#212D78#212D78

#212D78 is a dark, vivid blue. Relative luminance 0.036; OKLCH L 33.8% C 0.128 H 270.9°. Best body text is #FFFFFF at 12.27:1 contrast (WCAG AA passes).

Color values

HEX	#212D78
RGB	rgb(33, 45, 120)
HSL	hsl(232, 57%, 30%)
HSV	hsv(232, 73%, 47%)
CMYK	cmyk(72.5%, 62.5%, 0%, 52.9%)
CIE-LAB	lab(22.14, 22.36, -44.39)
CIE-LCH	lch(22.14, 49.70, 296.74°)
OKLab	oklab(33.76% 0.002 -0.128)
OKLCH	oklch(33.76% 0.128 270.9)
XYZ	xyz(4.9546, 3.5557, 18.1909)
Luminance	0.0356 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212D78 #786C21

analogous

#215978 #212D78 #402178

triadic

#212D78 #78212D #2D7821

tetradic

#212D78 #782159 #786C21 #217840

square

#212D78 #782159 #786C21 #217840

split-complementary

#212D78 #784021 #597821

monochromatic

#070918 #141B48 #212D78 #2E3FA8 #4759CC

Accessibility & contrast

On white

12.27

#212D78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#212D78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212D78

12.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212D78	#FFFFFF	#000000	##FFFFFF
##212D78	1.00	12.27	1.71	12.27
#FFFFFF	12.27	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00397A

Deuteranopia (green-blind)

#003177

Tritanopia (blue-blind)

#00404E

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #212d78;
/* rgb */ color: rgb(33, 45, 120);
/* oklch */ color: oklch(33.8% 0.128 270.9);

Tailwind

colors: {
  custom: {
    50: '#6965a0',
    500: '#212d78',
    950: '#000000',
  },
}

SCSS

$custom: #212d78;
$custom-light: #6965a0;
$custom-dark: #000000;

JSON

{
  "hex": "#212d78",
  "rgb": {
    "r": 33,
    "g": 45,
    "b": 120
  },
  "hsl": {
    "h": 231.724,
    "s": 56.863,
    "l": 30
  },
  "oklch": {
    "l": 0.33758,
    "c": 0.12804,
    "h": 270.9
  },
  "luminance": 0.03556
}

Semantic roles & 50–950 ramp

primary

#212D78

secondary

#AB9E4A

accent

#CB48E0

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07050F

muted

#7A7A7E

Preview Lab

Preview with #212D78

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

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