#211D8F#211D8F

#211D8F is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.5% C 0.177 H 272.8°. Best body text is #FFFFFF at 12.83:1 contrast (WCAG AA passes).

Color values

HEX	#211D8F
RGB	rgb(33, 29, 143)
HSL	hsl(242, 66%, 34%)
HSV	hsv(242, 80%, 56%)
CMYK	cmyk(76.9%, 79.7%, 0%, 43.9%)
CIE-LAB	lab(20.77, 40.85, -61.13)
CIE-LCH	lch(20.77, 73.52, 303.76°)
OKLab	oklab(33.47% 0.0087 -0.1769)
OKLCH	oklch(33.47% 0.177 272.8)
XYZ	xyz(6.0228, 3.1846, 26.2785)
Luminance	0.0319 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211D8F #8B8F1D

analogous

#1D528F #211D8F #5A1D8F

triadic

#211D8F #8F211D #1D8F21

tetradic

#211D8F #8F1D52 #8B8F1D #1D8F5A

square

#211D8F #8F1D52 #8B8F1D #1D8F5A

split-complementary

#211D8F #8F5A1D #528F1D

monochromatic

#0A0829 #15135C #211D8F #2D27C2 #514CDB

Accessibility & contrast

On white

12.83

#211D8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#211D8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211D8F

12.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211D8F	#FFFFFF	#000000	##FFFFFF
##211D8F	1.00	12.83	1.64	12.83
#FFFFFF	12.83	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003792

Deuteranopia (green-blind)

#002C8D

Tritanopia (blue-blind)

#004056

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #211d8f;
/* rgb */ color: rgb(33, 29, 143);
/* oklch */ color: oklch(33.5% 0.177 272.8);

Tailwind

colors: {
  custom: {
    50: '#705bb1',
    500: '#211d8f',
    950: '#000000',
  },
}

SCSS

$custom: #211d8f;
$custom-light: #705bb1;
$custom-dark: #000000;

JSON

{
  "hex": "#211d8f",
  "rgb": {
    "r": 33,
    "g": 29,
    "b": 143
  },
  "hsl": {
    "h": 242.105,
    "s": 66.279,
    "l": 33.725
  },
  "oklch": {
    "l": 0.33469,
    "c": 0.1771,
    "h": 272.8
  },
  "luminance": 0.03185
}

Semantic roles & 50–950 ramp

primary

#211D8F

secondary

#B9BD4B

accent

#E93FE3

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #211D8F

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

Preview Lab → · Contrast checker → · Palette generator →