#3B528D#3B528D

#3B528D is a dark, moderate blue. Relative luminance 0.089; OKLCH L 45.0% C 0.101 H 266.4°. Best body text is #FFFFFF at 7.56:1 contrast (WCAG AA passes).

Color values

HEX	#3B528D
RGB	rgb(59, 82, 141)
HSL	hsl(223, 41%, 39%)
HSV	hsv(223, 58%, 55%)
CMYK	cmyk(58.2%, 41.8%, 0%, 44.7%)
CIE-LAB	lab(35.77, 9.94, -35.47)
CIE-LCH	lch(35.77, 36.83, 285.66°)
OKLab	oklab(44.97% -0.0064 -0.1007)
OKLCH	oklch(44.97% 0.101 266.4)
XYZ	xyz(9.6270, 8.8867, 26.4021)
Luminance	0.0889 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B528D #8D763B

analogous

#3B7B8D #3B528D #4D3B8D

triadic

#3B528D #8D3B52 #528D3B

tetradic

#3B528D #8D3B7B #8D763B #3B8D4D

square

#3B528D #8D3B7B #8D763B #3B8D4D

split-complementary

#3B528D #8D4D3B #7B8D3B

monochromatic

#172037 #293962 #3B528D #506CB6 #7B90C8

Accessibility & contrast

On white

7.56

#3B528D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#3B528D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B528D

7.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B528D	#FFFFFF	#000000	##FFFFFF
##3B528D	1.00	7.56	2.78	7.56
#FFFFFF	7.56	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#39588F

Deuteranopia (green-blind)

#2F518C

Tritanopia (blue-blind)

#035F68

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3b528d;
/* rgb */ color: rgb(59, 82, 141);
/* oklch */ color: oklch(45.0% 0.101 266.4);

Tailwind

colors: {
  custom: {
    50: '#7882af',
    500: '#3b528d',
    950: '#000000',
  },
}

SCSS

$custom: #3b528d;
$custom-light: #7882af;
$custom-dark: #000000;

JSON

{
  "hex": "#3b528d",
  "rgb": {
    "r": 59,
    "g": 82,
    "b": 141
  },
  "hsl": {
    "h": 223.171,
    "s": 41,
    "l": 39.216
  },
  "oklch": {
    "l": 0.44968,
    "c": 0.10091,
    "h": 266.4
  },
  "luminance": 0.08887
}

Semantic roles & 50–950 ramp

primary

#3B528D

secondary

#B1A073

accent

#AF57D1

background

#F7F7FA

surface

#EEEEF4

border

#C9C9CE

text

#090A10

muted

#7B7C7F

Preview Lab

Preview with #3B528D

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

Preview Lab → · Contrast checker → · Palette generator →