#211EB3#211EB3

#211EB3 is a dark, highly saturated blue. Relative luminance 0.045; OKLCH L 37.9% C 0.219 H 270.1°. Best body text is #FFFFFF at 11.04:1 contrast (WCAG AA passes).

Color values

HEX	#211EB3
RGB	rgb(33, 30, 179)
HSL	hsl(241, 71%, 41%)
HSV	hsv(241, 83%, 70%)
CMYK	cmyk(81.6%, 83.2%, 0%, 29.8%)
CIE-LAB	lab(25.28, 51.87, -75.59)
CIE-LCH	lch(25.28, 91.68, 304.45°)
OKLab	oklab(37.86% 0.0003 -0.2188)
OKLCH	oklch(37.86% 0.219 270.1)
XYZ	xyz(9.2254, 4.5055, 43.0225)
Luminance	0.0451 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211EB3 #B0B31E

analogous

#1E65B3 #211EB3 #6B1EB3

triadic

#211EB3 #B3211E #1EB321

tetradic

#211EB3 #B31E65 #B0B31E #1EB36B

square

#211EB3 #B31E65 #B0B31E #1EB36B

split-complementary

#211EB3 #B36B1E #65B31E

monochromatic

#0E0C4A #17157F #211EB3 #3532DD #6966E5

Accessibility & contrast

On white

11.04

#211EB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#211EB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211EB3

11.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211EB3	#FFFFFF	#000000	##FFFFFF
##211EB3	1.00	11.04	1.90	11.04
#FFFFFF	11.04	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043B7

Deuteranopia (green-blind)

#0034B1

Tritanopia (blue-blind)

#004F6B

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #211eb3;
/* rgb */ color: rgb(33, 30, 179);
/* oklch */ color: oklch(37.9% 0.219 270.1);

Tailwind

colors: {
  custom: {
    50: '#7a5fcb',
    500: '#211eb3',
    950: '#000000',
  },
}

SCSS

$custom: #211eb3;
$custom-light: #7a5fcb;
$custom-dark: #000000;

JSON

{
  "hex": "#211eb3",
  "rgb": {
    "r": 33,
    "g": 30,
    "b": 179
  },
  "hsl": {
    "h": 241.208,
    "s": 71.292,
    "l": 40.98
  },
  "oklch": {
    "l": 0.37858,
    "c": 0.21881,
    "h": 270.1
  },
  "luminance": 0.04507
}

Semantic roles & 50–950 ramp

primary

#211EB3

secondary

#C8CB62

accent

#EE3AEA

background

#F8F5FC

surface

#EFE9F9

border

#CAC5D2

text

#0B0514

muted

#7C7982

Preview Lab

Preview with #211EB3

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

Preview Lab → · Contrast checker → · Palette generator →