#211AA1#211AA1

#211AA1 is a dark, highly saturated blue. Relative luminance 0.036; OKLCH L 35.2% C 0.201 H 271.5°. Best body text is #FFFFFF at 12.16:1 contrast (WCAG AA passes).

Color values

HEX	#211AA1
RGB	rgb(33, 26, 161)
HSL	hsl(243, 72%, 37%)
HSV	hsv(243, 84%, 63%)
CMYK	cmyk(79.5%, 83.9%, 0%, 36.9%)
CIE-LAB	lab(22.42, 48.14, -69.47)
CIE-LCH	lch(22.42, 84.52, 304.72°)
OKLab	oklab(35.25% 0.0053 -0.201)
OKLCH	oklch(35.25% 0.201 271.5)
XYZ	xyz(7.4274, 3.6345, 34.0214)
Luminance	0.0364 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211AA1 #9AA11A

analogous

#1A57A1 #211AA1 #651AA1

triadic

#211AA1 #A1211A #1AA121

tetradic

#211AA1 #A11A57 #9AA11A #1AA165

square

#211AA1 #A11A57 #9AA11A #1AA165

split-complementary

#211AA1 #A1651A #57A11A

monochromatic

#0B0938 #16116C #211AA1 #2C23D6 #5A52E3

Accessibility & contrast

On white

12.16

#211AA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#211AA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211AA1

12.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211AA1	#FFFFFF	#000000	##FFFFFF
##211AA1	1.00	12.16	1.73	12.16
#FFFFFF	12.16	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003CA5

Deuteranopia (green-blind)

#002F9F

Tritanopia (blue-blind)

#00465F

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #211aa1;
/* rgb */ color: rgb(33, 26, 161);
/* oklch */ color: oklch(35.2% 0.201 271.5);

Tailwind

colors: {
  custom: {
    50: '#755bbe',
    500: '#211aa1',
    950: '#000000',
  },
}

SCSS

$custom: #211aa1;
$custom-light: #755bbe;
$custom-dark: #000000;

JSON

{
  "hex": "#211aa1",
  "rgb": {
    "r": 33,
    "g": 26,
    "b": 161
  },
  "hsl": {
    "h": 243.111,
    "s": 72.193,
    "l": 36.667
  },
  "oklch": {
    "l": 0.35249,
    "c": 0.20108,
    "h": 271.5
  },
  "luminance": 0.03635
}

Semantic roles & 50–950 ramp

primary

#211AA1

secondary

#C0C651

accent

#EF39E5

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #211AA1

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

Preview Lab → · Contrast checker → · Palette generator →