#211B79#211B79

#211B79 is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.7% C 0.151 H 275.6°. Best body text is #FFFFFF at 14.02:1 contrast (WCAG AA passes).

Color values

HEX	#211B79
RGB	rgb(33, 27, 121)
HSL	hsl(244, 64%, 29%)
HSV	hsv(244, 78%, 47%)
CMYK	cmyk(72.7%, 77.7%, 0%, 52.5%)
CIE-LAB	lab(17.86, 34.52, -52.05)
CIE-LCH	lch(17.86, 62.46, 303.55°)
OKLab	oklab(30.68% 0.0146 -0.1505)
OKLCH	oklch(30.68% 0.151 275.6)
XYZ	xyz(4.4692, 2.4873, 18.3300)
Luminance	0.0249 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211B79 #73791B

analogous

#1B4479 #211B79 #501B79

triadic

#211B79 #79211B #1B7921

tetradic

#211B79 #791B44 #73791B #1B7950

square

#211B79 #791B44 #73791B #1B7950

split-complementary

#211B79 #79501B #44791B

monochromatic

#070619 #131047 #211B79 #2F26AB #453BD3

Accessibility & contrast

On white

14.02

#211B79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#211B79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211B79

14.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211B79	#FFFFFF	#000000	##FFFFFF
##211B79	1.00	14.02	1.50	14.02
#FFFFFF	14.02	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00307C

Deuteranopia (green-blind)

#002777

Tritanopia (blue-blind)

#003649

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #211b79;
/* rgb */ color: rgb(33, 27, 121);
/* oklch */ color: oklch(30.7% 0.151 275.6);

Tailwind

colors: {
  custom: {
    50: '#6b59a1',
    500: '#211b79',
    950: '#000000',
  },
}

SCSS

$custom: #211b79;
$custom-light: #6b59a1;
$custom-dark: #000000;

JSON

{
  "hex": "#211b79",
  "rgb": {
    "r": 33,
    "g": 27,
    "b": 121
  },
  "hsl": {
    "h": 243.83,
    "s": 63.514,
    "l": 29.02
  },
  "oklch": {
    "l": 0.30681,
    "c": 0.15119,
    "h": 275.6
  },
  "luminance": 0.02488
}

Semantic roles & 50–950 ramp

primary

#211B79

secondary

#A6AD43

accent

#E741DC

background

#F6F5FA

surface

#ECE9F3

border

#C7C5CD

text

#08030F

muted

#7A787F

Preview Lab

Preview with #211B79

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

Preview Lab → · Contrast checker → · Palette generator →