#3540C6#3540C6

#3540C6 is a mid, highly saturated blue. Relative luminance 0.085; OKLCH L 45.6% C 0.205 H 271.6°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#3540C6
RGB	rgb(53, 64, 198)
HSL	hsl(235, 58%, 49%)
HSV	hsv(235, 73%, 78%)
CMYK	cmyk(73.2%, 67.7%, 0%, 22.4%)
CIE-LAB	lab(35.00, 40.98, -70.71)
CIE-LCH	lch(35.00, 81.73, 300.10°)
OKLab	oklab(45.64% 0.0056 -0.2045)
OKLCH	oklch(45.64% 0.205 271.6)
XYZ	xyz(13.4912, 8.4995, 54.3447)
Luminance	0.0850 (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

#3540C6 #C6BB35

analogous

#3589C6 #3540C6 #7335C6

triadic

#3540C6 #C63540 #40C635

tetradic

#3540C6 #C63589 #C6BB35 #35C673

square

#3540C6 #C63589 #C6BB35 #35C673

split-complementary

#3540C6 #C67335 #89C635

monochromatic

#1B2165 #283096 #3540C6 #636CD5 #9399E2

Accessibility & contrast

On white

7.78

#3540C6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#3540C6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3540C6

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3540C6	#FFFFFF	#000000	##FFFFFF
##3540C6	1.00	7.78	2.70	7.78
#FFFFFF	7.78	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059CA

Deuteranopia (green-blind)

#004BC4

Tritanopia (blue-blind)

#00647E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3540c6;
/* rgb */ color: rgb(53, 64, 198);
/* oklch */ color: oklch(45.6% 0.205 271.6);

Tailwind

colors: {
  custom: {
    50: '#8275d8',
    500: '#3540c6',
    950: '#000000',
  },
}

SCSS

$custom: #3540c6;
$custom-light: #8275d8;
$custom-dark: #000000;

JSON

{
  "hex": "#3540c6",
  "rgb": {
    "r": 53,
    "g": 64,
    "b": 198
  },
  "hsl": {
    "h": 235.448,
    "s": 57.769,
    "l": 49.216
  },
  "oklch": {
    "l": 0.45643,
    "c": 0.2046,
    "h": 271.6
  },
  "luminance": 0.08501
}

Semantic roles & 50–950 ramp

primary

#3540C6

secondary

#CDC88A

accent

#D547E1

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0C0815

muted

#7D7B83

Preview Lab

Preview with #3540C6

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

Preview Lab → · Contrast checker → · Palette generator →