#21199D#21199D

#21199D is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.7% C 0.197 H 271.9°. Best body text is #FFFFFF at 12.42:1 contrast (WCAG AA passes).

Color values

HEX	#21199D
RGB	rgb(33, 25, 157)
HSL	hsl(244, 73%, 36%)
HSV	hsv(244, 84%, 62%)
CMYK	cmyk(79%, 84.1%, 0%, 38.4%)
CIE-LAB	lab(21.77, 47.36, -68.11)
CIE-LCH	lch(21.77, 82.96, 304.82°)
OKLab	oklab(34.66% 0.0066 -0.197)
OKLCH	oklch(34.66% 0.197 271.9)
XYZ	xyz(7.0586, 3.4521, 32.1861)
Luminance	0.0345 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21199D #959D19

analogous

#19539D #21199D #63199D

triadic

#21199D #9D2119 #199D21

tetradic

#21199D #9D1953 #959D19 #199D63

square

#21199D #9D1953 #959D19 #199D63

split-complementary

#21199D #9D6319 #539D19

monochromatic

#0B0833 #161168 #21199D #2C21D2 #574EE3

Accessibility & contrast

On white

12.42

#21199D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#21199D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21199D

12.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21199D	#FFFFFF	#000000	##FFFFFF
##21199D	1.00	12.42	1.69	12.42
#FFFFFF	12.42	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003AA1

Deuteranopia (green-blind)

#002E9B

Tritanopia (blue-blind)

#00445D

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #21199d;
/* rgb */ color: rgb(33, 25, 157);
/* oklch */ color: oklch(34.7% 0.197 271.9);

Tailwind

colors: {
  custom: {
    50: '#745abb',
    500: '#21199d',
    950: '#000000',
  },
}

SCSS

$custom: #21199d;
$custom-light: #745abb;
$custom-dark: #000000;

JSON

{
  "hex": "#21199d",
  "rgb": {
    "r": 33,
    "g": 25,
    "b": 157
  },
  "hsl": {
    "h": 243.636,
    "s": 72.527,
    "l": 35.686
  },
  "oklch": {
    "l": 0.34655,
    "c": 0.19716,
    "h": 271.9
  },
  "luminance": 0.03453
}

Semantic roles & 50–950 ramp

primary

#21199D

secondary

#BEC54D

accent

#EF39E4

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #21199D

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

Preview Lab → · Contrast checker → · Palette generator →