#3D37DA#3D37DA

#3D37DA is a mid, highly saturated blue. Relative luminance 0.088; OKLCH L 46.8% C 0.236 H 273.9°. Best body text is #FFFFFF at 7.62:1 contrast (WCAG AA passes).

Color values

HEX	#3D37DA
RGB	rgb(61, 55, 218)
HSL	hsl(242, 69%, 54%)
HSV	hsv(242, 75%, 85%)
CMYK	cmyk(72%, 74.8%, 0%, 14.5%)
CIE-LAB	lab(35.57, 53.47, -81.35)
CIE-LCH	lch(35.57, 97.35, 303.32°)
OKLab	oklab(46.76% 0.0162 -0.2353)
OKLCH	oklch(46.76% 0.236 273.9)
XYZ	xyz(15.9413, 8.7848, 67.1716)
Luminance	0.0879 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.96

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D37DA #D4DA37

analogous

#3782DA #3D37DA #8F37DA

triadic

#3D37DA #DA3D37 #37DA3D

tetradic

#3D37DA #DA3782 #D4DA37 #37DA8F

square

#3D37DA #DA3782 #D4DA37 #37DA8F

split-complementary

#3D37DA #DA8F37 #82DA37

monochromatic

#1B187F #2621B3 #3D37DA #6F6BE4 #A19EED

Accessibility & contrast

On white

7.62

#3D37DA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#3D37DA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D37DA

7.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D37DA	#FFFFFF	#000000	##FFFFFF
##3D37DA	1.00	7.62	2.76	7.62
#FFFFFF	7.62	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BDF

Deuteranopia (green-blind)

#004CD7

Tritanopia (blue-blind)

#006786

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3d37da;
/* rgb */ color: rgb(61, 55, 218);
/* oklch */ color: oklch(46.8% 0.236 273.9);

Tailwind

colors: {
  custom: {
    50: '#8a70e7',
    500: '#3d37da',
    950: '#000000',
  },
}

SCSS

$custom: #3d37da;
$custom-light: #8a70e7;
$custom-dark: #000000;

JSON

{
  "hex": "#3d37da",
  "rgb": {
    "r": 61,
    "g": 55,
    "b": 218
  },
  "hsl": {
    "h": 242.209,
    "s": 68.776,
    "l": 53.529
  },
  "oklch": {
    "l": 0.46755,
    "c": 0.23588,
    "h": 273.9
  },
  "luminance": 0.08786
}

Semantic roles & 50–950 ramp

primary

#3D37DA

secondary

#D7D993

accent

#EC3CE5

background

#F9F6FE

surface

#F2ECFD

border

#CCC7D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #3D37DA

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

Preview Lab → · Contrast checker → · Palette generator →