#3A37C6#3A37C6

#3A37C6 is a dark, highly saturated blue. Relative luminance 0.077; OKLCH L 44.5% C 0.213 H 274.4°. Best body text is #FFFFFF at 8.26:1 contrast (WCAG AA passes).

Color values

HEX	#3A37C6
RGB	rgb(58, 55, 198)
HSL	hsl(241, 57%, 50%)
HSV	hsv(241, 72%, 78%)
CMYK	cmyk(70.7%, 72.2%, 0%, 22.4%)
CIE-LAB	lab(33.37, 46.80, -73.39)
CIE-LCH	lch(33.37, 87.04, 302.52°)
OKLab	oklab(44.55% 0.0163 -0.2122)
OKLCH	oklch(44.55% 0.213 274.4)
XYZ	xyz(13.3008, 7.7078, 54.2019)
Luminance	0.0771 (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

#3A37C6 #C3C637

analogous

#377BC6 #3A37C6 #8237C6

triadic

#3A37C6 #C63A37 #37C63A

tetradic

#3A37C6 #C6377B #C3C637 #37C682

square

#3A37C6 #C6377B #C3C637 #37C682

split-complementary

#3A37C6 #C68237 #7BC637

monochromatic

#1E1C66 #2C2A96 #3A37C6 #6866D4 #9796E2

Accessibility & contrast

On white

8.26

#3A37C6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#3A37C6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A37C6

8.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A37C6	#FFFFFF	#000000	##FFFFFF
##3A37C6	1.00	8.26	2.54	8.26
#FFFFFF	8.26	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055CA

Deuteranopia (green-blind)

#0048C3

Tritanopia (blue-blind)

#005F7B

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3a37c6;
/* rgb */ color: rgb(58, 55, 198);
/* oklch */ color: oklch(44.5% 0.213 274.4);

Tailwind

colors: {
  custom: {
    50: '#846fd9',
    500: '#3a37c6',
    950: '#000000',
  },
}

SCSS

$custom: #3a37c6;
$custom-light: #846fd9;
$custom-dark: #000000;

JSON

{
  "hex": "#3a37c6",
  "rgb": {
    "r": 58,
    "g": 55,
    "b": 198
  },
  "hsl": {
    "h": 241.259,
    "s": 56.522,
    "l": 49.608
  },
  "oklch": {
    "l": 0.44545,
    "c": 0.21285,
    "h": 274.4
  },
  "luminance": 0.07709
}

Semantic roles & 50–950 ramp

primary

#3A37C6

secondary

#CCCD8C

accent

#E048DD

background

#F8F6FD

surface

#F0ECFB

border

#CBC7D4

text

#0D0715

muted

#7D7A83

Preview Lab

Preview with #3A37C6

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

Preview Lab → · Contrast checker → · Palette generator →