#212B74#212B74

#212B74 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.0% C 0.125 H 271.7°. Best body text is #FFFFFF at 12.63:1 contrast (WCAG AA passes).

Color values

HEX	#212B74
RGB	rgb(33, 43, 116)
HSL	hsl(233, 56%, 29%)
HSV	hsv(233, 72%, 45%)
CMYK	cmyk(71.6%, 62.9%, 0%, 54.5%)
CIE-LAB	lab(21.25, 22.21, -43.29)
CIE-LCH	lch(21.25, 48.65, 297.16°)
OKLab	oklab(32.99% 0.0038 -0.1248)
OKLCH	oklch(32.99% 0.125 271.7)
XYZ	xyz(4.6424, 3.3116, 16.9142)
Luminance	0.0331 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212B74 #746A21

analogous

#215574 #212B74 #412174

triadic

#212B74 #74212B #2B7421

tetradic

#212B74 #742155 #746A21 #217441

square

#212B74 #742155 #746A21 #217441

split-complementary

#212B74 #744121 #557421

monochromatic

#070918 #131944 #212B74 #2F3DA4 #4555CA

Accessibility & contrast

On white

12.63

#212B74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#212B74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212B74

12.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212B74	#FFFFFF	#000000	##FFFFFF
##212B74	1.00	12.63	1.66	12.63
#FFFFFF	12.63	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003776

Deuteranopia (green-blind)

#002F73

Tritanopia (blue-blind)

#003D4B

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #212b74;
/* rgb */ color: rgb(33, 43, 116);
/* oklch */ color: oklch(33.0% 0.125 271.7);

Tailwind

colors: {
  custom: {
    50: '#68649d',
    500: '#212b74',
    950: '#000000',
  },
}

SCSS

$custom: #212b74;
$custom-light: #68649d;
$custom-dark: #000000;

JSON

{
  "hex": "#212b74",
  "rgb": {
    "r": 33,
    "g": 43,
    "b": 116
  },
  "hsl": {
    "h": 232.771,
    "s": 55.705,
    "l": 29.216
  },
  "oklch": {
    "l": 0.32987,
    "c": 0.12487,
    "h": 271.7
  },
  "luminance": 0.03312
}

Semantic roles & 50–950 ramp

primary

#212B74

secondary

#A79C49

accent

#CD49DF

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#07050E

muted

#7A797E

Preview Lab

Preview with #212B74

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

Preview Lab → · Contrast checker → · Palette generator →