#3527B3#3527B3

#3527B3 is a dark, highly saturated blue. Relative luminance 0.055; OKLCH L 40.1% C 0.206 H 276.1°. Best body text is #FFFFFF at 10.04:1 contrast (WCAG AA passes).

Color values

HEX	#3527B3
RGB	rgb(53, 39, 179)
HSL	hsl(246, 64%, 43%)
HSV	hsv(246, 78%, 70%)
CMYK	cmyk(70.4%, 78.2%, 0%, 29.8%)
CIE-LAB	lab(28.01, 48.89, -71.02)
CIE-LCH	lch(28.01, 86.22, 304.54°)
OKLab	oklab(40.09% 0.022 -0.2053)
OKLCH	oklch(40.09% 0.206 276.1)
XYZ	xyz(10.3277, 5.4616, 43.1490)
Luminance	0.0546 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3527B3 #A5B327

analogous

#275FB3 #3527B3 #7B27B3

triadic

#3527B3 #B33527 #27B335

tetradic

#3527B3 #B3275F #A5B327 #27B37B

square

#3527B3 #B3275F #A5B327 #27B37B

split-complementary

#3527B3 #B37B27 #5FB327

monochromatic

#17114E #261C81 #3527B3 #5041D6 #7F74E1

Accessibility & contrast

On white

10.04

#3527B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#3527B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3527B3

10.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3527B3	#FFFFFF	#000000	##FFFFFF
##3527B3	1.00	10.04	2.09	10.04
#FFFFFF	10.04	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048B7

Deuteranopia (green-blind)

#003CB1

Tritanopia (blue-blind)

#00516C

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #3527b3;
/* rgb */ color: rgb(53, 39, 179);
/* oklch */ color: oklch(40.1% 0.206 276.1);

Tailwind

colors: {
  custom: {
    50: '#7f65cb',
    500: '#3527b3',
    950: '#000000',
  },
}

SCSS

$custom: #3527b3;
$custom-light: #7f65cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3527b3",
  "rgb": {
    "r": 53,
    "g": 39,
    "b": 179
  },
  "hsl": {
    "h": 246,
    "s": 64.22,
    "l": 42.745
  },
  "oklch": {
    "l": 0.40089,
    "c": 0.20649,
    "h": 276.1
  },
  "luminance": 0.05463
}

Semantic roles & 50–950 ramp

primary

#3527B3

secondary

#BFC86E

accent

#E741D7

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3527B3

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

Preview Lab → · Contrast checker → · Palette generator →