#3838C9#3838C9

#3838C9 is a dark, highly saturated blue. Relative luminance 0.079; OKLCH L 44.9% C 0.216 H 273.4°. Best body text is #FFFFFF at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#3838C9
RGB	rgb(56, 56, 201)
HSL	hsl(240, 57%, 50%)
HSV	hsv(240, 72%, 79%)
CMYK	cmyk(72.1%, 72.1%, 0%, 21.2%)
CIE-LAB	lab(33.74, 47.01, -74.53)
CIE-LCH	lch(33.74, 88.12, 302.24°)
OKLab	oklab(44.87% 0.0129 -0.2156)
OKLCH	oklch(44.87% 0.216 273.4)
XYZ	xyz(13.5842, 7.8848, 56.0530)
Luminance	0.0789 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3838C9 #C9C938

analogous

#3880C9 #3838C9 #8038C9

triadic

#3838C9 #C93838 #38C938

tetradic

#3838C9 #C93880 #C9C938 #38C980

square

#3838C9 #C93880 #C9C938 #38C980

split-complementary

#3838C9 #C98038 #80C938

monochromatic

#1D1D6A #2A2A9A #3838C9 #6868D6 #9898E3

Accessibility & contrast

On white

8.15

#3838C9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#3838C9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3838C9

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3838C9	#FFFFFF	#000000	##FFFFFF
##3838C9	1.00	8.15	2.58	8.15
#FFFFFF	8.15	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056CD

Deuteranopia (green-blind)

#0048C6

Tritanopia (blue-blind)

#00617D

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3838c9;
/* rgb */ color: rgb(56, 56, 201);
/* oklch */ color: oklch(44.9% 0.216 273.4);

Tailwind

colors: {
  custom: {
    50: '#8470db',
    500: '#3838c9',
    950: '#000000',
  },
}

SCSS

$custom: #3838c9;
$custom-light: #8470db;
$custom-dark: #000000;

JSON

{
  "hex": "#3838c9",
  "rgb": {
    "r": 56,
    "g": 56,
    "b": 201
  },
  "hsl": {
    "h": 240,
    "s": 57.312,
    "l": 50.392
  },
  "oklch": {
    "l": 0.44868,
    "c": 0.21598,
    "h": 273.4
  },
  "luminance": 0.07886
}

Semantic roles & 50–950 ramp

primary

#3838C9

secondary

#CFCF8E

accent

#E147E1

background

#F8F6FD

surface

#F0ECFB

border

#CBC7D4

text

#0D0715

muted

#7D7A83

Preview Lab

Preview with #3838C9

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

Preview Lab → · Contrast checker → · Palette generator →