#3529B9#3529B9

#3529B9 is a dark, highly saturated blue. Relative luminance 0.058; OKLCH L 41.0% C 0.212 H 275.3°. Best body text is #FFFFFF at 9.68:1 contrast (WCAG AA passes).

Color values

HEX	#3529B9
RGB	rgb(53, 41, 185)
HSL	hsl(245, 64%, 44%)
HSV	hsv(245, 78%, 73%)
CMYK	cmyk(71.4%, 77.8%, 0%, 27.5%)
CIE-LAB	lab(29.02, 49.74, -72.93)
CIE-LCH	lch(29.02, 88.27, 304.29°)
OKLab	oklab(40.98% 0.0196 -0.2109)
OKLCH	oklch(40.98% 0.212 275.3)
XYZ	xyz(11.0152, 5.8445, 46.4371)
Luminance	0.0585 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3529B9 #ADB929

analogous

#2965B9 #3529B9 #7D29B9

triadic

#3529B9 #B93529 #29B935

tetradic

#3529B9 #B92965 #ADB929 #29B97D

square

#3529B9 #B92965 #ADB929 #29B97D

split-complementary

#3529B9 #B97D29 #65B929

monochromatic

#181355 #271E87 #3529B9 #5449D7 #837BE2

Accessibility & contrast

On white

9.68

#3529B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#3529B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3529B9

9.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3529B9	#FFFFFF	#000000	##FFFFFF
##3529B9	1.00	9.68	2.17	9.68
#FFFFFF	9.68	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BBD

Deuteranopia (green-blind)

#003EB6

Tritanopia (blue-blind)

#005470

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3529b9;
/* rgb */ color: rgb(53, 41, 185);
/* oklch */ color: oklch(41.0% 0.212 275.3);

Tailwind

colors: {
  custom: {
    50: '#8166cf',
    500: '#3529b9',
    950: '#000000',
  },
}

SCSS

$custom: #3529b9;
$custom-light: #8166cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3529b9",
  "rgb": {
    "r": 53,
    "g": 41,
    "b": 185
  },
  "hsl": {
    "h": 245,
    "s": 63.717,
    "l": 44.314
  },
  "oklch": {
    "l": 0.40984,
    "c": 0.21179,
    "h": 275.3
  },
  "luminance": 0.05846
}

Semantic roles & 50–950 ramp

primary

#3529B9

secondary

#C3CA74

accent

#E741D9

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #3529B9

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

Preview Lab → · Contrast checker → · Palette generator →