#211D64#211D64

#211D64 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 28.8% C 0.120 H 278.2°. Best body text is #FFFFFF at 14.74:1 contrast (WCAG AA passes).

Color values

HEX	#211D64
RGB	rgb(33, 29, 100)
HSL	hsl(243, 55%, 25%)
HSV	hsv(243, 71%, 39%)
CMYK	cmyk(67%, 71%, 0%, 60.8%)
CIE-LAB	lab(16.11, 25.77, -41.28)
CIE-LCH	lch(16.11, 48.66, 301.98°)
OKLab	oklab(28.77% 0.0171 -0.119)
OKLCH	oklch(28.77% 0.12 278.2)
XYZ	xyz(3.3661, 2.1219, 12.2863)
Luminance	0.0212 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211D64 #60641D

analogous

#1D3D64 #211D64 #441D64

triadic

#211D64 #64211D #1D6421

tetradic

#211D64 #641D3D #60641D #1D6444

square

#211D64 #641D3D #60641D #1D6444

split-complementary

#211D64 #64441D #3D641D

monochromatic

#080718 #110F35 #211D64 #312B93 #4039C3

Accessibility & contrast

On white

14.74

#211D64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#211D64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211D64

14.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211D64	#FFFFFF	#000000	##FFFFFF
##211D64	1.00	14.74	1.42	14.74
#FFFFFF	14.74	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B66

Deuteranopia (green-blind)

#002563

Tritanopia (blue-blind)

#00303D

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #211d64;
/* rgb */ color: rgb(33, 29, 100);
/* oklch */ color: oklch(28.8% 0.120 278.2);

Tailwind

colors: {
  custom: {
    50: '#665991',
    500: '#211d64',
    950: '#000000',
  },
}

SCSS

$custom: #211d64;
$custom-light: #665991;
$custom-dark: #000000;

JSON

{
  "hex": "#211d64",
  "rgb": {
    "r": 33,
    "g": 29,
    "b": 100
  },
  "hsl": {
    "h": 243.38,
    "s": 55.039,
    "l": 25.294
  },
  "oklch": {
    "l": 0.28767,
    "c": 0.12024,
    "h": 278.2
  },
  "luminance": 0.02122
}

Semantic roles & 50–950 ramp

primary

#211D64

secondary

#949944

accent

#DE49D6

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#06030D

muted

#7A787E

Preview Lab

Preview with #211D64

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

Preview Lab → · Contrast checker → · Palette generator →