#211BAA#211BAA

#211BAA is a dark, highly saturated blue. Relative luminance 0.040; OKLCH L 36.4% C 0.211 H 270.8°. Best body text is #FFFFFF at 11.66:1 contrast (WCAG AA passes).

Color values

HEX	#211BAA
RGB	rgb(33, 27, 170)
HSL	hsl(243, 73%, 39%)
HSV	hsv(243, 84%, 67%)
CMYK	cmyk(80.6%, 84.1%, 0%, 33.3%)
CIE-LAB	lab(23.70, 50.46, -72.81)
CIE-LCH	lch(23.70, 88.59, 304.73°)
OKLab	oklab(36.45% 0.003 -0.2107)
OKLCH	oklch(36.45% 0.211 270.8)
XYZ	xyz(8.2724, 4.0085, 38.3602)
Luminance	0.0401 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211BAA #A4AA1B

analogous

#1B5DAA #211BAA #681BAA

triadic

#211BAA #AA211B #1BAA21

tetradic

#211BAA #AA1B5D #A4AA1B #1BAA68

square

#211BAA #AA1B5D #A4AA1B #1BAA68

split-complementary

#211BAA #AA681B #5DAA1B

monochromatic

#0C0A40 #171375 #211BAA #2D26DC #605BE5

Accessibility & contrast

On white

11.66

#211BAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#211BAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211BAA

11.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211BAA	#FFFFFF	#000000	##FFFFFF
##211BAA	1.00	11.66	1.80	11.66
#FFFFFF	11.66	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003FAE

Deuteranopia (green-blind)

#0031A8

Tritanopia (blue-blind)

#004A65

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #211baa;
/* rgb */ color: rgb(33, 27, 170);
/* oklch */ color: oklch(36.4% 0.211 270.8);

Tailwind

colors: {
  custom: {
    50: '#785cc5',
    500: '#211baa',
    950: '#000000',
  },
}

SCSS

$custom: #211baa;
$custom-light: #785cc5;
$custom-dark: #000000;

JSON

{
  "hex": "#211baa",
  "rgb": {
    "r": 33,
    "g": 27,
    "b": 170
  },
  "hsl": {
    "h": 242.517,
    "s": 72.589,
    "l": 38.627
  },
  "oklch": {
    "l": 0.36449,
    "c": 0.21071,
    "h": 270.8
  },
  "luminance": 0.04009
}

Semantic roles & 50–950 ramp

primary

#211BAA

secondary

#C4C958

accent

#EF39E8

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0413

muted

#7C7982

Preview Lab

Preview with #211BAA

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

Preview Lab → · Contrast checker → · Palette generator →