#211C70#211C70

#211C70 is a dark, vivid blue. Relative luminance 0.023; OKLCH L 29.8% C 0.138 H 276.6°. Best body text is #FFFFFF at 14.34:1 contrast (WCAG AA passes).

Color values

HEX	#211C70
RGB	rgb(33, 28, 112)
HSL	hsl(244, 60%, 27%)
HSV	hsv(244, 75%, 44%)
CMYK	cmyk(70.5%, 75%, 0%, 56.1%)
CIE-LAB	lab(17.10, 30.75, -47.51)
CIE-LCH	lch(17.10, 56.59, 302.92°)
OKLab	oklab(29.85% 0.0159 -0.1372)
OKLCH	oklch(29.85% 0.138 276.6)
XYZ	xyz(3.9661, 2.3233, 15.5655)
Luminance	0.0232 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211C70 #6B701C

analogous

#1C4170 #211C70 #4B1C70

triadic

#211C70 #70211C #1C7021

tetradic

#211C70 #701C41 #6B701C #1C704B

square

#211C70 #701C41 #6B701C #1C704B

split-complementary

#211C70 #704B1C #41701C

monochromatic

#070618 #13103F #211C70 #2F28A1 #4239CD

Accessibility & contrast

On white

14.34

#211C70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#211C70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211C70

14.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211C70	#FFFFFF	#000000	##FFFFFF
##211C70	1.00	14.34	1.46	14.34
#FFFFFF	14.34	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E72

Deuteranopia (green-blind)

#00266E

Tritanopia (blue-blind)

#003344

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #211c70;
/* rgb */ color: rgb(33, 28, 112);
/* oklch */ color: oklch(29.8% 0.138 276.6);

Tailwind

colors: {
  custom: {
    50: '#69599a',
    500: '#211c70',
    950: '#000000',
  },
}

SCSS

$custom: #211c70;
$custom-light: #69599a;
$custom-dark: #000000;

JSON

{
  "hex": "#211c70",
  "rgb": {
    "r": 33,
    "g": 28,
    "b": 112
  },
  "hsl": {
    "h": 243.571,
    "s": 60,
    "l": 27.451
  },
  "oklch": {
    "l": 0.29847,
    "c": 0.13815,
    "h": 276.6
  },
  "luminance": 0.02324
}

Semantic roles & 50–950 ramp

primary

#211C70

secondary

#9FA543

accent

#E345DA

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #211C70

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

Preview Lab → · Contrast checker → · Palette generator →