#212F8D#212F8D

#212F8D is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.1% C 0.155 H 269.9°. Best body text is #FFFFFF at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#212F8D
RGB	rgb(33, 47, 141)
HSL	hsl(232, 62%, 34%)
HSV	hsv(232, 77%, 55%)
CMYK	cmyk(76.6%, 66.7%, 0%, 44.7%)
CIE-LAB	lab(24.57, 29.06, -53.62)
CIE-LCH	lch(24.57, 60.99, 298.46°)
OKLab	oklab(36.14% -0.0002 -0.1551)
OKLCH	oklch(36.14% 0.155 269.9)
XYZ	xyz(6.4498, 4.2788, 25.6801)
Luminance	0.0428 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212F8D #8D7F21

analogous

#21658D #212F8D #49218D

triadic

#212F8D #8D212F #2F8D21

tetradic

#212F8D #8D2165 #8D7F21 #218D49

square

#212F8D #8D2165 #8D7F21 #218D49

split-complementary

#212F8D #8D4921 #658D21

monochromatic

#0A0E2A #151E5B #212F8D #2D40BF #5263D6

Accessibility & contrast

On white

11.32

#212F8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#212F8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212F8D

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212F8D	#FFFFFF	#000000	##FFFFFF
##212F8D	1.00	11.32	1.86	11.32
#FFFFFF	11.32	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004090

Deuteranopia (green-blind)

#00358B

Tritanopia (blue-blind)

#004859

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #212f8d;
/* rgb */ color: rgb(33, 47, 141);
/* oklch */ color: oklch(36.1% 0.155 269.9);

Tailwind

colors: {
  custom: {
    50: '#6e67af',
    500: '#212f8d',
    950: '#000000',
  },
}

SCSS

$custom: #212f8d;
$custom-light: #6e67af;
$custom-dark: #000000;

JSON

{
  "hex": "#212f8d",
  "rgb": {
    "r": 33,
    "g": 47,
    "b": 141
  },
  "hsl": {
    "h": 232.222,
    "s": 62.069,
    "l": 34.118
  },
  "oklch": {
    "l": 0.36135,
    "c": 0.15506,
    "h": 269.9
  },
  "luminance": 0.04279
}

Semantic roles & 50–950 ramp

primary

#212F8D

secondary

#BAAC50

accent

#D043E5

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #212F8D

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

Preview Lab → · Contrast checker → · Palette generator →