#211FA9#211FA9

#211FA9 is a dark, highly saturated blue. Relative luminance 0.042; OKLCH L 36.8% C 0.207 H 270.6°. Best body text is #FFFFFF at 11.45:1 contrast (WCAG AA passes).

Color values

HEX	#211FA9
RGB	rgb(33, 31, 169)
HSL	hsl(241, 69%, 39%)
HSV	hsv(241, 82%, 66%)
CMYK	cmyk(80.5%, 81.7%, 0%, 33.7%)
CIE-LAB	lab(24.22, 48.27, -71.35)
CIE-LCH	lch(24.22, 86.14, 304.08°)
OKLab	oklab(36.77% 0.0023 -0.2065)
OKLCH	oklch(36.77% 0.207 270.6)
XYZ	xyz(8.2762, 4.1669, 37.8965)
Luminance	0.0417 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211FA9 #A7A91F

analogous

#1F62A9 #211FA9 #661FA9

triadic

#211FA9 #A9211F #1FA921

tetradic

#211FA9 #A91F62 #A7A91F #1FA966

square

#211FA9 #A91F62 #A7A91F #1FA966

split-complementary

#211FA9 #A9661F #62A91F

monochromatic

#0D0C42 #171675 #211FA9 #2F2DD8 #6260E2

Accessibility & contrast

On white

11.45

#211FA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#211FA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211FA9

11.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211FA9	#FFFFFF	#000000	##FFFFFF
##211FA9	1.00	11.45	1.83	11.45
#FFFFFF	11.45	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040AD

Deuteranopia (green-blind)

#0032A7

Tritanopia (blue-blind)

#004B65

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #211fa9;
/* rgb */ color: rgb(33, 31, 169);
/* oklch */ color: oklch(36.8% 0.207 270.6);

Tailwind

colors: {
  custom: {
    50: '#775ec4',
    500: '#211fa9',
    950: '#000000',
  },
}

SCSS

$custom: #211fa9;
$custom-light: #775ec4;
$custom-dark: #000000;

JSON

{
  "hex": "#211fa9",
  "rgb": {
    "r": 33,
    "g": 31,
    "b": 169
  },
  "hsl": {
    "h": 240.87,
    "s": 69,
    "l": 39.216
  },
  "oklch": {
    "l": 0.36772,
    "c": 0.20655,
    "h": 270.6
  },
  "luminance": 0.04168
}

Semantic roles & 50–950 ramp

primary

#211FA9

secondary

#C5C75D

accent

#EC3CE9

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #211FA9

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

Preview Lab → · Contrast checker → · Palette generator →