#3B59BF#3B59BF

#3B59BF is a mid, vivid blue. Relative luminance 0.118; OKLCH L 50.0% C 0.164 H 267.7°. Best body text is #FFFFFF at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#3B59BF
RGB	rgb(59, 89, 191)
HSL	hsl(226, 53%, 49%)
HSV	hsv(226, 69%, 75%)
CMYK	cmyk(69.1%, 53.4%, 0%, 25.1%)
CIE-LAB	lab(40.95, 23.37, -56.91)
CIE-LCH	lch(40.95, 61.52, 292.33°)
OKLab	oklab(49.96% -0.0065 -0.1636)
OKLCH	oklch(49.96% 0.164 267.7)
XYZ	xyz(14.7767, 11.8347, 50.7857)
Luminance	0.1184 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B59BF #BFA13B

analogous

#3B9BBF #3B59BF #5F3BBF

triadic

#3B59BF #BF3B59 #59BF3B

tetradic

#3B59BF #BF3B9B #BFA13B #3BBF5F

square

#3B59BF #BF3B9B #BFA13B #3BBF5F

split-complementary

#3B59BF #BF5F3B #9BBF3B

monochromatic

#1E2D61 #2D4390 #3B59BF #677FD0 #96A6DF

Accessibility & contrast

On white

6.24

#3B59BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#3B59BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B59BF

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B59BF	#FFFFFF	#000000	##FFFFFF
##3B59BF	1.00	6.24	3.37	6.24
#FFFFFF	6.24	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1067C3

Deuteranopia (green-blind)

#005BBD

Tritanopia (blue-blind)

#007183

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #3b59bf;
/* rgb */ color: rgb(59, 89, 191);
/* oklch */ color: oklch(50.0% 0.164 267.7);

Tailwind

colors: {
  custom: {
    50: '#8187d3',
    500: '#3b59bf',
    950: '#000000',
  },
}

SCSS

$custom: #3b59bf;
$custom-light: #8187d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3b59bf",
  "rgb": {
    "r": 59,
    "g": 89,
    "b": 191
  },
  "hsl": {
    "h": 226.364,
    "s": 52.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.49959,
    "c": 0.16378,
    "h": 267.7
  },
  "luminance": 0.11836
}

Semantic roles & 50–950 ramp

primary

#3B59BF

secondary

#CABC8C

accent

#BB4CDC

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #3B59BF

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

Preview Lab → · Contrast checker → · Palette generator →