#3538BA#3538BA

#3538BA is a dark, vivid blue. Relative luminance 0.071; OKLCH L 43.2% C 0.198 H 273.4°. Best body text is #FFFFFF at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#3538BA
RGB	rgb(53, 56, 186)
HSL	hsl(239, 56%, 47%)
HSV	hsv(239, 72%, 73%)
CMYK	cmyk(71.5%, 69.9%, 0%, 27.1%)
CIE-LAB	lab(32.10, 41.70, -68.44)
CIE-LCH	lch(32.10, 80.14, 301.35°)
OKLab	oklab(43.2% 0.0117 -0.1979)
OKLCH	oklch(43.2% 0.198 273.4)
XYZ	xyz(11.7423, 7.1292, 47.2021)
Luminance	0.0713 (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

#3538BA #BAB735

analogous

#357ABA #3538BA #7535BA

triadic

#3538BA #BA3538 #38BA35

tetradic

#3538BA #BA357A #BAB735 #35BA75

square

#3538BA #BA357A #BAB735 #35BA75

split-complementary

#3538BA #BA7535 #7ABA35

monochromatic

#1A1B5B #272A8A #3538BA #5C5ED0 #8B8DDE

Accessibility & contrast

On white

8.66

#3538BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#3538BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3538BA

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3538BA	#FFFFFF	#000000	##FFFFFF
##3538BA	1.00	8.66	2.43	8.66
#FFFFFF	8.66	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052BE

Deuteranopia (green-blind)

#0045B8

Tritanopia (blue-blind)

#005C75

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3538ba;
/* rgb */ color: rgb(53, 56, 186);
/* oklch */ color: oklch(43.2% 0.198 273.4);

Tailwind

colors: {
  custom: {
    50: '#806fd0',
    500: '#3538ba',
    950: '#000000',
  },
}

SCSS

$custom: #3538ba;
$custom-light: #806fd0;
$custom-dark: #000000;

JSON

{
  "hex": "#3538ba",
  "rgb": {
    "r": 53,
    "g": 56,
    "b": 186
  },
  "hsl": {
    "h": 238.647,
    "s": 55.649,
    "l": 46.863
  },
  "oklch": {
    "l": 0.43204,
    "c": 0.19823,
    "h": 273.4
  },
  "luminance": 0.0713
}

Semantic roles & 50–950 ramp

primary

#3538BA

secondary

#C8C782

accent

#DC49DF

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3538BA

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

Preview Lab → · Contrast checker → · Palette generator →