#211581#211581

#211581 is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.8% C 0.167 H 275.3°. Best body text is #FFFFFF at 14.10:1 contrast (WCAG AA passes).

Color values

HEX	#211581
RGB	rgb(33, 21, 129)
HSL	hsl(247, 72%, 29%)
HSV	hsv(247, 84%, 51%)
CMYK	cmyk(74.4%, 83.7%, 0%, 49.4%)
CIE-LAB	lab(17.66, 40.43, -57.48)
CIE-LCH	lch(17.66, 70.27, 305.13°)
OKLab	oklab(30.82% 0.0154 -0.1662)
OKLCH	oklch(30.82% 0.167 275.3)
XYZ	xyz(4.8565, 2.4442, 20.9805)
Luminance	0.0244 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211581 #758115

analogous

#153F81 #211581 #571581

triadic

#211581 #812115 #158121

tetradic

#211581 #81153F #758115 #158157

square

#211581 #81153F #758115 #158157

split-complementary

#211581 #815715 #3F8115

monochromatic

#07041A #140C4C #211581 #2E1EB6 #4633DE

Accessibility & contrast

On white

14.10

#211581 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#211581 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211581

14.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211581	#FFFFFF	#000000	##FFFFFF
##211581	1.00	14.10	1.49	14.10
#FFFFFF	14.10	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003084

Deuteranopia (green-blind)

#00267F

Tritanopia (blue-blind)

#00374C

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #211581;
/* rgb */ color: rgb(33, 21, 129);
/* oklch */ color: oklch(30.8% 0.167 275.3);

Tailwind

colors: {
  custom: {
    50: '#6e56a7',
    500: '#211581',
    950: '#000000',
  },
}

SCSS

$custom: #211581;
$custom-light: #6e56a7;
$custom-dark: #000000;

JSON

{
  "hex": "#211581",
  "rgb": {
    "r": 33,
    "g": 21,
    "b": 129
  },
  "hsl": {
    "h": 246.667,
    "s": 72,
    "l": 29.412
  },
  "oklch": {
    "l": 0.30818,
    "c": 0.16688,
    "h": 275.3
  },
  "luminance": 0.02445
}

Semantic roles & 50–950 ramp

primary

#211581

secondary

#A8B63C

accent

#EF39DB

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080310

muted

#7B787F

Preview Lab

Preview with #211581

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

Preview Lab → · Contrast checker → · Palette generator →