#211C9F#211C9F

#211C9F is a dark, vivid blue. Relative luminance 0.037; OKLCH L 35.2% C 0.197 H 271.5°. Best body text is #FFFFFF at 12.13:1 contrast (WCAG AA passes).

Color values

HEX	#211C9F
RGB	rgb(33, 28, 159)
HSL	hsl(242, 70%, 37%)
HSV	hsv(242, 82%, 62%)
CMYK	cmyk(79.2%, 82.4%, 0%, 37.6%)
CIE-LAB	lab(22.50, 46.57, -68.12)
CIE-LCH	lch(22.50, 82.52, 304.36°)
OKLab	oklab(35.23% 0.0053 -0.1971)
OKLCH	oklch(35.23% 0.197 271.5)
XYZ	xyz(7.2984, 3.6562, 33.1152)
Luminance	0.0366 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211C9F #9A9F1C

analogous

#1C599F #211C9F #631C9F

triadic

#211C9F #9F211C #1C9F21

tetradic

#211C9F #9F1C59 #9A9F1C #1C9F63

square

#211C9F #9F1C59 #9A9F1C #1C9F63

split-complementary

#211C9F #9F631C #599F1C

monochromatic

#0B0A37 #16136B #211C9F #2C25D3 #5A54E1

Accessibility & contrast

On white

12.13

#211C9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#211C9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211C9F

12.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211C9F	#FFFFFF	#000000	##FFFFFF
##211C9F	1.00	12.13	1.73	12.13
#FFFFFF	12.13	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003CA3

Deuteranopia (green-blind)

#002F9D

Tritanopia (blue-blind)

#00465F

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #211c9f;
/* rgb */ color: rgb(33, 28, 159);
/* oklch */ color: oklch(35.2% 0.197 271.5);

Tailwind

colors: {
  custom: {
    50: '#755cbd',
    500: '#211c9f',
    950: '#000000',
  },
}

SCSS

$custom: #211c9f;
$custom-light: #755cbd;
$custom-dark: #000000;

JSON

{
  "hex": "#211c9f",
  "rgb": {
    "r": 33,
    "g": 28,
    "b": 159
  },
  "hsl": {
    "h": 242.29,
    "s": 70.053,
    "l": 36.667
  },
  "oklch": {
    "l": 0.35231,
    "c": 0.19721,
    "h": 271.5
  },
  "luminance": 0.03657
}

Semantic roles & 50–950 ramp

primary

#211C9F

secondary

#C0C453

accent

#ED3BE6

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #211C9F

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

Preview Lab → · Contrast checker → · Palette generator →