#3B599D#3B599D

#3B599D is a mid, moderate blue. Relative luminance 0.105; OKLCH L 47.6% C 0.116 H 264.5°. Best body text is #FFFFFF at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#3B599D
RGB	rgb(59, 89, 157)
HSL	hsl(222, 45%, 42%)
HSV	hsv(222, 62%, 62%)
CMYK	cmyk(62.4%, 43.3%, 0%, 38.4%)
CIE-LAB	lab(38.74, 11.07, -40.39)
CIE-LCH	lch(38.74, 41.88, 285.32°)
OKLab	oklab(47.56% -0.0111 -0.1151)
OKLCH	oklch(47.56% 0.116 264.5)
XYZ	xyz(11.4597, 10.5079, 33.3161)
Luminance	0.1051 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B599D #9D7F3B

analogous

#3B8A9D #3B599D #4E3B9D

triadic

#3B599D #9D3B59 #599D3B

tetradic

#3B599D #9D3B8A #9D7F3B #3B9D4E

square

#3B599D #9D3B8A #9D7F3B #3B9D4E

split-complementary

#3B599D #9D4E3B #8A9D3B

monochromatic

#1A2744 #2A4071 #3B599D #5676BF #829AD0

Accessibility & contrast

On white

6.77

#3B599D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#3B599D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B599D

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B599D	#FFFFFF	#000000	##FFFFFF
##3B599D	1.00	6.77	3.10	6.77
#FFFFFF	6.77	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A60A0

Deuteranopia (green-blind)

#2C579C

Tritanopia (blue-blind)

#006873

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3b599d;
/* rgb */ color: rgb(59, 89, 157);
/* oklch */ color: oklch(47.6% 0.116 264.5);

Tailwind

colors: {
  custom: {
    50: '#7a87ba',
    500: '#3b599d',
    950: '#000000',
  },
}

SCSS

$custom: #3b599d;
$custom-light: #7a87ba;
$custom-dark: #000000;

JSON

{
  "hex": "#3b599d",
  "rgb": {
    "r": 59,
    "g": 89,
    "b": 157
  },
  "hsl": {
    "h": 221.633,
    "s": 45.37,
    "l": 42.353
  },
  "oklch": {
    "l": 0.47562,
    "c": 0.1156,
    "h": 264.5
  },
  "luminance": 0.10509
}

Semantic roles & 50–950 ramp

primary

#3B599D

secondary

#BAA67A

accent

#AD53D5

background

#F7F8FB

surface

#EEEFF6

border

#C9CAD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #3B599D

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

Preview Lab → · Contrast checker → · Palette generator →