#2839AD#2839AD

#2839AD is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.4% C 0.184 H 269.6°. Best body text is #FFFFFF at 9.21:1 contrast (WCAG AA passes).

Color values

HEX	#2839AD
RGB	rgb(40, 57, 173)
HSL	hsl(232, 62%, 42%)
HSV	hsv(232, 77%, 68%)
CMYK	cmyk(76.9%, 67.1%, 0%, 32.2%)
CIE-LAB	lab(30.38, 35.15, -63.55)
CIE-LCH	lch(30.38, 72.63, 298.95°)
OKLab	oklab(41.4% -0.0014 -0.1839)
OKLCH	oklch(41.4% 0.184 269.6)
XYZ	xyz(9.8784, 6.3934, 40.2405)
Luminance	0.0640 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.61

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2839AD #AD9C28

analogous

#287CAD #2839AD #5A28AD

triadic

#2839AD #AD2839 #39AD28

tetradic

#2839AD #AD287C #AD9C28 #28AD5A

square

#2839AD #AD287C #AD9C28 #28AD5A

split-complementary

#2839AD #AD5A28 #7CAD28

monochromatic

#11184A #1D297B #2839AD #3F52D3 #717FDE

Accessibility & contrast

On white

9.21

#2839AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#2839AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2839AD

9.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2839AD	#FFFFFF	#000000	##FFFFFF
##2839AD	1.00	9.21	2.28	9.21
#FFFFFF	9.21	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB1

Deuteranopia (green-blind)

#0041AB

Tritanopia (blue-blind)

#00586E

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2839ad;
/* rgb */ color: rgb(40, 57, 173);
/* oklch */ color: oklch(41.4% 0.184 269.6);

Tailwind

colors: {
  custom: {
    50: '#786fc7',
    500: '#2839ad',
    950: '#000000',
  },
}

SCSS

$custom: #2839ad;
$custom-light: #786fc7;
$custom-dark: #000000;

JSON

{
  "hex": "#2839ad",
  "rgb": {
    "r": 40,
    "g": 57,
    "b": 173
  },
  "hsl": {
    "h": 232.331,
    "s": 62.441,
    "l": 41.765
  },
  "oklch": {
    "l": 0.41396,
    "c": 0.18392,
    "h": 269.6
  },
  "luminance": 0.06395
}

Semantic roles & 50–950 ramp

primary

#2839AD

secondary

#C5BA6C

accent

#D142E6

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2839AD

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

Preview Lab → · Contrast checker → · Palette generator →