#211F9D#211F9D

#211F9D is a dark, vivid blue. Relative luminance 0.037; OKLCH L 35.4% C 0.192 H 271.5°. Best body text is #FFFFFF at 12.02:1 contrast (WCAG AA passes).

Color values

HEX	#211F9D
RGB	rgb(33, 31, 157)
HSL	hsl(241, 67%, 37%)
HSV	hsv(241, 80%, 62%)
CMYK	cmyk(79%, 80.3%, 0%, 38.4%)
CIE-LAB	lab(22.78, 44.41, -66.43)
CIE-LCH	lch(22.78, 79.91, 303.76°)
OKLab	oklab(35.36% 0.0049 -0.1923)
OKLCH	oklch(35.36% 0.192 271.5)
XYZ	xyz(7.2009, 3.7368, 32.2335)
Luminance	0.0374 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211F9D #9B9D1F

analogous

#1F5C9D #211F9D #601F9D

triadic

#211F9D #9D211F #1F9D21

tetradic

#211F9D #9D1F5C #9B9D1F #1F9D60

square

#211F9D #9D1F5C #9B9D1F #1F9D60

split-complementary

#211F9D #9D601F #5C9D1F

monochromatic

#0C0B37 #16156A #211F9D #2C29D0 #5A58DE

Accessibility & contrast

On white

12.02

#211F9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#211F9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211F9D

12.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211F9D	#FFFFFF	#000000	##FFFFFF
##211F9D	1.00	12.02	1.75	12.02
#FFFFFF	12.02	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA1

Deuteranopia (green-blind)

#00309B

Tritanopia (blue-blind)

#00465E

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #211f9d;
/* rgb */ color: rgb(33, 31, 157);
/* oklch */ color: oklch(35.4% 0.192 271.5);

Tailwind

colors: {
  custom: {
    50: '#745ebb',
    500: '#211f9d',
    950: '#000000',
  },
}

SCSS

$custom: #211f9d;
$custom-light: #745ebb;
$custom-dark: #000000;

JSON

{
  "hex": "#211f9d",
  "rgb": {
    "r": 33,
    "g": 31,
    "b": 157
  },
  "hsl": {
    "h": 240.952,
    "s": 67.021,
    "l": 36.863
  },
  "oklch": {
    "l": 0.35357,
    "c": 0.19236,
    "h": 271.5
  },
  "luminance": 0.03738
}

Semantic roles & 50–950 ramp

primary

#211F9D

secondary

#C0C256

accent

#EA3EE7

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #211F9D

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

Preview Lab → · Contrast checker → · Palette generator →