#211AB2#211AB2

#211AB2 is a dark, highly saturated blue. Relative luminance 0.043; OKLCH L 37.3% C 0.220 H 270.3°. Best body text is #FFFFFF at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#211AB2
RGB	rgb(33, 26, 178)
HSL	hsl(243, 75%, 40%)
HSV	hsv(243, 85%, 70%)
CMYK	cmyk(81.5%, 85.4%, 0%, 30.2%)
CIE-LAB	lab(24.56, 53.31, -76.18)
CIE-LCH	lch(24.56, 92.99, 304.98°)
OKLab	oklab(37.33% 0.0012 -0.2204)
OKLCH	oklch(37.33% 0.22 270.3)
XYZ	xyz(9.0298, 4.2754, 42.4602)
Luminance	0.0428 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211AB2 #ABB21A

analogous

#1A5FB2 #211AB2 #6D1AB2

triadic

#211AB2 #B2211A #1AB221

tetradic

#211AB2 #B21A5F #ABB21A #1AB26D

square

#211AB2 #B21A5F #ABB21A #1AB26D

split-complementary

#211AB2 #B26D1A #5FB21A

monochromatic

#0D0A47 #17127D #211AB2 #3229E0 #655FE8

Accessibility & contrast

On white

11.32

#211AB2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#211AB2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211AB2

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211AB2	#FFFFFF	#000000	##FFFFFF
##211AB2	1.00	11.32	1.86	11.32
#FFFFFF	11.32	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042B6

Deuteranopia (green-blind)

#0032B0

Tritanopia (blue-blind)

#004D69

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #211ab2;
/* rgb */ color: rgb(33, 26, 178);
/* oklch */ color: oklch(37.3% 0.220 270.3);

Tailwind

colors: {
  custom: {
    50: '#7a5dcb',
    500: '#211ab2',
    950: '#000000',
  },
}

SCSS

$custom: #211ab2;
$custom-light: #7a5dcb;
$custom-dark: #000000;

JSON

{
  "hex": "#211ab2",
  "rgb": {
    "r": 33,
    "g": 26,
    "b": 178
  },
  "hsl": {
    "h": 242.763,
    "s": 74.51,
    "l": 40
  },
  "oklch": {
    "l": 0.37329,
    "c": 0.22043,
    "h": 270.3
  },
  "luminance": 0.04276
}

Semantic roles & 50–950 ramp

primary

#211AB2

secondary

#C7CC5C

accent

#F137E9

background

#F8F5FC

surface

#EFE9F9

border

#CAC5D2

text

#0B0413

muted

#7C7982

Preview Lab

Preview with #211AB2

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

Preview Lab → · Contrast checker → · Palette generator →