#211D6B#211D6B

#211D6B is a dark, vivid blue. Relative luminance 0.023; OKLCH L 29.5% C 0.130 H 277.1°. Best body text is #FFFFFF at 14.45:1 contrast (WCAG AA passes).

Color values

HEX	#211D6B
RGB	rgb(33, 29, 107)
HSL	hsl(243, 57%, 27%)
HSV	hsv(243, 73%, 42%)
CMYK	cmyk(69.2%, 72.9%, 0%, 58%)
CIE-LAB	lab(16.81, 28.32, -44.73)
CIE-LCH	lch(16.81, 52.94, 302.34°)
OKLab	oklab(29.48% 0.0161 -0.1291)
OKLCH	oklch(29.48% 0.13 277.1)
XYZ	xyz(3.7195, 2.2633, 14.1479)
Luminance	0.0226 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211D6B #676B1D

analogous

#1D406B #211D6B #481D6B

triadic

#211D6B #6B211D #1D6B21

tetradic

#211D6B #6B1D40 #676B1D #1D6B48

square

#211D6B #6B1D40 #676B1D #1D6B48

split-complementary

#211D6B #6B481D #406B1D

monochromatic

#070718 #12103B #211D6B #302A9B #4039C9

Accessibility & contrast

On white

14.45

#211D6B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#211D6B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211D6B

14.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211D6B	#FFFFFF	#000000	##FFFFFF
##211D6B	1.00	14.45	1.45	14.45
#FFFFFF	14.45	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D6D

Deuteranopia (green-blind)

#00266A

Tritanopia (blue-blind)

#003241

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #211d6b;
/* rgb */ color: rgb(33, 29, 107);
/* oklch */ color: oklch(29.5% 0.130 277.1);

Tailwind

colors: {
  custom: {
    50: '#675a96',
    500: '#211d6b',
    950: '#000000',
  },
}

SCSS

$custom: #211d6b;
$custom-light: #675a96;
$custom-dark: #000000;

JSON

{
  "hex": "#211d6b",
  "rgb": {
    "r": 33,
    "g": 29,
    "b": 107
  },
  "hsl": {
    "h": 243.077,
    "s": 57.353,
    "l": 26.667
  },
  "oklch": {
    "l": 0.29484,
    "c": 0.13011,
    "h": 277.1
  },
  "luminance": 0.02264
}

Semantic roles & 50–950 ramp

primary

#211D6B

secondary

#9BA044

accent

#E147D9

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030D

muted

#7A787E

Preview Lab

Preview with #211D6B

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

Preview Lab → · Contrast checker → · Palette generator →