#211BA8#211BA8

#211BA8 is a dark, highly saturated blue. Relative luminance 0.039; OKLCH L 36.2% C 0.208 H 270.9°. Best body text is #FFFFFF at 11.75:1 contrast (WCAG AA passes).

Color values

HEX	#211BA8
RGB	rgb(33, 27, 168)
HSL	hsl(243, 72%, 38%)
HSV	hsv(243, 84%, 66%)
CMYK	cmyk(80.4%, 83.9%, 0%, 34.1%)
CIE-LAB	lab(23.45, 49.85, -72.01)
CIE-LCH	lch(23.45, 87.58, 304.69°)
OKLab	oklab(36.21% 0.0034 -0.2084)
OKLCH	oklch(36.21% 0.208 270.9)
XYZ	xyz(8.0846, 3.9334, 37.3713)
Luminance	0.0393 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211BA8 #A2A81B

analogous

#1B5BA8 #211BA8 #671BA8

triadic

#211BA8 #A8211B #1BA821

tetradic

#211BA8 #A81B5B #A2A81B #1BA867

square

#211BA8 #A81B5B #A2A81B #1BA867

split-complementary

#211BA8 #A8671B #5BA81B

monochromatic

#0C0A3F #171373 #211BA8 #2C24DC #5F59E4

Accessibility & contrast

On white

11.75

#211BA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#211BA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211BA8

11.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211BA8	#FFFFFF	#000000	##FFFFFF
##211BA8	1.00	11.75	1.79	11.75
#FFFFFF	11.75	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003FAC

Deuteranopia (green-blind)

#0031A6

Tritanopia (blue-blind)

#004964

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #211ba8;
/* rgb */ color: rgb(33, 27, 168);
/* oklch */ color: oklch(36.2% 0.208 270.9);

Tailwind

colors: {
  custom: {
    50: '#775cc3',
    500: '#211ba8',
    950: '#000000',
  },
}

SCSS

$custom: #211ba8;
$custom-light: #775cc3;
$custom-dark: #000000;

JSON

{
  "hex": "#211ba8",
  "rgb": {
    "r": 33,
    "g": 27,
    "b": 168
  },
  "hsl": {
    "h": 242.553,
    "s": 72.308,
    "l": 38.235
  },
  "oklch": {
    "l": 0.36206,
    "c": 0.20843,
    "h": 270.9
  },
  "luminance": 0.03934
}

Semantic roles & 50–950 ramp

primary

#211BA8

secondary

#C3C857

accent

#EF39E7

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0413

muted

#7C7982

Preview Lab

Preview with #211BA8

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

Preview Lab → · Contrast checker → · Palette generator →