#211C79#211C79

#211C79 is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.8% C 0.150 H 275.4°. Best body text is #FFFFFF at 13.94:1 contrast (WCAG AA passes).

Color values

HEX	#211C79
RGB	rgb(33, 28, 121)
HSL	hsl(243, 62%, 29%)
HSV	hsv(243, 77%, 47%)
CMYK	cmyk(72.7%, 76.9%, 0%, 52.5%)
CIE-LAB	lab(18.07, 33.92, -51.70)
CIE-LCH	lch(18.07, 61.84, 303.27°)
OKLab	oklab(30.83% 0.0141 -0.1495)
OKLCH	oklch(30.83% 0.15 275.4)
XYZ	xyz(4.4925, 2.5339, 18.3378)
Luminance	0.0253 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211C79 #74791C

analogous

#1C4679 #211C79 #501C79

triadic

#211C79 #79211C #1C7921

tetradic

#211C79 #791C46 #74791C #1C7950

square

#211C79 #791C46 #74791C #1C7950

split-complementary

#211C79 #79501C #46791C

monochromatic

#070619 #131047 #211C79 #2F28AB #453DD2

Accessibility & contrast

On white

13.94

#211C79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#211C79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211C79

13.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211C79	#FFFFFF	#000000	##FFFFFF
##211C79	1.00	13.94	1.51	13.94
#FFFFFF	13.94	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00307C

Deuteranopia (green-blind)

#002877

Tritanopia (blue-blind)

#003749

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #211c79;
/* rgb */ color: rgb(33, 28, 121);
/* oklch */ color: oklch(30.8% 0.150 275.4);

Tailwind

colors: {
  custom: {
    50: '#6b5aa1',
    500: '#211c79',
    950: '#000000',
  },
}

SCSS

$custom: #211c79;
$custom-light: #6b5aa1;
$custom-dark: #000000;

JSON

{
  "hex": "#211c79",
  "rgb": {
    "r": 33,
    "g": 28,
    "b": 121
  },
  "hsl": {
    "h": 243.226,
    "s": 62.416,
    "l": 29.216
  },
  "oklch": {
    "l": 0.3083,
    "c": 0.15014,
    "h": 275.4
  },
  "luminance": 0.02534
}

Semantic roles & 50–950 ramp

primary

#211C79

secondary

#A7AD44

accent

#E542DD

background

#F6F5FA

surface

#ECE9F3

border

#C7C5CD

text

#08040F

muted

#7A797F

Preview Lab

Preview with #211C79

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

Preview Lab → · Contrast checker → · Palette generator →