#3B528C#3B528C

#3B528C is a dark, moderate blue. Relative luminance 0.089; OKLCH L 44.9% C 0.099 H 266.2°. Best body text is #FFFFFF at 7.58:1 contrast (WCAG AA passes).

Color values

HEX	#3B528C
RGB	rgb(59, 82, 140)
HSL	hsl(223, 41%, 39%)
HSV	hsv(223, 58%, 55%)
CMYK	cmyk(57.9%, 41.4%, 0%, 45.1%)
CIE-LAB	lab(35.71, 9.59, -34.95)
CIE-LCH	lch(35.71, 36.24, 285.35°)
OKLab	oklab(44.91% -0.0066 -0.0992)
OKLCH	oklch(44.91% 0.099 266.2)
XYZ	xyz(9.5530, 8.8571, 26.0120)
Luminance	0.0886 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B528C #8C753B

analogous

#3B7B8C #3B528C #4D3B8C

triadic

#3B528C #8C3B52 #528C3B

tetradic

#3B528C #8C3B7B #8C753B #3B8C4D

square

#3B528C #8C3B7B #8C753B #3B8C4D

split-complementary

#3B528C #8C4D3B #7B8C3B

monochromatic

#172036 #293961 #3B528C #4F6CB5 #7A90C7

Accessibility & contrast

On white

7.58

#3B528C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#3B528C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B528C

7.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B528C	#FFFFFF	#000000	##FFFFFF
##3B528C	1.00	7.58	2.77	7.58
#FFFFFF	7.58	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A588E

Deuteranopia (green-blind)

#2F518B

Tritanopia (blue-blind)

#055F68

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3b528c;
/* rgb */ color: rgb(59, 82, 140);
/* oklch */ color: oklch(44.9% 0.099 266.2);

Tailwind

colors: {
  custom: {
    50: '#7882ae',
    500: '#3b528c',
    950: '#000000',
  },
}

SCSS

$custom: #3b528c;
$custom-light: #7882ae;
$custom-dark: #000000;

JSON

{
  "hex": "#3b528c",
  "rgb": {
    "r": 59,
    "g": 82,
    "b": 140
  },
  "hsl": {
    "h": 222.963,
    "s": 40.704,
    "l": 39.02
  },
  "oklch": {
    "l": 0.44905,
    "c": 0.09941,
    "h": 266.2
  },
  "luminance": 0.08858
}

Semantic roles & 50–950 ramp

primary

#3B528C

secondary

#B19F72

accent

#AE57D1

background

#F7F7FA

surface

#EEEEF4

border

#C9C9CE

text

#090A10

muted

#7B7C7F

Preview Lab

Preview with #3B528C

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

Preview Lab → · Contrast checker → · Palette generator →