#3838AC#3838AC

#3838AC is a dark, vivid blue. Relative luminance 0.066; OKLCH L 42.1% C 0.180 H 275.4°. Best body text is #FFFFFF at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#3838AC
RGB	rgb(56, 56, 172)
HSL	hsl(240, 51%, 45%)
HSV	hsv(240, 67%, 67%)
CMYK	cmyk(67.4%, 67.4%, 0%, 32.5%)
CIE-LAB	lab(30.99, 37.29, -61.93)
CIE-LCH	lch(30.99, 72.29, 301.06°)
OKLab	oklab(42.06% 0.017 -0.1788)
OKLCH	oklch(42.06% 0.18 275.4)
XYZ	xyz(10.4890, 6.6467, 39.7519)
Luminance	0.0665 (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

#3838AC #ACAC38

analogous

#3872AC #3838AC #7238AC

triadic

#3838AC #AC3838 #38AC38

tetradic

#3838AC #AC3872 #ACAC38 #38AC72

square

#3838AC #AC3872 #ACAC38 #38AC72

split-complementary

#3838AC #AC7238 #72AC38

monochromatic

#1A1A50 #29297E #3838AC #5858C9 #8787D8

Accessibility & contrast

On white

9.01

#3838AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#3838AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3838AC

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3838AC	#FFFFFF	#000000	##FFFFFF
##3838AC	1.00	9.01	2.33	9.01
#FFFFFF	9.01	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB0

Deuteranopia (green-blind)

#0044AA

Tritanopia (blue-blind)

#00576D

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3838ac;
/* rgb */ color: rgb(56, 56, 172);
/* oklch */ color: oklch(42.1% 0.180 275.4);

Tailwind

colors: {
  custom: {
    50: '#7e6fc6',
    500: '#3838ac',
    950: '#000000',
  },
}

SCSS

$custom: #3838ac;
$custom-light: #7e6fc6;
$custom-dark: #000000;

JSON

{
  "hex": "#3838ac",
  "rgb": {
    "r": 56,
    "g": 56,
    "b": 172
  },
  "hsl": {
    "h": 240,
    "s": 50.877,
    "l": 44.706
  },
  "oklch": {
    "l": 0.42056,
    "c": 0.17959,
    "h": 275.4
  },
  "luminance": 0.06648
}

Semantic roles & 50–950 ramp

primary

#3838AC

secondary

#C2C27E

accent

#DA4DDA

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3838AC

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

Preview Lab → · Contrast checker → · Palette generator →