#3E37BF#3E37BF

#3E37BF is a dark, highly saturated blue. Relative luminance 0.075; OKLCH L 44.1% C 0.203 H 276.3°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#3E37BF
RGB	rgb(62, 55, 191)
HSL	hsl(243, 55%, 48%)
HSV	hsv(243, 71%, 75%)
CMYK	cmyk(67.5%, 71.2%, 0%, 25.1%)
CIE-LAB	lab(32.96, 44.96, -69.95)
CIE-LCH	lch(32.96, 83.16, 302.73°)
OKLab	oklab(44.12% 0.0225 -0.2021)
OKLCH	oklch(44.12% 0.203 276.3)
XYZ	xyz(12.7537, 7.5170, 50.0589)
Luminance	0.0752 (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

#3E37BF #B8BF37

analogous

#3774BF #3E37BF #8237BF

triadic

#3E37BF #BF3E37 #37BF3E

tetradic

#3E37BF #BF3774 #B8BF37 #37BF82

square

#3E37BF #BF3774 #B8BF37 #37BF82

split-complementary

#3E37BF #BF8237 #74BF37

monochromatic

#1F1C60 #2F298F #3E37BF #6762D2 #9591DF

Accessibility & contrast

On white

8.39

#3E37BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#3E37BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E37BF

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E37BF	#FFFFFF	#000000	##FFFFFF
##3E37BF	1.00	8.39	2.50	8.39
#FFFFFF	8.39	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053C3

Deuteranopia (green-blind)

#0047BC

Tritanopia (blue-blind)

#005D77

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3e37bf;
/* rgb */ color: rgb(62, 55, 191);
/* oklch */ color: oklch(44.1% 0.203 276.3);

Tailwind

colors: {
  custom: {
    50: '#846fd4',
    500: '#3e37bf',
    950: '#000000',
  },
}

SCSS

$custom: #3e37bf;
$custom-light: #846fd4;
$custom-dark: #000000;

JSON

{
  "hex": "#3e37bf",
  "rgb": {
    "r": 62,
    "g": 55,
    "b": 191
  },
  "hsl": {
    "h": 243.088,
    "s": 55.285,
    "l": 48.235
  },
  "oklch": {
    "l": 0.44117,
    "c": 0.20333,
    "h": 276.3
  },
  "luminance": 0.07518
}

Semantic roles & 50–950 ramp

primary

#3E37BF

secondary

#C7CA88

accent

#DF49D7

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3E37BF

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

Preview Lab → · Contrast checker → · Palette generator →