#2819A1#2819A1

#2819A1 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 35.6% C 0.200 H 274.2°. Best body text is #FFFFFF at 12.04:1 contrast (WCAG AA passes).

Color values

HEX	#2819A1
RGB	rgb(40, 25, 161)
HSL	hsl(247, 73%, 36%)
HSV	hsv(247, 84%, 63%)
CMYK	cmyk(75.2%, 84.5%, 0%, 36.9%)
CIE-LAB	lab(22.72, 49.02, -68.96)
CIE-LCH	lch(22.72, 84.61, 305.41°)
OKLab	oklab(35.57% 0.0146 -0.1994)
OKLCH	oklch(35.57% 0.2 274.2)
XYZ	xyz(7.6536, 3.7188, 34.0257)
Luminance	0.0372 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2819A1 #92A119

analogous

#194EA1 #2819A1 #6C19A1

triadic

#2819A1 #A12819 #19A128

tetradic

#2819A1 #A1194E #92A119 #19A16C

square

#2819A1 #A1194E #92A119 #19A16C

split-complementary

#2819A1 #A16C19 #4EA119

monochromatic

#0E0937 #1B116C #2819A1 #3521D6 #6150E4

Accessibility & contrast

On white

12.04

#2819A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#2819A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2819A1

12.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2819A1	#FFFFFF	#000000	##FFFFFF
##2819A1	1.00	12.04	1.74	12.04
#FFFFFF	12.04	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003CA5

Deuteranopia (green-blind)

#00309F

Tritanopia (blue-blind)

#00455F

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #2819a1;
/* rgb */ color: rgb(40, 25, 161);
/* oklch */ color: oklch(35.6% 0.200 274.2);

Tailwind

colors: {
  custom: {
    50: '#785bbe',
    500: '#2819a1',
    950: '#000000',
  },
}

SCSS

$custom: #2819a1;
$custom-light: #785bbe;
$custom-dark: #000000;

JSON

{
  "hex": "#2819a1",
  "rgb": {
    "r": 40,
    "g": 25,
    "b": 161
  },
  "hsl": {
    "h": 246.618,
    "s": 73.118,
    "l": 36.471
  },
  "oklch": {
    "l": 0.35571,
    "c": 0.19993,
    "h": 274.2
  },
  "luminance": 0.0372
}

Semantic roles & 50–950 ramp

primary

#2819A1

secondary

#B9C64F

accent

#F038DC

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #2819A1

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

Preview Lab → · Contrast checker → · Palette generator →