#212A78#212A78

#212A78 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.2% C 0.132 H 271.9°. Best body text is #FFFFFF at 12.60:1 contrast (WCAG AA passes).

Color values

HEX	#212A78
RGB	rgb(33, 42, 120)
HSL	hsl(234, 57%, 30%)
HSV	hsv(234, 73%, 47%)
CMYK	cmyk(72.5%, 65%, 0%, 52.9%)
CIE-LAB	lab(21.34, 24.44, -45.70)
CIE-LCH	lch(21.34, 51.83, 298.14°)
OKLab	oklab(33.16% 0.0045 -0.1319)
OKLCH	oklch(33.16% 0.132 271.9)
XYZ	xyz(4.8442, 3.3349, 18.1541)
Luminance	0.0333 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212A78 #786F21

analogous

#215678 #212A78 #432178

triadic

#212A78 #78212A #2A7821

tetradic

#212A78 #782156 #786F21 #217843

square

#212A78 #782156 #786F21 #217843

split-complementary

#212A78 #784321 #567821

monochromatic

#070818 #141948 #212A78 #2E3BA8 #4755CC

Accessibility & contrast

On white

12.60

#212A78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#212A78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212A78

12.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212A78	#FFFFFF	#000000	##FFFFFF
##212A78	1.00	12.60	1.67	12.60
#FFFFFF	12.60	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00377B

Deuteranopia (green-blind)

#002F76

Tritanopia (blue-blind)

#003E4C

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #212a78;
/* rgb */ color: rgb(33, 42, 120);
/* oklch */ color: oklch(33.2% 0.132 271.9);

Tailwind

colors: {
  custom: {
    50: '#6963a0',
    500: '#212a78',
    950: '#000000',
  },
}

SCSS

$custom: #212a78;
$custom-light: #6963a0;
$custom-dark: #000000;

JSON

{
  "hex": "#212a78",
  "rgb": {
    "r": 33,
    "g": 42,
    "b": 120
  },
  "hsl": {
    "h": 233.793,
    "s": 56.863,
    "l": 30
  },
  "oklch": {
    "l": 0.33162,
    "c": 0.13199,
    "h": 271.9
  },
  "luminance": 0.03335
}

Semantic roles & 50–950 ramp

primary

#212A78

secondary

#ABA14A

accent

#D048E0

background

#F6F5F9

surface

#ECEAF2

border

#C7C6CC

text

#07050F

muted

#7A797E

Preview Lab

Preview with #212A78

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

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