#3527B4#3527B4

#3527B4 is a dark, highly saturated blue. Relative luminance 0.055; OKLCH L 40.2% C 0.208 H 276.0°. Best body text is #FFFFFF at 10.00:1 contrast (WCAG AA passes).

Color values

HEX	#3527B4
RGB	rgb(53, 39, 180)
HSL	hsl(246, 64%, 43%)
HSV	hsv(246, 78%, 71%)
CMYK	cmyk(70.6%, 78.3%, 0%, 29.4%)
CIE-LAB	lab(28.12, 49.20, -71.44)
CIE-LCH	lch(28.12, 86.74, 304.55°)
OKLab	oklab(40.2% 0.0218 -0.2065)
OKLCH	oklch(40.2% 0.208 276)
XYZ	xyz(10.4292, 5.5022, 43.6836)
Luminance	0.0550 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3527B4 #A6B427

analogous

#2760B4 #3527B4 #7B27B4

triadic

#3527B4 #B43527 #27B435

tetradic

#3527B4 #B42760 #A6B427 #27B47B

square

#3527B4 #B42760 #A6B427 #27B47B

split-complementary

#3527B4 #B47B27 #60B427

monochromatic

#17114F #261C82 #3527B4 #5142D6 #7F74E1

Accessibility & contrast

On white

10.00

#3527B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#3527B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3527B4

10.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3527B4	#FFFFFF	#000000	##FFFFFF
##3527B4	1.00	10.00	2.10	10.00
#FFFFFF	10.00	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048B8

Deuteranopia (green-blind)

#003CB2

Tritanopia (blue-blind)

#00526D

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #3527b4;
/* rgb */ color: rgb(53, 39, 180);
/* oklch */ color: oklch(40.2% 0.208 276.0);

Tailwind

colors: {
  custom: {
    50: '#8065cc',
    500: '#3527b4',
    950: '#000000',
  },
}

SCSS

$custom: #3527b4;
$custom-light: #8065cc;
$custom-dark: #000000;

JSON

{
  "hex": "#3527b4",
  "rgb": {
    "r": 53,
    "g": 39,
    "b": 180
  },
  "hsl": {
    "h": 245.957,
    "s": 64.384,
    "l": 42.941
  },
  "oklch": {
    "l": 0.40197,
    "c": 0.20766,
    "h": 276
  },
  "luminance": 0.05503
}

Semantic roles & 50–950 ramp

primary

#3527B4

secondary

#BFC86F

accent

#E740D7

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #3527B4

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

Preview Lab → · Contrast checker → · Palette generator →