#211DA0#211DA0

#211DA0 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 35.5% C 0.198 H 271.4°. Best body text is #FFFFFF at 12.01:1 contrast (WCAG AA passes).

Color values

HEX	#211DA0
RGB	rgb(33, 29, 160)
HSL	hsl(242, 69%, 37%)
HSV	hsv(242, 82%, 63%)
CMYK	cmyk(79.4%, 81.9%, 0%, 37.3%)
CIE-LAB	lab(22.79, 46.40, -68.25)
CIE-LCH	lch(22.79, 82.53, 304.21°)
OKLab	oklab(35.47% 0.0048 -0.1975)
OKLCH	oklch(35.47% 0.198 271.4)
XYZ	xyz(7.4096, 3.7393, 33.5821)
Luminance	0.0374 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211DA0 #9CA01D

analogous

#1D5BA0 #211DA0 #631DA0

triadic

#211DA0 #A0211D #1DA021

tetradic

#211DA0 #A01D5B #9CA01D #1DA063

square

#211DA0 #A01D5B #9CA01D #1DA063

split-complementary

#211DA0 #A0631D #5BA01D

monochromatic

#0C0A38 #16146C #211DA0 #2C26D4 #5B57E1

Accessibility & contrast

On white

12.01

#211DA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#211DA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211DA0

12.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211DA0	#FFFFFF	#000000	##FFFFFF
##211DA0	1.00	12.01	1.75	12.01
#FFFFFF	12.01	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA4

Deuteranopia (green-blind)

#00309E

Tritanopia (blue-blind)

#00475F

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #211da0;
/* rgb */ color: rgb(33, 29, 160);
/* oklch */ color: oklch(35.5% 0.198 271.4);

Tailwind

colors: {
  custom: {
    50: '#755dbd',
    500: '#211da0',
    950: '#000000',
  },
}

SCSS

$custom: #211da0;
$custom-light: #755dbd;
$custom-dark: #000000;

JSON

{
  "hex": "#211da0",
  "rgb": {
    "r": 33,
    "g": 29,
    "b": 160
  },
  "hsl": {
    "h": 241.832,
    "s": 69.312,
    "l": 37.059
  },
  "oklch": {
    "l": 0.35467,
    "c": 0.1976,
    "h": 271.4
  },
  "luminance": 0.0374
}

Semantic roles & 50–950 ramp

primary

#211DA0

secondary

#C1C455

accent

#EC3CE7

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #211DA0

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

Preview Lab → · Contrast checker → · Palette generator →