#3E37C6#3E37C6

#3E37C6 is a dark, highly saturated blue. Relative luminance 0.078; OKLCH L 44.8% C 0.212 H 275.8°. Best body text is #FFFFFF at 8.18:1 contrast (WCAG AA passes).

Color values

HEX	#3E37C6
RGB	rgb(62, 55, 198)
HSL	hsl(243, 57%, 50%)
HSV	hsv(243, 72%, 78%)
CMYK	cmyk(68.7%, 72.2%, 0%, 22.4%)
CIE-LAB	lab(33.63, 47.22, -72.95)
CIE-LCH	lch(33.63, 86.90, 302.92°)
OKLab	oklab(44.8% 0.0212 -0.2108)
OKLCH	oklch(44.8% 0.212 275.8)
XYZ	xyz(13.5425, 7.8325, 54.2133)
Luminance	0.0783 (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

#3E37C6 #BFC637

analogous

#3778C6 #3E37C6 #8637C6

triadic

#3E37C6 #C63E37 #37C63E

tetradic

#3E37C6 #C63778 #BFC637 #37C686

square

#3E37C6 #C63778 #BFC637 #37C686

split-complementary

#3E37C6 #C68637 #78C637

monochromatic

#201C66 #2F2A96 #3E37C6 #6B66D4 #9996E2

Accessibility & contrast

On white

8.18

#3E37C6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#3E37C6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E37C6

8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E37C6	#FFFFFF	#000000	##FFFFFF
##3E37C6	1.00	8.18	2.57	8.18
#FFFFFF	8.18	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055CA

Deuteranopia (green-blind)

#0049C3

Tritanopia (blue-blind)

#005F7B

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3e37c6;
/* rgb */ color: rgb(62, 55, 198);
/* oklch */ color: oklch(44.8% 0.212 275.8);

Tailwind

colors: {
  custom: {
    50: '#8670d9',
    500: '#3e37c6',
    950: '#000000',
  },
}

SCSS

$custom: #3e37c6;
$custom-light: #8670d9;
$custom-dark: #000000;

JSON

{
  "hex": "#3e37c6",
  "rgb": {
    "r": 62,
    "g": 55,
    "b": 198
  },
  "hsl": {
    "h": 242.937,
    "s": 56.522,
    "l": 49.608
  },
  "oklch": {
    "l": 0.44803,
    "c": 0.21189,
    "h": 275.8
  },
  "luminance": 0.07834
}

Semantic roles & 50–950 ramp

primary

#3E37C6

secondary

#CACD8C

accent

#E048D8

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #3E37C6

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

Preview Lab → · Contrast checker → · Palette generator →