#21219C#21219C

#21219C is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.5% C 0.189 H 271.3°. Best body text is #FFFFFF at 11.92:1 contrast (WCAG AA passes).

Color values

HEX	#21219C
RGB	rgb(33, 33, 156)
HSL	hsl(240, 65%, 37%)
HSV	hsv(240, 79%, 61%)
CMYK	cmyk(78.8%, 78.8%, 0%, 38.8%)
CIE-LAB	lab(23.04, 43.01, -65.40)
CIE-LCH	lch(23.04, 78.27, 303.33°)
OKLab	oklab(35.5% 0.0045 -0.1893)
OKLCH	oklch(35.5% 0.189 271.3)
XYZ	xyz(7.1698, 3.8106, 31.8037)
Luminance	0.0381 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21219C #9C9C21

analogous

#215F9C #21219C #5F219C

triadic

#21219C #9C2121 #219C21

tetradic

#21219C #9C215F #9C9C21 #219C5F

square

#21219C #9C215F #9C9C21 #219C5F

split-complementary

#21219C #9C5F21 #5F9C21

monochromatic

#0C0C37 #161669 #21219C #2C2CCF #5B5BDC

Accessibility & contrast

On white

11.92

#21219C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#21219C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21219C

11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21219C	#FFFFFF	#000000	##FFFFFF
##21219C	1.00	11.92	1.76	11.92
#FFFFFF	11.92	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D9F

Deuteranopia (green-blind)

#00319A

Tritanopia (blue-blind)

#00465E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #21219c;
/* rgb */ color: rgb(33, 33, 156);
/* oklch */ color: oklch(35.5% 0.189 271.3);

Tailwind

colors: {
  custom: {
    50: '#735fbb',
    500: '#21219c',
    950: '#000000',
  },
}

SCSS

$custom: #21219c;
$custom-light: #735fbb;
$custom-dark: #000000;

JSON

{
  "hex": "#21219c",
  "rgb": {
    "r": 33,
    "g": 33,
    "b": 156
  },
  "hsl": {
    "h": 240,
    "s": 65.079,
    "l": 37.059
  },
  "oklch": {
    "l": 0.35501,
    "c": 0.18939,
    "h": 271.3
  },
  "luminance": 0.03811
}

Semantic roles & 50–950 ramp

primary

#21219C

secondary

#C1C158

accent

#E840E8

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #21219C

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

Preview Lab → · Contrast checker → · Palette generator →