#21208C#21208C

#21208C is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.5% C 0.171 H 272.7°. Best body text is #FFFFFF at 12.73:1 contrast (WCAG AA passes).

Color values

HEX	#21208C
RGB	rgb(33, 32, 140)
HSL	hsl(241, 63%, 34%)
HSV	hsv(241, 77%, 55%)
CMYK	cmyk(76.4%, 77.1%, 0%, 45.1%)
CIE-LAB	lab(21.02, 38.15, -58.85)
CIE-LCH	lch(21.02, 70.13, 302.96°)
OKLab	oklab(33.54% 0.0081 -0.1703)
OKLCH	oklch(33.54% 0.171 272.7)
XYZ	xyz(5.8757, 3.2492, 25.1234)
Luminance	0.0325 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21208C #8B8C20

analogous

#20558C #21208C #57208C

triadic

#21208C #8C2120 #208C21

tetradic

#21208C #8C2055 #8B8C20 #208C57

square

#21208C #8C2055 #8B8C20 #208C57

split-complementary

#21208C #8C5720 #558C20

monochromatic

#0A0928 #15155A #21208C #2D2BBE #5150D7

Accessibility & contrast

On white

12.73

#21208C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#21208C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21208C

12.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21208C	#FFFFFF	#000000	##FFFFFF
##21208C	1.00	12.73	1.65	12.73
#FFFFFF	12.73	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00388F

Deuteranopia (green-blind)

#002D8A

Tritanopia (blue-blind)

#004055

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #21208c;
/* rgb */ color: rgb(33, 32, 140);
/* oklch */ color: oklch(33.5% 0.171 272.7);

Tailwind

colors: {
  custom: {
    50: '#6f5daf',
    500: '#21208c',
    950: '#000000',
  },
}

SCSS

$custom: #21208c;
$custom-light: #6f5daf;
$custom-dark: #000000;

JSON

{
  "hex": "#21208c",
  "rgb": {
    "r": 33,
    "g": 32,
    "b": 140
  },
  "hsl": {
    "h": 240.556,
    "s": 62.791,
    "l": 33.725
  },
  "oklch": {
    "l": 0.33542,
    "c": 0.1705,
    "h": 272.7
  },
  "luminance": 0.0325
}

Semantic roles & 50–950 ramp

primary

#21208C

secondary

#B9BA4E

accent

#E642E4

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#090410

muted

#7B797F

Preview Lab

Preview with #21208C

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

Preview Lab → · Contrast checker → · Palette generator →