#211D77#211D77

#211D77 is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.8% C 0.146 H 275.4°. Best body text is #FFFFFF at 13.94:1 contrast (WCAG AA passes).

Color values

HEX	#211D77
RGB	rgb(33, 29, 119)
HSL	hsl(243, 61%, 29%)
HSV	hsv(243, 76%, 47%)
CMYK	cmyk(72.3%, 75.6%, 0%, 53.3%)
CIE-LAB	lab(18.07, 32.61, -50.43)
CIE-LCH	lch(18.07, 60.05, 302.89°)
OKLab	oklab(30.76% 0.0139 -0.1458)
OKLCH	oklch(30.76% 0.146 275.4)
XYZ	xyz(4.3952, 2.5336, 17.7066)
Luminance	0.0253 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211D77 #73771D

analogous

#1D4677 #211D77 #4E1D77

triadic

#211D77 #77211D #1D7721

tetradic

#211D77 #771D46 #73771D #1D774E

square

#211D77 #771D46 #73771D #1D774E

split-complementary

#211D77 #774E1D #46771D

monochromatic

#070619 #131146 #211D77 #2F29A8 #453ED0

Accessibility & contrast

On white

13.94

#211D77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#211D77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211D77

13.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211D77	#FFFFFF	#000000	##FFFFFF
##211D77	1.00	13.94	1.51	13.94
#FFFFFF	13.94	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00307A

Deuteranopia (green-blind)

#002875

Tritanopia (blue-blind)

#003648

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #211d77;
/* rgb */ color: rgb(33, 29, 119);
/* oklch */ color: oklch(30.8% 0.146 275.4);

Tailwind

colors: {
  custom: {
    50: '#6a5a9f',
    500: '#211d77',
    950: '#000000',
  },
}

SCSS

$custom: #211d77;
$custom-light: #6a5a9f;
$custom-dark: #000000;

JSON

{
  "hex": "#211d77",
  "rgb": {
    "r": 33,
    "g": 29,
    "b": 119
  },
  "hsl": {
    "h": 242.667,
    "s": 60.811,
    "l": 29.02
  },
  "oklch": {
    "l": 0.30763,
    "c": 0.14642,
    "h": 275.4
  },
  "luminance": 0.02534
}

Semantic roles & 50–950 ramp

primary

#211D77

secondary

#A6AB45

accent

#E444DD

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07040F

muted

#7A797E

Preview Lab

Preview with #211D77

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

Preview Lab → · Contrast checker → · Palette generator →