#3E37C8#3E37C8

#3E37C8 is a mid, highly saturated blue. Relative luminance 0.079; OKLCH L 45.0% C 0.214 H 275.6°. Best body text is #FFFFFF at 8.12:1 contrast (WCAG AA passes).

Color values

HEX	#3E37C8
RGB	rgb(62, 55, 200)
HSL	hsl(243, 57%, 50%)
HSV	hsv(243, 73%, 78%)
CMYK	cmyk(69%, 72.5%, 0%, 21.6%)
CIE-LAB	lab(33.83, 47.86, -73.79)
CIE-LCH	lch(33.83, 87.96, 302.97°)
OKLab	oklab(45% 0.0209 -0.2133)
OKLCH	oklch(45% 0.214 275.6)
XYZ	xyz(13.7747, 7.9254, 55.4362)
Luminance	0.0793 (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

#3E37C8 #C1C837

analogous

#3778C8 #3E37C8 #8737C8

triadic

#3E37C8 #C83E37 #37C83E

tetradic

#3E37C8 #C83778 #C1C837 #37C887

square

#3E37C8 #C83778 #C1C837 #37C887

split-complementary

#3E37C8 #C88737 #78C837

monochromatic

#201D68 #2F2A98 #3E37C8 #6C67D5 #9B97E2

Accessibility & contrast

On white

8.12

#3E37C8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#3E37C8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E37C8

8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E37C8	#FFFFFF	#000000	##FFFFFF
##3E37C8	1.00	8.12	2.59	8.12
#FFFFFF	8.12	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056CC

Deuteranopia (green-blind)

#0049C5

Tritanopia (blue-blind)

#00607C

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3e37c8;
/* rgb */ color: rgb(62, 55, 200);
/* oklch */ color: oklch(45.0% 0.214 275.6);

Tailwind

colors: {
  custom: {
    50: '#8670da',
    500: '#3e37c8',
    950: '#000000',
  },
}

SCSS

$custom: #3e37c8;
$custom-light: #8670da;
$custom-dark: #000000;

JSON

{
  "hex": "#3e37c8",
  "rgb": {
    "r": 62,
    "g": 55,
    "b": 200
  },
  "hsl": {
    "h": 242.897,
    "s": 56.863,
    "l": 50
  },
  "oklch": {
    "l": 0.45001,
    "c": 0.21431,
    "h": 275.6
  },
  "luminance": 0.07927
}

Semantic roles & 50–950 ramp

primary

#3E37C8

secondary

#CBCE8D

accent

#E048D9

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #3E37C8

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

Preview Lab → · Contrast checker → · Palette generator →