#211AA0#211AA0

#211AA0 is a dark, vivid blue. Relative luminance 0.036; OKLCH L 35.1% C 0.200 H 271.6°. Best body text is #FFFFFF at 12.21:1 contrast (WCAG AA passes).

Color values

HEX	#211AA0
RGB	rgb(33, 26, 160)
HSL	hsl(243, 72%, 36%)
HSV	hsv(243, 84%, 63%)
CMYK	cmyk(79.4%, 83.8%, 0%, 37.3%)
CIE-LAB	lab(22.30, 47.83, -69.06)
CIE-LCH	lch(22.30, 84.01, 304.71°)
OKLab	oklab(35.13% 0.0056 -0.1998)
OKLCH	oklch(35.13% 0.2 271.6)
XYZ	xyz(7.3396, 3.5994, 33.5588)
Luminance	0.0360 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211AA0 #99A01A

analogous

#1A56A0 #211AA0 #641AA0

triadic

#211AA0 #A0211A #1AA021

tetradic

#211AA0 #A01A56 #99A01A #1AA064

square

#211AA0 #A01A56 #99A01A #1AA064

split-complementary

#211AA0 #A0641A #56A01A

monochromatic

#0B0937 #16116B #211AA0 #2C23D5 #5952E3

Accessibility & contrast

On white

12.21

#211AA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#211AA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211AA0

12.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211AA0	#FFFFFF	#000000	##FFFFFF
##211AA0	1.00	12.21	1.72	12.21
#FFFFFF	12.21	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003CA4

Deuteranopia (green-blind)

#002F9E

Tritanopia (blue-blind)

#00455F

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #211aa0;
/* rgb */ color: rgb(33, 26, 160);
/* oklch */ color: oklch(35.1% 0.200 271.6);

Tailwind

colors: {
  custom: {
    50: '#755bbe',
    500: '#211aa0',
    950: '#000000',
  },
}

SCSS

$custom: #211aa0;
$custom-light: #755bbe;
$custom-dark: #000000;

JSON

{
  "hex": "#211aa0",
  "rgb": {
    "r": 33,
    "g": 26,
    "b": 160
  },
  "hsl": {
    "h": 243.134,
    "s": 72.043,
    "l": 36.471
  },
  "oklch": {
    "l": 0.35127,
    "c": 0.19992,
    "h": 271.6
  },
  "luminance": 0.036
}

Semantic roles & 50–950 ramp

primary

#211AA0

secondary

#BFC550

accent

#EF39E5

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #211AA0

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

Preview Lab → · Contrast checker → · Palette generator →