#3529B8#3529B8

#3529B8 is a dark, highly saturated blue. Relative luminance 0.058; OKLCH L 40.9% C 0.211 H 275.4°. Best body text is #FFFFFF at 9.72:1 contrast (WCAG AA passes).

Color values

HEX	#3529B8
RGB	rgb(53, 41, 184)
HSL	hsl(245, 64%, 44%)
HSV	hsv(245, 78%, 72%)
CMYK	cmyk(71.2%, 77.7%, 0%, 27.8%)
CIE-LAB	lab(28.91, 49.43, -72.52)
CIE-LCH	lch(28.91, 87.76, 304.28°)
OKLab	oklab(40.88% 0.0199 -0.2097)
OKLCH	oklch(40.88% 0.211 275.4)
XYZ	xyz(10.9100, 5.8024, 45.8831)
Luminance	0.0580 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3529B8 #ACB829

analogous

#2965B8 #3529B8 #7D29B8

triadic

#3529B8 #B83529 #29B835

tetradic

#3529B8 #B82965 #ACB829 #29B87D

square

#3529B8 #B82965 #ACB829 #29B87D

split-complementary

#3529B8 #B87D29 #65B829

monochromatic

#181354 #271E86 #3529B8 #5448D6 #837AE1

Accessibility & contrast

On white

9.72

#3529B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#3529B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3529B8

9.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3529B8	#FFFFFF	#000000	##FFFFFF
##3529B8	1.00	9.72	2.16	9.72
#FFFFFF	9.72	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004ABC

Deuteranopia (green-blind)

#003EB6

Tritanopia (blue-blind)

#005470

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3529b8;
/* rgb */ color: rgb(53, 41, 184);
/* oklch */ color: oklch(40.9% 0.211 275.4);

Tailwind

colors: {
  custom: {
    50: '#8066cf',
    500: '#3529b8',
    950: '#000000',
  },
}

SCSS

$custom: #3529b8;
$custom-light: #8066cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3529b8",
  "rgb": {
    "r": 53,
    "g": 41,
    "b": 184
  },
  "hsl": {
    "h": 245.035,
    "s": 63.556,
    "l": 44.118
  },
  "oklch": {
    "l": 0.40876,
    "c": 0.21061,
    "h": 275.4
  },
  "luminance": 0.05803
}

Semantic roles & 50–950 ramp

primary

#3529B8

secondary

#C2C973

accent

#E741D9

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #3529B8

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

Preview Lab → · Contrast checker → · Palette generator →