#211D7A#211D7A

#211D7A is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.1% C 0.150 H 275.1°. Best body text is #FFFFFF at 13.80:1 contrast (WCAG AA passes).

Color values

HEX	#211D7A
RGB	rgb(33, 29, 122)
HSL	hsl(243, 62%, 30%)
HSV	hsv(243, 76%, 48%)
CMYK	cmyk(73%, 76.2%, 0%, 52.2%)
CIE-LAB	lab(18.39, 33.67, -51.81)
CIE-LCH	lch(18.39, 61.79, 303.02°)
OKLab	oklab(31.09% 0.0133 -0.1498)
OKLCH	oklch(31.09% 0.15 275.1)
XYZ	xyz(4.5783, 2.6068, 18.6705)
Luminance	0.0261 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211D7A #767A1D

analogous

#1D477A #211D7A #501D7A

triadic

#211D7A #7A211D #1D7A21

tetradic

#211D7A #7A1D47 #767A1D #1D7A50

square

#211D7A #7A1D47 #767A1D #1D7A50

split-complementary

#211D7A #7A501D #477A1D

monochromatic

#070619 #141149 #211D7A #2E29AB #4640D2

Accessibility & contrast

On white

13.80

#211D7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#211D7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211D7A

13.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211D7A	#FFFFFF	#000000	##FFFFFF
##211D7A	1.00	13.80	1.52	13.80
#FFFFFF	13.80	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00317D

Deuteranopia (green-blind)

#002978

Tritanopia (blue-blind)

#00384A

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #211d7a;
/* rgb */ color: rgb(33, 29, 122);
/* oklch */ color: oklch(31.1% 0.150 275.1);

Tailwind

colors: {
  custom: {
    50: '#6b5aa1',
    500: '#211d7a',
    950: '#000000',
  },
}

SCSS

$custom: #211d7a;
$custom-light: #6b5aa1;
$custom-dark: #000000;

JSON

{
  "hex": "#211d7a",
  "rgb": {
    "r": 33,
    "g": 29,
    "b": 122
  },
  "hsl": {
    "h": 242.581,
    "s": 61.589,
    "l": 29.608
  },
  "oklch": {
    "l": 0.31092,
    "c": 0.15039,
    "h": 275.1
  },
  "luminance": 0.02607
}

Semantic roles & 50–950 ramp

primary

#211D7A

secondary

#A9AE45

accent

#E543DE

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08040F

muted

#7A797F

Preview Lab

Preview with #211D7A

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

Preview Lab → · Contrast checker → · Palette generator →