#212F8A#212F8A

#212F8A is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.8% C 0.151 H 270.0°. Best body text is #FFFFFF at 11.42:1 contrast (WCAG AA passes).

Color values

HEX	#212F8A
RGB	rgb(33, 47, 138)
HSL	hsl(232, 61%, 34%)
HSV	hsv(232, 76%, 54%)
CMYK	cmyk(76.1%, 65.9%, 0%, 45.9%)
CIE-LAB	lab(24.29, 27.92, -52.21)
CIE-LCH	lch(24.29, 59.21, 298.14°)
OKLab	oklab(35.84% -0.0001 -0.1509)
OKLCH	oklch(35.84% 0.151 270)
XYZ	xyz(6.2296, 4.1907, 24.5204)
Luminance	0.0419 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212F8A #8A7C21

analogous

#21638A #212F8A #47218A

triadic

#212F8A #8A212F #2F8A21

tetradic

#212F8A #8A2163 #8A7C21 #218A47

square

#212F8A #8A2163 #8A7C21 #218A47

split-complementary

#212F8A #8A4721 #638A21

monochromatic

#090D27 #151E59 #212F8A #2D40BB #5062D5

Accessibility & contrast

On white

11.42

#212F8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#212F8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212F8A

11.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212F8A	#FFFFFF	#000000	##FFFFFF
##212F8A	1.00	11.42	1.84	11.42
#FFFFFF	11.42	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F8D

Deuteranopia (green-blind)

#003588

Tritanopia (blue-blind)

#004758

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #212f8a;
/* rgb */ color: rgb(33, 47, 138);
/* oklch */ color: oklch(35.8% 0.151 270.0);

Tailwind

colors: {
  custom: {
    50: '#6d67ad',
    500: '#212f8a',
    950: '#000000',
  },
}

SCSS

$custom: #212f8a;
$custom-light: #6d67ad;
$custom-dark: #000000;

JSON

{
  "hex": "#212f8a",
  "rgb": {
    "r": 33,
    "g": 47,
    "b": 138
  },
  "hsl": {
    "h": 232,
    "s": 61.404,
    "l": 33.529
  },
  "oklch": {
    "l": 0.35843,
    "c": 0.15094,
    "h": 270
  },
  "luminance": 0.04191
}

Semantic roles & 50–950 ramp

primary

#212F8A

secondary

#B9AA4E

accent

#CF43E5

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #212F8A

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

Preview Lab → · Contrast checker → · Palette generator →