#211B82#211B82

#211B82 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.7% C 0.163 H 274.4°. Best body text is #FFFFFF at 13.60:1 contrast (WCAG AA passes).

Color values

HEX	#211B82
RGB	rgb(33, 27, 130)
HSL	hsl(243, 66%, 31%)
HSV	hsv(243, 79%, 51%)
CMYK	cmyk(74.6%, 79.2%, 0%, 49%)
CIE-LAB	lab(18.88, 37.59, -56.10)
CIE-LCH	lch(18.88, 67.53, 303.83°)
OKLab	oklab(31.7% 0.0126 -0.1623)
OKLCH	oklch(31.7% 0.163 274.4)
XYZ	xyz(5.0471, 2.7184, 21.3735)
Luminance	0.0272 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211B82 #7C821B

analogous

#1B4882 #211B82 #541B82

triadic

#211B82 #82211B #1B8221

tetradic

#211B82 #821B48 #7C821B #1B8254

square

#211B82 #821B48 #7C821B #1B8254

split-complementary

#211B82 #82541B #48821B

monochromatic

#07061D #14104F #211B82 #2E26B5 #4940D7

Accessibility & contrast

On white

13.60

#211B82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#211B82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211B82

13.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211B82	#FFFFFF	#000000	##FFFFFF
##211B82	1.00	13.60	1.54	13.60
#FFFFFF	13.60	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003385

Deuteranopia (green-blind)

#002980

Tritanopia (blue-blind)

#003A4E

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #211b82;
/* rgb */ color: rgb(33, 27, 130);
/* oklch */ color: oklch(31.7% 0.163 274.4);

Tailwind

colors: {
  custom: {
    50: '#6d59a7',
    500: '#211b82',
    950: '#000000',
  },
}

SCSS

$custom: #211b82;
$custom-light: #6d59a7;
$custom-dark: #000000;

JSON

{
  "hex": "#211b82",
  "rgb": {
    "r": 33,
    "g": 27,
    "b": 130
  },
  "hsl": {
    "h": 243.495,
    "s": 65.605,
    "l": 30.784
  },
  "oklch": {
    "l": 0.317,
    "c": 0.16275,
    "h": 274.4
  },
  "luminance": 0.02719
}

Semantic roles & 50–950 ramp

primary

#211B82

secondary

#AFB643

accent

#E93FDF

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #211B82

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

Preview Lab → · Contrast checker → · Palette generator →