#21199E#21199E

#21199E is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.8% C 0.198 H 271.8°. Best body text is #FFFFFF at 12.37:1 contrast (WCAG AA passes).

Color values

HEX	#21199E
RGB	rgb(33, 25, 158)
HSL	hsl(244, 73%, 36%)
HSV	hsv(244, 84%, 62%)
CMYK	cmyk(79.1%, 84.2%, 0%, 38%)
CIE-LAB	lab(21.90, 47.67, -68.51)
CIE-LCH	lch(21.90, 83.47, 304.83°)
OKLab	oklab(34.78% 0.0063 -0.1982)
OKLCH	oklch(34.78% 0.198 271.8)
XYZ	xyz(7.1443, 3.4864, 32.6375)
Luminance	0.0349 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21199E #969E19

analogous

#19539E #21199E #63199E

triadic

#21199E #9E2119 #199E21

tetradic

#21199E #9E1953 #969E19 #199E63

square

#21199E #9E1953 #969E19 #199E63

split-complementary

#21199E #9E6319 #539E19

monochromatic

#0B0834 #161169 #21199E #2C21D3 #574EE3

Accessibility & contrast

On white

12.37

#21199E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#21199E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21199E

12.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21199E	#FFFFFF	#000000	##FFFFFF
##21199E	1.00	12.37	1.70	12.37
#FFFFFF	12.37	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003BA2

Deuteranopia (green-blind)

#002E9C

Tritanopia (blue-blind)

#00445E

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #21199e;
/* rgb */ color: rgb(33, 25, 158);
/* oklch */ color: oklch(34.8% 0.198 271.8);

Tailwind

colors: {
  custom: {
    50: '#755abc',
    500: '#21199e',
    950: '#000000',
  },
}

SCSS

$custom: #21199e;
$custom-light: #755abc;
$custom-dark: #000000;

JSON

{
  "hex": "#21199e",
  "rgb": {
    "r": 33,
    "g": 25,
    "b": 158
  },
  "hsl": {
    "h": 243.609,
    "s": 72.678,
    "l": 35.882
  },
  "oklch": {
    "l": 0.34776,
    "c": 0.19833,
    "h": 271.8
  },
  "luminance": 0.03487
}

Semantic roles & 50–950 ramp

primary

#21199E

secondary

#BEC54E

accent

#EF38E4

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #21199E

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

Preview Lab → · Contrast checker → · Palette generator →