#21218E#21218E

#21218E is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.9% C 0.172 H 272.4°. Best body text is #FFFFFF at 12.55:1 contrast (WCAG AA passes).

Color values

HEX	#21218E
RGB	rgb(33, 33, 142)
HSL	hsl(240, 62%, 34%)
HSV	hsv(240, 77%, 56%)
CMYK	cmyk(76.8%, 76.8%, 0%, 44.3%)
CIE-LAB	lab(21.44, 38.26, -59.39)
CIE-LCH	lch(21.44, 70.65, 302.79°)
OKLab	oklab(33.91% 0.0073 -0.1719)
OKLCH	oklch(33.91% 0.172 272.4)
XYZ	xyz(6.0519, 3.3634, 25.9162)
Luminance	0.0336 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21218E #8E8E21

analogous

#21588E #21218E #58218E

triadic

#21218E #8E2121 #218E21

tetradic

#21218E #8E2158 #8E8E21 #218E58

square

#21218E #8E2158 #8E8E21 #218E58

split-complementary

#21218E #8E5821 #588E21

monochromatic

#0A0A2B #15155C #21218E #2D2DC0 #5252D7

Accessibility & contrast

On white

12.55

#21218E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#21218E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21218E

12.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21218E	#FFFFFF	#000000	##FFFFFF
##21218E	1.00	12.55	1.67	12.55
#FFFFFF	12.55	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003991

Deuteranopia (green-blind)

#002E8C

Tritanopia (blue-blind)

#004156

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #21218e;
/* rgb */ color: rgb(33, 33, 142);
/* oklch */ color: oklch(33.9% 0.172 272.4);

Tailwind

colors: {
  custom: {
    50: '#705eb0',
    500: '#21218e',
    950: '#000000',
  },
}

SCSS

$custom: #21218e;
$custom-light: #705eb0;
$custom-dark: #000000;

JSON

{
  "hex": "#21218e",
  "rgb": {
    "r": 33,
    "g": 33,
    "b": 142
  },
  "hsl": {
    "h": 240,
    "s": 62.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.33911,
    "c": 0.17203,
    "h": 272.4
  },
  "luminance": 0.03364
}

Semantic roles & 50–950 ramp

primary

#21218E

secondary

#BABA50

accent

#E542E5

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #21218E

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

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