#211C8F#211C8F

#211C8F is a dark, vivid blue. Relative luminance 0.031; OKLCH L 33.3% C 0.178 H 272.9°. Best body text is #FFFFFF at 12.90:1 contrast (WCAG AA passes).

Color values

HEX	#211C8F
RGB	rgb(33, 28, 143)
HSL	hsl(243, 67%, 34%)
HSV	hsv(243, 80%, 56%)
CMYK	cmyk(76.9%, 80.4%, 0%, 43.9%)
CIE-LAB	lab(20.58, 41.39, -61.44)
CIE-LCH	lch(20.58, 74.08, 303.97°)
OKLab	oklab(33.34% 0.0091 -0.1778)
OKLCH	oklch(33.34% 0.178 272.9)
XYZ	xyz(5.9987, 3.1364, 26.2705)
Luminance	0.0314 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211C8F #8A8F1C

analogous

#1C508F #211C8F #5A1C8F

triadic

#211C8F #8F211C #1C8F21

tetradic

#211C8F #8F1C50 #8A8F1C #1C8F5A

square

#211C8F #8F1C50 #8A8F1C #1C8F5A

split-complementary

#211C8F #8F5A1C #508F1C

monochromatic

#090829 #15125C #211C8F #2D26C2 #504ADC

Accessibility & contrast

On white

12.90

#211C8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#211C8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211C8F

12.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211C8F	#FFFFFF	#000000	##FFFFFF
##211C8F	1.00	12.90	1.63	12.90
#FFFFFF	12.90	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003792

Deuteranopia (green-blind)

#002C8D

Tritanopia (blue-blind)

#003F55

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #211c8f;
/* rgb */ color: rgb(33, 28, 143);
/* oklch */ color: oklch(33.3% 0.178 272.9);

Tailwind

colors: {
  custom: {
    50: '#715bb1',
    500: '#211c8f',
    950: '#000000',
  },
}

SCSS

$custom: #211c8f;
$custom-light: #715bb1;
$custom-dark: #000000;

JSON

{
  "hex": "#211c8f",
  "rgb": {
    "r": 33,
    "g": 28,
    "b": 143
  },
  "hsl": {
    "h": 242.609,
    "s": 67.251,
    "l": 33.529
  },
  "oklch": {
    "l": 0.33338,
    "c": 0.178,
    "h": 272.9
  },
  "luminance": 0.03137
}

Semantic roles & 50–950 ramp

primary

#211C8F

secondary

#B9BE49

accent

#EA3EE3

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #211C8F

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

Preview Lab → · Contrast checker → · Palette generator →