#2839AE#2839AE

#2839AE is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.5% C 0.185 H 269.5°. Best body text is #FFFFFF at 9.18:1 contrast (WCAG AA passes).

Color values

HEX	#2839AE
RGB	rgb(40, 57, 174)
HSL	hsl(232, 63%, 42%)
HSV	hsv(232, 77%, 68%)
CMYK	cmyk(77%, 67.2%, 0%, 31.8%)
CIE-LAB	lab(30.48, 35.51, -64.00)
CIE-LCH	lch(30.48, 73.19, 299.03°)
OKLab	oklab(41.49% -0.0015 -0.1852)
OKLCH	oklch(41.49% 0.185 269.5)
XYZ	xyz(9.9756, 6.4323, 40.7520)
Luminance	0.0643 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.51

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2839AE #AE9D28

analogous

#287CAE #2839AE #5A28AE

triadic

#2839AE #AE2839 #39AE28

tetradic

#2839AE #AE287C #AE9D28 #28AE5A

square

#2839AE #AE287C #AE9D28 #28AE5A

split-complementary

#2839AE #AE5A28 #7CAE28

monochromatic

#11184A #1D297C #2839AE #4053D3 #7280DF

Accessibility & contrast

On white

9.18

#2839AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#2839AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2839AE

9.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2839AE	#FFFFFF	#000000	##FFFFFF
##2839AE	1.00	9.18	2.29	9.18
#FFFFFF	9.18	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB2

Deuteranopia (green-blind)

#0041AC

Tritanopia (blue-blind)

#00596E

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2839ae;
/* rgb */ color: rgb(40, 57, 174);
/* oklch */ color: oklch(41.5% 0.185 269.5);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#2839ae",
  "rgb": {
    "r": 40,
    "g": 57,
    "b": 174
  },
  "hsl": {
    "h": 232.388,
    "s": 62.617,
    "l": 41.961
  },
  "oklch": {
    "l": 0.41493,
    "c": 0.18522,
    "h": 269.5
  },
  "luminance": 0.06433
}

Semantic roles & 50–950 ramp

primary

#2839AE

secondary

#C6BA6C

accent

#D142E6

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2839AE

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

Preview Lab → · Contrast checker → · Palette generator →