#3838E3#3838E3

#3838E3 is a mid, highly saturated blue. Relative luminance 0.092; OKLCH L 47.5% C 0.247 H 272.0°. Best body text is #FFFFFF at 7.39:1 contrast (WCAG AA passes).

Color values

HEX	#3838E3
RGB	rgb(56, 56, 227)
HSL	hsl(240, 75%, 55%)
HSV	hsv(240, 75%, 89%)
CMYK	cmyk(75.3%, 75.3%, 0%, 11%)
CIE-LAB	lab(36.39, 55.36, -85.15)
CIE-LCH	lch(36.39, 101.57, 303.03°)
OKLab	oklab(47.54% 0.0084 -0.2465)
OKLCH	oklch(47.54% 0.247 272)
XYZ	xyz(16.9055, 9.2133, 73.5455)
Luminance	0.0921 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 4.15

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3838E3 #E3E338

analogous

#388DE3 #3838E3 #8D38E3

triadic

#3838E3 #E33838 #38E338

tetradic

#3838E3 #E3388D #E3E338 #38E38D

square

#3838E3 #E3388D #E3E338 #38E38D

split-complementary

#3838E3 #E38D38 #8DE338

monochromatic

#14148D #1B1BC2 #3838E3 #6E6EEB #A3A3F2

Accessibility & contrast

On white

7.39

#3838E3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#3838E3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3838E3

7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3838E3	#FFFFFF	#000000	##FFFFFF
##3838E3	1.00	7.39	2.84	7.39
#FFFFFF	7.39	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EE8

Deuteranopia (green-blind)

#004DE0

Tritanopia (blue-blind)

#006B8C

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #3838e3;
/* rgb */ color: rgb(56, 56, 227);
/* oklch */ color: oklch(47.5% 0.247 272.0);

Tailwind

colors: {
  custom: {
    50: '#8a71ed',
    500: '#3838e3',
    950: '#000000',
  },
}

SCSS

$custom: #3838e3;
$custom-light: #8a71ed;
$custom-dark: #000000;

JSON

{
  "hex": "#3838e3",
  "rgb": {
    "r": 56,
    "g": 56,
    "b": 227
  },
  "hsl": {
    "h": 240,
    "s": 75.33,
    "l": 55.49
  },
  "oklch": {
    "l": 0.47535,
    "c": 0.24663,
    "h": 272
  },
  "luminance": 0.09215
}

Semantic roles & 50–950 ramp

primary

#3838E3

secondary

#DFDF98

accent

#F236F2

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0817

muted

#7E7B85

Preview Lab

Preview with #3838E3

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

Preview Lab → · Contrast checker → · Palette generator →