#211F8E#211F8E

#211F8E is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.6% C 0.174 H 272.7°. Best body text is #FFFFFF at 12.72:1 contrast (WCAG AA passes).

Color values

HEX	#211F8E
RGB	rgb(33, 31, 142)
HSL	hsl(241, 64%, 34%)
HSV	hsv(241, 78%, 56%)
CMYK	cmyk(76.8%, 78.2%, 0%, 44.3%)
CIE-LAB	lab(21.04, 39.41, -60.06)
CIE-LCH	lch(21.04, 71.83, 303.27°)
OKLab	oklab(33.63% 0.0081 -0.1738)
OKLCH	oklch(33.63% 0.174 272.7)
XYZ	xyz(5.9980, 3.2557, 25.8982)
Luminance	0.0326 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211F8E #8C8E1F

analogous

#1F558E #211F8E #591F8E

triadic

#211F8E #8E211F #1F8E21

tetradic

#211F8E #8E1F55 #8C8E1F #1F8E59

square

#211F8E #8E1F55 #8C8E1F #1F8E59

split-complementary

#211F8E #8E591F #558E1F

monochromatic

#0A092A #15145C #211F8E #2D2AC0 #514FD9

Accessibility & contrast

On white

12.72

#211F8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#211F8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211F8E

12.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211F8E	#FFFFFF	#000000	##FFFFFF
##211F8E	1.00	12.72	1.65	12.72
#FFFFFF	12.72	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003891

Deuteranopia (green-blind)

#002D8C

Tritanopia (blue-blind)

#004055

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #211f8e;
/* rgb */ color: rgb(33, 31, 142);
/* oklch */ color: oklch(33.6% 0.174 272.7);

Tailwind

colors: {
  custom: {
    50: '#705db0',
    500: '#211f8e',
    950: '#000000',
  },
}

SCSS

$custom: #211f8e;
$custom-light: #705db0;
$custom-dark: #000000;

JSON

{
  "hex": "#211f8e",
  "rgb": {
    "r": 33,
    "g": 31,
    "b": 142
  },
  "hsl": {
    "h": 241.081,
    "s": 64.162,
    "l": 33.922
  },
  "oklch": {
    "l": 0.33626,
    "c": 0.17399,
    "h": 272.7
  },
  "luminance": 0.03256
}

Semantic roles & 50–950 ramp

primary

#211F8E

secondary

#B9BB4D

accent

#E741E4

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #211F8E

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

Preview Lab → · Contrast checker → · Palette generator →