#3838CB#3838CB

#3838CB is a mid, highly saturated blue. Relative luminance 0.080; OKLCH L 45.1% C 0.218 H 273.3°. Best body text is #FFFFFF at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#3838CB
RGB	rgb(56, 56, 203)
HSL	hsl(240, 59%, 51%)
HSV	hsv(240, 72%, 80%)
CMYK	cmyk(72.4%, 72.4%, 0%, 20.4%)
CIE-LAB	lab(33.94, 47.67, -75.37)
CIE-LCH	lch(33.94, 89.18, 302.31°)
OKLab	oklab(45.07% 0.0126 -0.218)
OKLCH	oklch(45.07% 0.218 273.3)
XYZ	xyz(13.8209, 7.9795, 57.3001)
Luminance	0.0798 (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

#3838CB #CBCB38

analogous

#3881CB #3838CB #8138CB

triadic

#3838CB #CB3838 #38CB38

tetradic

#3838CB #CB3881 #CBCB38 #38CB81

square

#3838CB #CB3881 #CBCB38 #38CB81

split-complementary

#3838CB #CB8138 #81CB38

monochromatic

#1C1C6C #29299D #3838CB #6969D8 #9999E4

Accessibility & contrast

On white

8.09

#3838CB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#3838CB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3838CB

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3838CB	#FFFFFF	#000000	##FFFFFF
##3838CB	1.00	8.09	2.60	8.09
#FFFFFF	8.09	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057CF

Deuteranopia (green-blind)

#0049C8

Tritanopia (blue-blind)

#00627E

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3838cb;
/* rgb */ color: rgb(56, 56, 203);
/* oklch */ color: oklch(45.1% 0.218 273.3);

Tailwind

colors: {
  custom: {
    50: '#8570dc',
    500: '#3838cb',
    950: '#000000',
  },
}

SCSS

$custom: #3838cb;
$custom-light: #8570dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3838cb",
  "rgb": {
    "r": 56,
    "g": 56,
    "b": 203
  },
  "hsl": {
    "h": 240,
    "s": 58.566,
    "l": 50.784
  },
  "oklch": {
    "l": 0.45069,
    "c": 0.21839,
    "h": 273.3
  },
  "luminance": 0.07981
}

Semantic roles & 50–950 ramp

primary

#3838CB

secondary

#D0D08F

accent

#E246E2

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #3838CB

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

Preview Lab → · Contrast checker → · Palette generator →