#211D9E#211D9E

#211D9E is a dark, vivid blue. Relative luminance 0.037; OKLCH L 35.2% C 0.195 H 271.5°. Best body text is #FFFFFF at 12.11:1 contrast (WCAG AA passes).

Color values

HEX	#211D9E
RGB	rgb(33, 29, 158)
HSL	hsl(242, 69%, 37%)
HSV	hsv(242, 82%, 62%)
CMYK	cmyk(79.1%, 81.6%, 0%, 38%)
CIE-LAB	lab(22.55, 45.75, -67.43)
CIE-LCH	lch(22.55, 81.49, 304.16°)
OKLab	oklab(35.23% 0.0053 -0.1952)
OKLCH	oklch(35.23% 0.195 271.5)
XYZ	xyz(7.2360, 3.6699, 32.6681)
Luminance	0.0367 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211D9E #9A9E1D

analogous

#1D5A9E #211D9E #611D9E

triadic

#211D9E #9E211D #1D9E21

tetradic

#211D9E #9E1D5A #9A9E1D #1D9E61

square

#211D9E #9E1D5A #9A9E1D #1D9E61

split-complementary

#211D9E #9E611D #5A9E1D

monochromatic

#0B0A37 #16146A #211D9E #2C26D2 #5A56E0

Accessibility & contrast

On white

12.11

#211D9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#211D9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211D9E

12.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211D9E	#FFFFFF	#000000	##FFFFFF
##211D9E	1.00	12.11	1.73	12.11
#FFFFFF	12.11	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003CA2

Deuteranopia (green-blind)

#002F9C

Tritanopia (blue-blind)

#00465E

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #211d9e;
/* rgb */ color: rgb(33, 29, 158);
/* oklch */ color: oklch(35.2% 0.195 271.5);

Tailwind

colors: {
  custom: {
    50: '#745dbc',
    500: '#211d9e',
    950: '#000000',
  },
}

SCSS

$custom: #211d9e;
$custom-light: #745dbc;
$custom-dark: #000000;

JSON

{
  "hex": "#211d9e",
  "rgb": {
    "r": 33,
    "g": 29,
    "b": 158
  },
  "hsl": {
    "h": 241.86,
    "s": 68.984,
    "l": 36.667
  },
  "oklch": {
    "l": 0.35229,
    "c": 0.19523,
    "h": 271.5
  },
  "luminance": 0.03671
}

Semantic roles & 50–950 ramp

primary

#211D9E

secondary

#C0C354

accent

#EC3CE6

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #211D9E

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

Preview Lab → · Contrast checker → · Palette generator →