#3527B1#3527B1

#3527B1 is a dark, highly saturated blue. Relative luminance 0.054; OKLCH L 39.9% C 0.204 H 276.3°. Best body text is #FFFFFF at 10.11:1 contrast (WCAG AA passes).

Color values

HEX	#3527B1
RGB	rgb(53, 39, 177)
HSL	hsl(246, 64%, 42%)
HSV	hsv(246, 78%, 69%)
CMYK	cmyk(70.1%, 78%, 0%, 30.6%)
CIE-LAB	lab(27.79, 48.27, -70.19)
CIE-LCH	lch(27.79, 85.18, 304.52°)
OKLab	oklab(39.87% 0.0225 -0.2029)
OKLCH	oklch(39.87% 0.204 276.3)
XYZ	xyz(10.1269, 5.3813, 42.0915)
Luminance	0.0538 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3527B1 #A3B127

analogous

#275EB1 #3527B1 #7A27B1

triadic

#3527B1 #B13527 #27B135

tetradic

#3527B1 #B1275E #A3B127 #27B17A

square

#3527B1 #B1275E #A3B127 #27B17A

split-complementary

#3527B1 #B17A27 #5EB127

monochromatic

#17114D #261C7F #3527B1 #4F40D5 #7E72E0

Accessibility & contrast

On white

10.11

#3527B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#3527B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3527B1

10.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3527B1	#FFFFFF	#000000	##FFFFFF
##3527B1	1.00	10.11	2.08	10.11
#FFFFFF	10.11	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B5

Deuteranopia (green-blind)

#003CAF

Tritanopia (blue-blind)

#00506B

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #3527b1;
/* rgb */ color: rgb(53, 39, 177);
/* oklch */ color: oklch(39.9% 0.204 276.3);

Tailwind

colors: {
  custom: {
    50: '#7f64ca',
    500: '#3527b1',
    950: '#000000',
  },
}

SCSS

$custom: #3527b1;
$custom-light: #7f64ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3527b1",
  "rgb": {
    "r": 53,
    "g": 39,
    "b": 177
  },
  "hsl": {
    "h": 246.087,
    "s": 63.889,
    "l": 42.353
  },
  "oklch": {
    "l": 0.39873,
    "c": 0.20412,
    "h": 276.3
  },
  "luminance": 0.05382
}

Semantic roles & 50–950 ramp

primary

#3527B1

secondary

#BEC76D

accent

#E741D6

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3527B1

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

Preview Lab → · Contrast checker → · Palette generator →