#212F72#212F72

#212F72 is a dark, moderate blue. Relative luminance 0.036; OKLCH L 33.6% C 0.116 H 270.1°. Best body text is #FFFFFF at 12.25:1 contrast (WCAG AA passes).

Color values

HEX	#212F72
RGB	rgb(33, 47, 114)
HSL	hsl(230, 55%, 29%)
HSV	hsv(230, 71%, 45%)
CMYK	cmyk(71.1%, 58.8%, 0%, 55.3%)
CIE-LAB	lab(22.20, 18.61, -40.46)
CIE-LCH	lch(22.20, 44.54, 294.70°)
OKLab	oklab(33.64% 0.0001 -0.1165)
OKLCH	oklch(33.64% 0.116 270.1)
XYZ	xyz(4.6799, 3.5708, 16.3589)
Luminance	0.0357 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212F72 #726421

analogous

#215872 #212F72 #3C2172

triadic

#212F72 #72212F #2F7221

tetradic

#212F72 #722158 #726421 #21723C

square

#212F72 #722158 #726421 #21723C

split-complementary

#212F72 #723C21 #587221

monochromatic

#070A18 #131B43 #212F72 #2F43A1 #445BC9

Accessibility & contrast

On white

12.25

#212F72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#212F72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212F72

12.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212F72	#FFFFFF	#000000	##FFFFFF
##212F72	1.00	12.25	1.71	12.25
#FFFFFF	12.25	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003974

Deuteranopia (green-blind)

#003271

Tritanopia (blue-blind)

#003F4B

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #212f72;
/* rgb */ color: rgb(33, 47, 114);
/* oklch */ color: oklch(33.6% 0.116 270.1);

Tailwind

colors: {
  custom: {
    50: '#67679b',
    500: '#212f72',
    950: '#000000',
  },
}

SCSS

$custom: #212f72;
$custom-light: #67679b;
$custom-dark: #000000;

JSON

{
  "hex": "#212f72",
  "rgb": {
    "r": 33,
    "g": 47,
    "b": 114
  },
  "hsl": {
    "h": 229.63,
    "s": 55.102,
    "l": 28.824
  },
  "oklch": {
    "l": 0.3364,
    "c": 0.11646,
    "h": 270.1
  },
  "luminance": 0.03571
}

Semantic roles & 50–950 ramp

primary

#212F72

secondary

#A59649

accent

#C549DE

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #212F72

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

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