#212B90#212B90

#212B90 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.7% C 0.164 H 270.7°. Best body text is #FFFFFF at 11.58:1 contrast (WCAG AA passes).

Color values

HEX	#212B90
RGB	rgb(33, 43, 144)
HSL	hsl(235, 63%, 35%)
HSV	hsv(235, 77%, 56%)
CMYK	cmyk(77.1%, 70.1%, 0%, 43.5%)
CIE-LAB	lab(23.88, 32.81, -56.61)
CIE-LCH	lch(23.88, 65.43, 300.10°)
OKLab	oklab(35.72% 0.0019 -0.1638)
OKLCH	oklch(35.72% 0.164 270.7)
XYZ	xyz(6.5234, 4.0640, 26.8208)
Luminance	0.0406 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212B90 #908621

analogous

#216290 #212B90 #4F2190

triadic

#212B90 #90212B #2B9021

tetradic

#212B90 #902162 #908621 #21904F

square

#212B90 #902162 #908621 #21904F

split-complementary

#212B90 #904F21 #629021

monochromatic

#0A0D2C #161C5E #212B90 #2C3AC2 #5460D8

Accessibility & contrast

On white

11.58

#212B90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#212B90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212B90

11.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212B90	#FFFFFF	#000000	##FFFFFF
##212B90	1.00	11.58	1.81	11.58
#FFFFFF	11.58	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E93

Deuteranopia (green-blind)

#00348E

Tritanopia (blue-blind)

#00475A

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #212b90;
/* rgb */ color: rgb(33, 43, 144);
/* oklch */ color: oklch(35.7% 0.164 270.7);

Tailwind

colors: {
  custom: {
    50: '#6f65b2',
    500: '#212b90',
    950: '#000000',
  },
}

SCSS

$custom: #212b90;
$custom-light: #6f65b2;
$custom-dark: #000000;

JSON

{
  "hex": "#212b90",
  "rgb": {
    "r": 33,
    "g": 43,
    "b": 144
  },
  "hsl": {
    "h": 234.595,
    "s": 62.712,
    "l": 34.706
  },
  "oklch": {
    "l": 0.3572,
    "c": 0.16384,
    "h": 270.7
  },
  "luminance": 0.04065
}

Semantic roles & 50–950 ramp

primary

#212B90

secondary

#BBB251

accent

#D742E6

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090511

muted

#7B7A80

Preview Lab

Preview with #212B90

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

Preview Lab → · Contrast checker → · Palette generator →