#3B37C3#3B37C3

#3B37C3 is a dark, highly saturated blue. Relative luminance 0.076; OKLCH L 44.3% C 0.209 H 275.0°. Best body text is #FFFFFF at 8.33:1 contrast (WCAG AA passes).

Color values

HEX	#3B37C3
RGB	rgb(59, 55, 195)
HSL	hsl(242, 56%, 49%)
HSV	hsv(242, 72%, 76%)
CMYK	cmyk(69.7%, 71.8%, 0%, 23.5%)
CIE-LAB	lab(33.14, 45.93, -72.01)
CIE-LCH	lch(33.14, 85.41, 302.53°)
OKLab	oklab(44.31% 0.018 -0.2082)
OKLCH	oklch(44.31% 0.209 275)
XYZ	xyz(13.0169, 7.6011, 52.4003)
Luminance	0.0760 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B37C3 #BFC337

analogous

#3779C3 #3B37C3 #8137C3

triadic

#3B37C3 #C33B37 #37C33B

tetradic

#3B37C3 #C33779 #BFC337 #37C381

square

#3B37C3 #C33779 #BFC337 #37C381

split-complementary

#3B37C3 #C38137 #79C337

monochromatic

#1E1C64 #2D2A93 #3B37C3 #6764D3 #9694E1

Accessibility & contrast

On white

8.33

#3B37C3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#3B37C3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B37C3

8.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B37C3	#FFFFFF	#000000	##FFFFFF
##3B37C3	1.00	8.33	2.52	8.33
#FFFFFF	8.33	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054C7

Deuteranopia (green-blind)

#0047C0

Tritanopia (blue-blind)

#005E79

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3b37c3;
/* rgb */ color: rgb(59, 55, 195);
/* oklch */ color: oklch(44.3% 0.209 275.0);

Tailwind

colors: {
  custom: {
    50: '#846fd6',
    500: '#3b37c3',
    950: '#000000',
  },
}

SCSS

$custom: #3b37c3;
$custom-light: #846fd6;
$custom-dark: #000000;

JSON

{
  "hex": "#3b37c3",
  "rgb": {
    "r": 59,
    "g": 55,
    "b": 195
  },
  "hsl": {
    "h": 241.714,
    "s": 56,
    "l": 49.02
  },
  "oklch": {
    "l": 0.44311,
    "c": 0.20895,
    "h": 275
  },
  "luminance": 0.07602
}

Semantic roles & 50–950 ramp

primary

#3B37C3

secondary

#CACC8A

accent

#DF49DB

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3B37C3

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

Preview Lab → · Contrast checker → · Palette generator →