#3538BC#3538BC

#3538BC is a dark, highly saturated blue. Relative luminance 0.072; OKLCH L 43.4% C 0.201 H 273.3°. Best body text is #FFFFFF at 8.60:1 contrast (WCAG AA passes).

Color values

HEX	#3538BC
RGB	rgb(53, 56, 188)
HSL	hsl(239, 56%, 47%)
HSV	hsv(239, 72%, 74%)
CMYK	cmyk(71.8%, 70.2%, 0%, 26.3%)
CIE-LAB	lab(32.29, 42.38, -69.30)
CIE-LCH	lch(32.29, 81.23, 301.44°)
OKLab	oklab(43.4% 0.0114 -0.2004)
OKLCH	oklch(43.4% 0.201 273.3)
XYZ	xyz(11.9564, 7.2149, 48.3297)
Luminance	0.0722 (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

#3538BC #BCB935

analogous

#357BBC #3538BC #7635BC

triadic

#3538BC #BC3538 #38BC35

tetradic

#3538BC #BC357B #BCB935 #35BC76

square

#3538BC #BC357B #BCB935 #35BC76

split-complementary

#3538BC #BC7635 #7BBC35

monochromatic

#1A1C5D #282A8C #3538BC #5D5FD1 #8D8EDF

Accessibility & contrast

On white

8.60

#3538BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#3538BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3538BC

8.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3538BC	#FFFFFF	#000000	##FFFFFF
##3538BC	1.00	8.60	2.44	8.60
#FFFFFF	8.60	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052C0

Deuteranopia (green-blind)

#0046BA

Tritanopia (blue-blind)

#005D76

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3538bc;
/* rgb */ color: rgb(53, 56, 188);
/* oklch */ color: oklch(43.4% 0.201 273.3);

Tailwind

colors: {
  custom: {
    50: '#806fd1',
    500: '#3538bc',
    950: '#000000',
  },
}

SCSS

$custom: #3538bc;
$custom-light: #806fd1;
$custom-dark: #000000;

JSON

{
  "hex": "#3538bc",
  "rgb": {
    "r": 53,
    "g": 56,
    "b": 188
  },
  "hsl": {
    "h": 238.667,
    "s": 56.017,
    "l": 47.255
  },
  "oklch": {
    "l": 0.434,
    "c": 0.20073,
    "h": 273.3
  },
  "luminance": 0.07216
}

Semantic roles & 50–950 ramp

primary

#3538BC

secondary

#C9C884

accent

#DC48DF

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3538BC

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

Preview Lab → · Contrast checker → · Palette generator →