#211578#211578

#211578 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.7% C 0.156 H 276.6°. Best body text is #FFFFFF at 14.55:1 contrast (WCAG AA passes).

Color values

HEX	#211578
RGB	rgb(33, 21, 120)
HSL	hsl(247, 70%, 28%)
HSV	hsv(247, 83%, 47%)
CMYK	cmyk(72.5%, 82.5%, 0%, 52.9%)
CIE-LAB	lab(16.58, 37.52, -53.53)
CIE-LCH	lch(16.58, 65.37, 305.03°)
OKLab	oklab(29.75% 0.018 -0.1547)
OKLCH	oklch(29.75% 0.156 276.6)
XYZ	xyz(4.2844, 2.2153, 17.9675)
Luminance	0.0222 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211578 #6C7815

analogous

#153A78 #211578 #531578

triadic

#211578 #782115 #157821

tetradic

#211578 #78153A #6C7815 #157853

square

#211578 #78153A #6C7815 #157853

split-complementary

#211578 #785315 #3A7815

monochromatic

#07051A #130C44 #211578 #2F1EAC #422DDA

Accessibility & contrast

On white

14.55

#211578 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#211578 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211578

14.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211578	#FFFFFF	#000000	##FFFFFF
##211578	1.00	14.55	1.44	14.55
#FFFFFF	14.55	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D7B

Deuteranopia (green-blind)

#002576

Tritanopia (blue-blind)

#003347

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #211578;
/* rgb */ color: rgb(33, 21, 120);
/* oklch */ color: oklch(29.7% 0.156 276.6);

Tailwind

colors: {
  custom: {
    50: '#6b55a0',
    500: '#211578',
    950: '#000000',
  },
}

SCSS

$custom: #211578;
$custom-light: #6b55a0;
$custom-dark: #000000;

JSON

{
  "hex": "#211578",
  "rgb": {
    "r": 33,
    "g": 21,
    "b": 120
  },
  "hsl": {
    "h": 247.273,
    "s": 70.213,
    "l": 27.647
  },
  "oklch": {
    "l": 0.29748,
    "c": 0.15576,
    "h": 276.6
  },
  "luminance": 0.02216
}

Semantic roles & 50–950 ramp

primary

#211578

secondary

#A0AE3B

accent

#ED3BD7

background

#F6F5FA

surface

#ECE9F3

border

#C7C5CD

text

#08030F

muted

#7A787F

Preview Lab

Preview with #211578

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

Preview Lab → · Contrast checker → · Palette generator →