#212A71#212A71

#212A71 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 32.5% C 0.122 H 272.2°. Best body text is #FFFFFF at 12.85:1 contrast (WCAG AA passes).

Color values

HEX	#212A71
RGB	rgb(33, 42, 113)
HSL	hsl(233, 55%, 29%)
HSV	hsv(233, 71%, 44%)
CMYK	cmyk(70.8%, 62.8%, 0%, 55.7%)
CIE-LAB	lab(20.72, 21.74, -42.23)
CIE-LCH	lch(20.72, 47.50, 297.24°)
OKLab	oklab(32.51% 0.0047 -0.1217)
OKLCH	oklch(32.51% 0.122 272.2)
XYZ	xyz(4.4348, 3.1711, 15.9980)
Luminance	0.0317 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212A71 #716821

analogous

#215271 #212A71 #402171

triadic

#212A71 #71212A #2A7121

tetradic

#212A71 #712152 #716821 #217140

square

#212A71 #712152 #716821 #217140

split-complementary

#212A71 #714021 #527121

monochromatic

#070918 #131842 #212A71 #2F3CA0 #4453C8

Accessibility & contrast

On white

12.85

#212A71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#212A71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212A71

12.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212A71	#FFFFFF	#000000	##FFFFFF
##212A71	1.00	12.85	1.63	12.85
#FFFFFF	12.85	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003673

Deuteranopia (green-blind)

#002E70

Tritanopia (blue-blind)

#003C49

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #212a71;
/* rgb */ color: rgb(33, 42, 113);
/* oklch */ color: oklch(32.5% 0.122 272.2);

Tailwind

colors: {
  custom: {
    50: '#68639a',
    500: '#212a71',
    950: '#000000',
  },
}

SCSS

$custom: #212a71;
$custom-light: #68639a;
$custom-dark: #000000;

JSON

{
  "hex": "#212a71",
  "rgb": {
    "r": 33,
    "g": 42,
    "b": 113
  },
  "hsl": {
    "h": 233.25,
    "s": 54.795,
    "l": 28.627
  },
  "oklch": {
    "l": 0.32509,
    "c": 0.12181,
    "h": 272.2
  },
  "luminance": 0.03172
}

Semantic roles & 50–950 ramp

primary

#212A71

secondary

#A59A49

accent

#CD4ADE

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#07050E

muted

#7A797E

Preview Lab

Preview with #212A71

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

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