#211D79#211D79

#211D79 is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.0% C 0.149 H 275.2°. Best body text is #FFFFFF at 13.85:1 contrast (WCAG AA passes).

Color values

HEX	#211D79
RGB	rgb(33, 29, 121)
HSL	hsl(243, 61%, 29%)
HSV	hsv(243, 76%, 47%)
CMYK	cmyk(72.7%, 76%, 0%, 52.5%)
CIE-LAB	lab(18.29, 33.32, -51.35)
CIE-LCH	lch(18.29, 61.21, 302.98°)
OKLab	oklab(30.98% 0.0135 -0.1484)
OKLCH	oklch(30.98% 0.149 275.2)
XYZ	xyz(4.5166, 2.5821, 18.3458)
Luminance	0.0258 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211D79 #75791D

analogous

#1D4779 #211D79 #4F1D79

triadic

#211D79 #79211D #1D7921

tetradic

#211D79 #791D47 #75791D #1D794F

square

#211D79 #791D47 #75791D #1D794F

split-complementary

#211D79 #794F1D #47791D

monochromatic

#070619 #141148 #211D79 #2E29AA #463FD1

Accessibility & contrast

On white

13.85

#211D79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#211D79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211D79

13.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211D79	#FFFFFF	#000000	##FFFFFF
##211D79	1.00	13.85	1.52	13.85
#FFFFFF	13.85	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00317C

Deuteranopia (green-blind)

#002877

Tritanopia (blue-blind)

#003749

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #211d79;
/* rgb */ color: rgb(33, 29, 121);
/* oklch */ color: oklch(31.0% 0.149 275.2);

Tailwind

colors: {
  custom: {
    50: '#6b5aa1',
    500: '#211d79',
    950: '#000000',
  },
}

SCSS

$custom: #211d79;
$custom-light: #6b5aa1;
$custom-dark: #000000;

JSON

{
  "hex": "#211d79",
  "rgb": {
    "r": 33,
    "g": 29,
    "b": 121
  },
  "hsl": {
    "h": 242.609,
    "s": 61.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.30982,
    "c": 0.14906,
    "h": 275.2
  },
  "luminance": 0.02583
}

Semantic roles & 50–950 ramp

primary

#211D79

secondary

#A8AD45

accent

#E443DD

background

#F6F5FA

surface

#ECE9F3

border

#C7C5CD

text

#08040F

muted

#7A797F

Preview Lab

Preview with #211D79

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

Preview Lab → · Contrast checker → · Palette generator →