#3529B5#3529B5

#3529B5 is a dark, highly saturated blue. Relative luminance 0.057; OKLCH L 40.6% C 0.207 H 275.7°. Best body text is #FFFFFF at 9.83:1 contrast (WCAG AA passes).

Color values

HEX	#3529B5
RGB	rgb(53, 41, 181)
HSL	hsl(245, 63%, 44%)
HSV	hsv(245, 77%, 71%)
CMYK	cmyk(70.7%, 77.3%, 0%, 29%)
CIE-LAB	lab(28.59, 48.49, -71.27)
CIE-LCH	lch(28.59, 86.20, 304.23°)
OKLab	oklab(40.55% 0.0206 -0.206)
OKLCH	oklch(40.55% 0.207 275.7)
XYZ	xyz(10.5989, 5.6780, 44.2445)
Luminance	0.0568 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3529B5 #A9B529

analogous

#2963B5 #3529B5 #7B29B5

triadic

#3529B5 #B53529 #29B535

tetradic

#3529B5 #B52963 #A9B529 #29B57B

square

#3529B5 #B52963 #A9B529 #29B57B

split-complementary

#3529B5 #B57B29 #63B529

monochromatic

#181251 #261E83 #3529B5 #5246D5 #8178E0

Accessibility & contrast

On white

9.83

#3529B5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#3529B5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3529B5

9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3529B5	#FFFFFF	#000000	##FFFFFF
##3529B5	1.00	9.83	2.14	9.83
#FFFFFF	9.83	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049B9

Deuteranopia (green-blind)

#003DB3

Tritanopia (blue-blind)

#00536E

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3529b5;
/* rgb */ color: rgb(53, 41, 181);
/* oklch */ color: oklch(40.6% 0.207 275.7);

Tailwind

colors: {
  custom: {
    50: '#8066cd',
    500: '#3529b5',
    950: '#000000',
  },
}

SCSS

$custom: #3529b5;
$custom-light: #8066cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3529b5",
  "rgb": {
    "r": 53,
    "g": 41,
    "b": 181
  },
  "hsl": {
    "h": 245.143,
    "s": 63.063,
    "l": 43.529
  },
  "oklch": {
    "l": 0.40554,
    "c": 0.20707,
    "h": 275.7
  },
  "luminance": 0.05679
}

Semantic roles & 50–950 ramp

primary

#3529B5

secondary

#C1C872

accent

#E642D8

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #3529B5

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

Preview Lab → · Contrast checker → · Palette generator →