#211C8A#211C8A

#211C8A is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.8% C 0.172 H 273.4°. Best body text is #FFFFFF at 13.14:1 contrast (WCAG AA passes).

Color values

HEX	#211C8A
RGB	rgb(33, 28, 138)
HSL	hsl(243, 66%, 33%)
HSV	hsv(243, 80%, 54%)
CMYK	cmyk(76.1%, 79.7%, 0%, 45.9%)
CIE-LAB	lab(20.00, 39.73, -59.28)
CIE-LCH	lch(20.00, 71.37, 303.83°)
OKLab	oklab(32.76% 0.0103 -0.1715)
OKLCH	oklch(32.76% 0.172 273.4)
XYZ	xyz(5.6284, 2.9882, 24.3200)
Luminance	0.0299 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211C8A #858A1C

analogous

#1C4E8A #211C8A #581C8A

triadic

#211C8A #8A211C #1C8A21

tetradic

#211C8A #8A1C4E #858A1C #1C8A58

square

#211C8A #8A1C4E #858A1C #1C8A58

split-complementary

#211C8A #8A581C #4E8A1C

monochromatic

#090724 #151257 #211C8A #2D26BD #4D47DA

Accessibility & contrast

On white

13.14

#211C8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#211C8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211C8A

13.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211C8A	#FFFFFF	#000000	##FFFFFF
##211C8A	1.00	13.14	1.60	13.14
#FFFFFF	13.14	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00358D

Deuteranopia (green-blind)

#002B88

Tritanopia (blue-blind)

#003D52

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #211c8a;
/* rgb */ color: rgb(33, 28, 138);
/* oklch */ color: oklch(32.8% 0.172 273.4);

Tailwind

colors: {
  custom: {
    50: '#6f5bad',
    500: '#211c8a',
    950: '#000000',
  },
}

SCSS

$custom: #211c8a;
$custom-light: #6f5bad;
$custom-dark: #000000;

JSON

{
  "hex": "#211c8a",
  "rgb": {
    "r": 33,
    "g": 28,
    "b": 138
  },
  "hsl": {
    "h": 242.727,
    "s": 66.265,
    "l": 32.549
  },
  "oklch": {
    "l": 0.32757,
    "c": 0.17184,
    "h": 273.4
  },
  "luminance": 0.02989
}

Semantic roles & 50–950 ramp

primary

#211C8A

secondary

#B6BB46

accent

#E93FE1

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #211C8A

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

Preview Lab → · Contrast checker → · Palette generator →