#3529B0#3529B0

#3529B0 is a dark, highly saturated blue. Relative luminance 0.055; OKLCH L 40.0% C 0.201 H 276.2°. Best body text is #FFFFFF at 10.02:1 contrast (WCAG AA passes).

Color values

HEX	#3529B0
RGB	rgb(53, 41, 176)
HSL	hsl(245, 62%, 43%)
HSV	hsv(245, 77%, 69%)
CMYK	cmyk(69.9%, 76.7%, 0%, 31%)
CIE-LAB	lab(28.05, 46.91, -69.16)
CIE-LCH	lch(28.05, 83.57, 304.15°)
OKLab	oklab(40.02% 0.0218 -0.1999)
OKLCH	oklch(40.02% 0.201 276.2)
XYZ	xyz(10.0950, 5.4764, 41.5909)
Luminance	0.0548 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3529B0 #A4B029

analogous

#2961B0 #3529B0 #7829B0

triadic

#3529B0 #B03529 #29B035

tetradic

#3529B0 #B02961 #A4B029 #29B078

square

#3529B0 #B02961 #A4B029 #29B078

split-complementary

#3529B0 #B07829 #61B029

monochromatic

#17124D #261D7E #3529B0 #5043D3 #7E75DF

Accessibility & contrast

On white

10.02

#3529B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#3529B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3529B0

10.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3529B0	#FFFFFF	#000000	##FFFFFF
##3529B0	1.00	10.02	2.10	10.02
#FFFFFF	10.02	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048B4

Deuteranopia (green-blind)

#003CAE

Tritanopia (blue-blind)

#00516B

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #3529b0;
/* rgb */ color: rgb(53, 41, 176);
/* oklch */ color: oklch(40.0% 0.201 276.2);

Tailwind

colors: {
  custom: {
    50: '#7f66c9',
    500: '#3529b0',
    950: '#000000',
  },
}

SCSS

$custom: #3529b0;
$custom-light: #7f66c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3529b0",
  "rgb": {
    "r": 53,
    "g": 41,
    "b": 176
  },
  "hsl": {
    "h": 245.333,
    "s": 62.212,
    "l": 42.549
  },
  "oklch": {
    "l": 0.40021,
    "c": 0.2011,
    "h": 276.2
  },
  "luminance": 0.05477
}

Semantic roles & 50–950 ramp

primary

#3529B0

secondary

#BEC66F

accent

#E543D7

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3529B0

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

Preview Lab → · Contrast checker → · Palette generator →