#212C8F#212C8F

#212C8F is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.8% C 0.161 H 270.5°. Best body text is #FFFFFF at 11.53:1 contrast (WCAG AA passes).

Color values

HEX	#212C8F
RGB	rgb(33, 44, 143)
HSL	hsl(234, 63%, 35%)
HSV	hsv(234, 77%, 56%)
CMYK	cmyk(76.9%, 69.2%, 0%, 43.9%)
CIE-LAB	lab(24.02, 31.79, -55.76)
CIE-LCH	lch(24.02, 64.19, 299.69°)
OKLab	oklab(35.79% 0.0014 -0.1613)
OKLCH	oklch(35.79% 0.161 270.5)
XYZ	xyz(6.4841, 4.1072, 26.4323)
Luminance	0.0411 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212C8F #8F8421

analogous

#21638F #212C8F #4D218F

triadic

#212C8F #8F212C #2C8F21

tetradic

#212C8F #8F2163 #8F8421 #218F4D

square

#212C8F #8F2163 #8F8421 #218F4D

split-complementary

#212C8F #8F4D21 #638F21

monochromatic

#0A0D2C #161D5D #212C8F #2C3BC1 #5360D7

Accessibility & contrast

On white

11.53

#212C8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#212C8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212C8F

11.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212C8F	#FFFFFF	#000000	##FFFFFF
##212C8F	1.00	11.53	1.82	11.53
#FFFFFF	11.53	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E92

Deuteranopia (green-blind)

#00348D

Tritanopia (blue-blind)

#004759

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #212c8f;
/* rgb */ color: rgb(33, 44, 143);
/* oklch */ color: oklch(35.8% 0.161 270.5);

Tailwind

colors: {
  custom: {
    50: '#6f65b1',
    500: '#212c8f',
    950: '#000000',
  },
}

SCSS

$custom: #212c8f;
$custom-light: #6f65b1;
$custom-dark: #000000;

JSON

{
  "hex": "#212c8f",
  "rgb": {
    "r": 33,
    "g": 44,
    "b": 143
  },
  "hsl": {
    "h": 234,
    "s": 62.5,
    "l": 34.51
  },
  "oklch": {
    "l": 0.35792,
    "c": 0.16135,
    "h": 270.5
  },
  "luminance": 0.04108
}

Semantic roles & 50–950 ramp

primary

#212C8F

secondary

#BBB051

accent

#D542E6

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090511

muted

#7B7A80

Preview Lab

Preview with #212C8F

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

Preview Lab → · Contrast checker → · Palette generator →