#211D63#211D63

#211D63 is a dark, moderate blue. Relative luminance 0.021; OKLCH L 28.7% C 0.119 H 278.3°. Best body text is #FFFFFF at 14.78:1 contrast (WCAG AA passes).

Color values

HEX	#211D63
RGB	rgb(33, 29, 99)
HSL	hsl(243, 55%, 25%)
HSV	hsv(243, 71%, 39%)
CMYK	cmyk(66.7%, 70.7%, 0%, 61.2%)
CIE-LAB	lab(16.02, 25.41, -40.77)
CIE-LCH	lch(16.02, 48.04, 301.93°)
OKLab	oklab(28.67% 0.0173 -0.1175)
OKLCH	oklch(28.67% 0.119 278.3)
XYZ	xyz(3.3180, 2.1027, 12.0330)
Luminance	0.0210 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211D63 #5F631D

analogous

#1D3C63 #211D63 #441D63

triadic

#211D63 #63211D #1D6321

tetradic

#211D63 #631D3C #5F631D #1D6344

square

#211D63 #631D3C #5F631D #1D6344

split-complementary

#211D63 #63441D #3C631D

monochromatic

#080718 #110F34 #211D63 #312B92 #4139C2

Accessibility & contrast

On white

14.78

#211D63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#211D63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211D63

14.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211D63	#FFFFFF	#000000	##FFFFFF
##211D63	1.00	14.78	1.42	14.78
#FFFFFF	14.78	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B65

Deuteranopia (green-blind)

#002562

Tritanopia (blue-blind)

#002F3D

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #211d63;
/* rgb */ color: rgb(33, 29, 99);
/* oklch */ color: oklch(28.7% 0.119 278.3);

Tailwind

colors: {
  custom: {
    50: '#655990',
    500: '#211d63',
    950: '#000000',
  },
}

SCSS

$custom: #211d63;
$custom-light: #655990;
$custom-dark: #000000;

JSON

{
  "hex": "#211d63",
  "rgb": {
    "r": 33,
    "g": 29,
    "b": 99
  },
  "hsl": {
    "h": 243.429,
    "s": 54.688,
    "l": 25.098
  },
  "oklch": {
    "l": 0.28666,
    "c": 0.1188,
    "h": 278.3
  },
  "luminance": 0.02103
}

Semantic roles & 50–950 ramp

primary

#211D63

secondary

#939844

accent

#DE4AD6

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06030D

muted

#7A787D

Preview Lab

Preview with #211D63

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

Preview Lab → · Contrast checker → · Palette generator →