#2819C9#2819C9

#2819C9 is a dark, highly saturated blue. Relative luminance 0.054; OKLCH L 40.4% C 0.244 H 270.9°. Best body text is #FFFFFF at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#2819C9
RGB	rgb(40, 25, 201)
HSL	hsl(245, 78%, 44%)
HSV	hsv(245, 88%, 79%)
CMYK	cmyk(80.1%, 87.6%, 0%, 21.2%)
CIE-LAB	lab(27.74, 60.62, -84.50)
CIE-LCH	lch(27.74, 103.99, 305.65°)
OKLab	oklab(40.43% 0.0037 -0.2443)
OKLCH	oklch(40.43% 0.244 270.9)
XYZ	xyz(11.7618, 5.3621, 55.6621)
Luminance	0.0536 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2819C9 #BAC919

analogous

#1962C9 #2819C9 #8019C9

triadic

#2819C9 #C92819 #19C928

tetradic

#2819C9 #C91962 #BAC919 #19C980

square

#2819C9 #C91962 #BAC919 #19C980

split-complementary

#2819C9 #C98019 #62C919

monochromatic

#120B5C #1D1293 #2819C9 #4839E6 #7A6FED

Accessibility & contrast

On white

10.13

#2819C9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#2819C9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2819C9

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2819C9	#FFFFFF	#000000	##FFFFFF
##2819C9	1.00	10.13	2.07	10.13
#FFFFFF	10.13	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004ACE

Deuteranopia (green-blind)

#0038C6

Tritanopia (blue-blind)

#005677

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2819c9;
/* rgb */ color: rgb(40, 25, 201);
/* oklch */ color: oklch(40.4% 0.244 270.9);

Tailwind

colors: {
  custom: {
    50: '#815fdb',
    500: '#2819c9',
    950: '#000000',
  },
}

SCSS

$custom: #2819c9;
$custom-light: #815fdb;
$custom-dark: #000000;

JSON

{
  "hex": "#2819c9",
  "rgb": {
    "r": 40,
    "g": 25,
    "b": 201
  },
  "hsl": {
    "h": 245.114,
    "s": 77.876,
    "l": 44.314
  },
  "oklch": {
    "l": 0.40432,
    "c": 0.24438,
    "h": 270.9
  },
  "luminance": 0.05363
}

Semantic roles & 50–950 ramp

primary

#2819C9

secondary

#CAD36B

accent

#F433E4

background

#F9F5FD

surface

#F1EAFB

border

#CBC6D4

text

#0D0515

muted

#7E7983

Preview Lab

Preview with #2819C9

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

Preview Lab → · Contrast checker → · Palette generator →