#212B91#212B91

#212B91 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.8% C 0.165 H 270.6°. Best body text is #FFFFFF at 11.54:1 contrast (WCAG AA passes).

Color values

HEX	#212B91
RGB	rgb(33, 43, 145)
HSL	hsl(235, 63%, 35%)
HSV	hsv(235, 77%, 57%)
CMYK	cmyk(77.2%, 70.3%, 0%, 43.1%)
CIE-LAB	lab(23.98, 33.18, -57.06)
CIE-LCH	lch(23.98, 66.01, 300.17°)
OKLab	oklab(35.82% 0.0018 -0.1651)
OKLCH	oklch(35.82% 0.165 270.6)
XYZ	xyz(6.6002, 4.0947, 27.2251)
Luminance	0.0410 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212B91 #918721

analogous

#216391 #212B91 #4F2191

triadic

#212B91 #91212B #2B9121

tetradic

#212B91 #912163 #918721 #21914F

square

#212B91 #912163 #918721 #21914F

split-complementary

#212B91 #914F21 #639121

monochromatic

#0A0D2D #161C5F #212B91 #2C3AC3 #5460D8

Accessibility & contrast

On white

11.54

#212B91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#212B91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212B91

11.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212B91	#FFFFFF	#000000	##FFFFFF
##212B91	1.00	11.54	1.82	11.54
#FFFFFF	11.54	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E94

Deuteranopia (green-blind)

#00348F

Tritanopia (blue-blind)

#00475A

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #212b91;
/* rgb */ color: rgb(33, 43, 145);
/* oklch */ color: oklch(35.8% 0.165 270.6);

Tailwind

colors: {
  custom: {
    50: '#7065b2',
    500: '#212b91',
    950: '#000000',
  },
}

SCSS

$custom: #212b91;
$custom-light: #7065b2;
$custom-dark: #000000;

JSON

{
  "hex": "#212b91",
  "rgb": {
    "r": 33,
    "g": 43,
    "b": 145
  },
  "hsl": {
    "h": 234.643,
    "s": 62.921,
    "l": 34.902
  },
  "oklch": {
    "l": 0.35823,
    "c": 0.16516,
    "h": 270.6
  },
  "luminance": 0.04095
}

Semantic roles & 50–950 ramp

primary

#212B91

secondary

#BCB252

accent

#D742E6

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090511

muted

#7B7A80

Preview Lab

Preview with #212B91

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

Preview Lab → · Contrast checker → · Palette generator →