#2838AE#2838AE

#2838AE is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.3% C 0.186 H 269.7°. Best body text is #FFFFFF at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#2838AE
RGB	rgb(40, 56, 174)
HSL	hsl(233, 63%, 42%)
HSV	hsv(233, 77%, 68%)
CMYK	cmyk(77%, 67.8%, 0%, 31.8%)
CIE-LAB	lab(30.24, 36.15, -64.39)
CIE-LCH	lch(30.24, 73.84, 299.31°)
OKLab	oklab(41.32% -0.0009 -0.1863)
OKLCH	oklch(41.32% 0.186 269.7)
XYZ	xyz(9.9266, 6.3344, 40.7357)
Luminance	0.0634 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.49

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2838AE #AE9E28

analogous

#287BAE #2838AE #5B28AE

triadic

#2838AE #AE2838 #38AE28

tetradic

#2838AE #AE287B #AE9E28 #28AE5B

square

#2838AE #AE287B #AE9E28 #28AE5B

split-complementary

#2838AE #AE5B28 #7BAE28

monochromatic

#11184A #1D287C #2838AE #4052D3 #727FDF

Accessibility & contrast

On white

9.26

#2838AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#2838AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2838AE

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2838AE	#FFFFFF	#000000	##FFFFFF
##2838AE	1.00	9.26	2.27	9.26
#FFFFFF	9.26	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB2

Deuteranopia (green-blind)

#0041AC

Tritanopia (blue-blind)

#00586E

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2838ae;
/* rgb */ color: rgb(40, 56, 174);
/* oklch */ color: oklch(41.3% 0.186 269.7);

Tailwind

colors: {
  custom: {
    50: '#786fc7',
    500: '#2838ae',
    950: '#000000',
  },
}

SCSS

$custom: #2838ae;
$custom-light: #786fc7;
$custom-dark: #000000;

JSON

{
  "hex": "#2838ae",
  "rgb": {
    "r": 40,
    "g": 56,
    "b": 174
  },
  "hsl": {
    "h": 232.836,
    "s": 62.617,
    "l": 41.961
  },
  "oklch": {
    "l": 0.4132,
    "c": 0.18635,
    "h": 269.7
  },
  "luminance": 0.06335
}

Semantic roles & 50–950 ramp

primary

#2838AE

secondary

#C6BB6C

accent

#D242E6

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2838AE

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

Preview Lab → · Contrast checker → · Palette generator →