#211788#211788

#211788 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.9% C 0.174 H 274.2°. Best body text is #FFFFFF at 13.61:1 contrast (WCAG AA passes).

Color values

HEX	#211788
RGB	rgb(33, 23, 136)
HSL	hsl(245, 71%, 31%)
HSV	hsv(245, 83%, 53%)
CMYK	cmyk(75.7%, 83.1%, 0%, 46.7%)
CIE-LAB	lab(18.86, 41.69, -59.92)
CIE-LCH	lch(18.86, 72.99, 304.83°)
OKLab	oklab(31.89% 0.0127 -0.1733)
OKLCH	oklch(31.89% 0.174 274.2)
XYZ	xyz(5.3761, 2.7132, 23.5281)
Luminance	0.0271 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211788 #7E8817

analogous

#174588 #211788 #591788

triadic

#211788 #882117 #178821

tetradic

#211788 #881745 #7E8817 #178859

square

#211788 #881745 #7E8817 #178859

split-complementary

#211788 #885917 #458817

monochromatic

#08051F #140E54 #211788 #2E20BC #4A3BDE

Accessibility & contrast

On white

13.61

#211788 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#211788 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211788

13.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211788	#FFFFFF	#000000	##FFFFFF
##211788	1.00	13.61	1.54	13.61
#FFFFFF	13.61	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00338B

Deuteranopia (green-blind)

#002986

Tritanopia (blue-blind)

#003B50

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #211788;
/* rgb */ color: rgb(33, 23, 136);
/* oklch */ color: oklch(31.9% 0.174 274.2);

Tailwind

colors: {
  custom: {
    50: '#6f58ac',
    500: '#211788',
    950: '#000000',
  },
}

SCSS

$custom: #211788;
$custom-light: #6f58ac;
$custom-dark: #000000;

JSON

{
  "hex": "#211788",
  "rgb": {
    "r": 33,
    "g": 23,
    "b": 136
  },
  "hsl": {
    "h": 245.31,
    "s": 71.069,
    "l": 31.176
  },
  "oklch": {
    "l": 0.31892,
    "c": 0.17375,
    "h": 274.2
  },
  "luminance": 0.02714
}

Semantic roles & 50–950 ramp

primary

#211788

secondary

#B1BC3F

accent

#EE3ADE

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090310

muted

#7B787F

Preview Lab

Preview with #211788

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

Preview Lab → · Contrast checker → · Palette generator →