48E0

background

#F6F5F9

surface

#ECEAF2

border

#C7C6CC

text

#07050E

muted

#7A797E

Preview Lab

Preview with #212B77

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

Preview Lab → · Contrast checker → · Palette generator →