#21216F#21216F

#21216F is a dark, vivid blue. Relative luminance 0.026; OKLCH L 30.6% C 0.131 H 275.4°. Best body text is #FFFFFF at 13.89:1 contrast (WCAG AA passes).

Color values

HEX	#21216F
RGB	rgb(33, 33, 111)
HSL	hsl(240, 54%, 28%)
HSV	hsv(240, 70%, 44%)
CMYK	cmyk(70.3%, 70.3%, 0%, 56.5%)
CIE-LAB	lab(18.18, 27.16, -45.08)
CIE-LCH	lch(18.18, 52.63, 301.06°)
OKLab	oklab(30.59% 0.0124 -0.1301)
OKLCH	oklch(30.59% 0.131 275.4)
XYZ	xyz(4.0394, 2.5584, 15.3168)
Luminance	0.0256 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21216F #6F6F21

analogous

#21486F #21216F #48216F

triadic

#21216F #6F2121 #216F21

tetradic

#21216F #6F2148 #6F6F21 #216F48

square

#21216F #6F2148 #6F6F21 #216F48

split-complementary

#21216F #6F4821 #486F21

monochromatic

#070718 #131340 #21216F #2F2F9E #4343C7

Accessibility & contrast

On white

13.89

#21216F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#21216F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21216F

13.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21216F	#FFFFFF	#000000	##FFFFFF
##21216F	1.00	13.89	1.51	13.89
#FFFFFF	13.89	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003071

Deuteranopia (green-blind)

#00296E

Tritanopia (blue-blind)

#003645

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #21216f;
/* rgb */ color: rgb(33, 33, 111);
/* oklch */ color: oklch(30.6% 0.131 275.4);

Tailwind

colors: {
  custom: {
    50: '#685c99',
    500: '#21216f',
    950: '#000000',
  },
}

SCSS

$custom: #21216f;
$custom-light: #685c99;
$custom-dark: #000000;

JSON

{
  "hex": "#21216f",
  "rgb": {
    "r": 33,
    "g": 33,
    "b": 111
  },
  "hsl": {
    "h": 240,
    "s": 54.167,
    "l": 28.235
  },
  "oklch": {
    "l": 0.30594,
    "c": 0.13074,
    "h": 275.4
  },
  "luminance": 0.02559
}

Semantic roles & 50–950 ramp

primary

#21216F

secondary

#A3A349

accent

#DE4ADE

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #21216F

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

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