#211BA0#211BA0

#211BA0 is a dark, vivid blue. Relative luminance 0.036; OKLCH L 35.2% C 0.199 H 271.5°. Best body text is #FFFFFF at 12.15:1 contrast (WCAG AA passes).

Color values

HEX	#211BA0
RGB	rgb(33, 27, 160)
HSL	hsl(243, 71%, 37%)
HSV	hsv(243, 83%, 63%)
CMYK	cmyk(79.4%, 83.1%, 0%, 37.3%)
CIE-LAB	lab(22.46, 47.37, -68.80)
CIE-LCH	lch(22.46, 83.53, 304.55°)
OKLab	oklab(35.24% 0.0053 -0.1991)
OKLCH	oklch(35.24% 0.199 271.5)
XYZ	xyz(7.3622, 3.6444, 33.5663)
Luminance	0.0365 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211BA0 #9AA01B

analogous

#1B58A0 #211BA0 #641BA0

triadic

#211BA0 #A0211B #1BA021

tetradic

#211BA0 #A01B58 #9AA01B #1BA064

square

#211BA0 #A01B58 #9AA01B #1BA064

split-complementary

#211BA0 #A0641B #58A01B

monochromatic

#0B0937 #16126C #211BA0 #2C24D4 #5A53E2

Accessibility & contrast

On white

12.15

#211BA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#211BA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211BA0

12.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211BA0	#FFFFFF	#000000	##FFFFFF
##211BA0	1.00	12.15	1.73	12.15
#FFFFFF	12.15	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003CA4

Deuteranopia (green-blind)

#002F9E

Tritanopia (blue-blind)

#00465F

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #211ba0;
/* rgb */ color: rgb(33, 27, 160);
/* oklch */ color: oklch(35.2% 0.199 271.5);

Tailwind

colors: {
  custom: {
    50: '#755cbe',
    500: '#211ba0',
    950: '#000000',
  },
}

SCSS

$custom: #211ba0;
$custom-light: #755cbe;
$custom-dark: #000000;

JSON

{
  "hex": "#211ba0",
  "rgb": {
    "r": 33,
    "g": 27,
    "b": 160
  },
  "hsl": {
    "h": 242.707,
    "s": 71.123,
    "l": 36.667
  },
  "oklch": {
    "l": 0.35237,
    "c": 0.19916,
    "h": 271.5
  },
  "luminance": 0.03645
}

Semantic roles & 50–950 ramp

primary

#211BA0

secondary

#C0C552

accent

#EE3AE6

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #211BA0

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

Preview Lab → · Contrast checker → · Palette generator →