#211C9E#211C9E

#211C9E is a dark, vivid blue. Relative luminance 0.036; OKLCH L 35.1% C 0.196 H 271.6°. Best body text is #FFFFFF at 12.18:1 contrast (WCAG AA passes).

Color values

HEX	#211C9E
RGB	rgb(33, 28, 158)
HSL	hsl(242, 70%, 36%)
HSV	hsv(242, 82%, 62%)
CMYK	cmyk(79.1%, 82.3%, 0%, 38%)
CIE-LAB	lab(22.38, 46.25, -67.71)
CIE-LCH	lch(22.38, 82.00, 304.34°)
OKLab	oklab(35.11% 0.0056 -0.196)
OKLCH	oklch(35.11% 0.196 271.6)
XYZ	xyz(7.2119, 3.6217, 32.6601)
Luminance	0.0362 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211C9E #999E1C

analogous

#1C589E #211C9E #621C9E

triadic

#211C9E #9E211C #1C9E21

tetradic

#211C9E #9E1C58 #999E1C #1C9E62

square

#211C9E #9E1C58 #999E1C #1C9E62

split-complementary

#211C9E #9E621C #589E1C

monochromatic

#0B0A36 #16136A #211C9E #2C25D2 #5954E1

Accessibility & contrast

On white

12.18

#211C9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#211C9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211C9E

12.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211C9E	#FFFFFF	#000000	##FFFFFF
##211C9E	1.00	12.18	1.72	12.18
#FFFFFF	12.18	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003CA2

Deuteranopia (green-blind)

#002F9C

Tritanopia (blue-blind)

#00455E

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #211c9e;
/* rgb */ color: rgb(33, 28, 158);
/* oklch */ color: oklch(35.1% 0.196 271.6);

Tailwind

colors: {
  custom: {
    50: '#745cbc',
    500: '#211c9e',
    950: '#000000',
  },
}

SCSS

$custom: #211c9e;
$custom-light: #745cbc;
$custom-dark: #000000;

JSON

{
  "hex": "#211c9e",
  "rgb": {
    "r": 33,
    "g": 28,
    "b": 158
  },
  "hsl": {
    "h": 242.308,
    "s": 69.892,
    "l": 36.471
  },
  "oklch": {
    "l": 0.35111,
    "c": 0.19604,
    "h": 271.6
  },
  "luminance": 0.03622
}

Semantic roles & 50–950 ramp

primary

#211C9E

secondary

#BFC452

accent

#ED3BE6

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #211C9E

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

Preview Lab → · Contrast checker → · Palette generator →