#211C78#211C78

#211C78 is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.7% C 0.149 H 275.5°. Best body text is #FFFFFF at 13.98:1 contrast (WCAG AA passes).

Color values

HEX	#211C78
RGB	rgb(33, 28, 120)
HSL	hsl(243, 62%, 29%)
HSV	hsv(243, 77%, 47%)
CMYK	cmyk(72.5%, 76.7%, 0%, 52.9%)
CIE-LAB	lab(17.96, 33.57, -51.25)
CIE-LCH	lch(17.96, 61.26, 303.23°)
OKLab	oklab(30.72% 0.0143 -0.1481)
OKLCH	oklch(30.72% 0.149 275.5)
XYZ	xyz(4.4315, 2.5095, 18.0165)
Luminance	0.0251 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211C78 #73781C

analogous

#1C4578 #211C78 #4F1C78

triadic

#211C78 #78211C #1C7821

tetradic

#211C78 #781C45 #73781C #1C784F

square

#211C78 #781C45 #73781C #1C784F

split-complementary

#211C78 #784F1C #45781C

monochromatic

#070619 #131046 #211C78 #2F28AA #453DD2

Accessibility & contrast

On white

13.98

#211C78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#211C78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211C78

13.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211C78	#FFFFFF	#000000	##FFFFFF
##211C78	1.00	13.98	1.50	13.98
#FFFFFF	13.98	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	13.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00307B

Deuteranopia (green-blind)

#002876

Tritanopia (blue-blind)

#003648

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #211c78;
/* rgb */ color: rgb(33, 28, 120);
/* oklch */ color: oklch(30.7% 0.149 275.5);

Tailwind

colors: {
  custom: {
    50: '#6b5aa0',
    500: '#211c78',
    950: '#000000',
  },
}

SCSS

$custom: #211c78;
$custom-light: #6b5aa0;
$custom-dark: #000000;

JSON

{
  "hex": "#211c78",
  "rgb": {
    "r": 33,
    "g": 28,
    "b": 120
  },
  "hsl": {
    "h": 243.261,
    "s": 62.162,
    "l": 29.02
  },
  "oklch": {
    "l": 0.30719,
    "c": 0.14883,
    "h": 275.5
  },
  "luminance": 0.0251
}

Semantic roles & 50–950 ramp

primary

#211C78

secondary

#A6AC44

accent

#E543DC

background

#F6F5FA

surface

#ECE9F3

border

#C7C5CD

text

#08040F

muted

#7A797F

Preview Lab

Preview with #211C78

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

Preview Lab → · Contrast checker → · Palette generator →