#211D9A#211D9A

#211D9A is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.8% C 0.190 H 271.9°. Best body text is #FFFFFF at 12.30:1 contrast (WCAG AA passes).

Color values

HEX	#211D9A
RGB	rgb(33, 29, 154)
HSL	hsl(242, 68%, 36%)
HSV	hsv(242, 81%, 60%)
CMYK	cmyk(78.6%, 81.2%, 0%, 39.6%)
CIE-LAB	lab(22.07, 44.47, -65.77)
CIE-LCH	lch(22.07, 79.39, 304.06°)
OKLab	oklab(34.76% 0.0062 -0.1904)
OKLCH	oklch(34.76% 0.19 271.9)
XYZ	xyz(6.8973, 3.5344, 30.8843)
Luminance	0.0353 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211D9A #969A1D

analogous

#1D579A #211D9A #5F1D9A

triadic

#211D9A #9A211D #1D9A21

tetradic

#211D9A #9A1D57 #969A1D #1D9A5F

square

#211D9A #9A1D57 #969A1D #1D9A5F

split-complementary

#211D9A #9A5F1D #579A1D

monochromatic

#0B0A33 #161366 #211D9A #2C27CE #5753DF

Accessibility & contrast

On white

12.30

#211D9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#211D9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211D9A

12.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211D9A	#FFFFFF	#000000	##FFFFFF
##211D9A	1.00	12.30	1.71	12.30
#FFFFFF	12.30	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B9D

Deuteranopia (green-blind)

#002E98

Tritanopia (blue-blind)

#00445C

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #211d9a;
/* rgb */ color: rgb(33, 29, 154);
/* oklch */ color: oklch(34.8% 0.190 271.9);

Tailwind

colors: {
  custom: {
    50: '#735cb9',
    500: '#211d9a',
    950: '#000000',
  },
}

SCSS

$custom: #211d9a;
$custom-light: #735cb9;
$custom-dark: #000000;

JSON

{
  "hex": "#211d9a",
  "rgb": {
    "r": 33,
    "g": 29,
    "b": 154
  },
  "hsl": {
    "h": 241.92,
    "s": 68.306,
    "l": 35.882
  },
  "oklch": {
    "l": 0.34756,
    "c": 0.19047,
    "h": 271.9
  },
  "luminance": 0.03535
}

Semantic roles & 50–950 ramp

primary

#211D9A

secondary

#BEC251

accent

#EB3DE6

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #211D9A

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

Preview Lab → · Contrast checker → · Palette generator →