#3A37C4#3A37C4

#3A37C4 is a dark, highly saturated blue. Relative luminance 0.076; OKLCH L 44.3% C 0.210 H 274.5°. Best body text is #FFFFFF at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#3A37C4
RGB	rgb(58, 55, 196)
HSL	hsl(241, 56%, 49%)
HSV	hsv(241, 72%, 77%)
CMYK	cmyk(70.4%, 71.9%, 0%, 23.1%)
CIE-LAB	lab(33.17, 46.15, -72.54)
CIE-LCH	lch(33.17, 85.98, 302.46°)
OKLab	oklab(44.35% 0.0167 -0.2097)
OKLCH	oklch(44.35% 0.21 274.5)
XYZ	xyz(13.0716, 7.6162, 52.9950)
Luminance	0.0762 (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

#3A37C4 #C1C437

analogous

#377AC4 #3A37C4 #8137C4

triadic

#3A37C4 #C43A37 #37C43A

tetradic

#3A37C4 #C4377A #C1C437 #37C481

square

#3A37C4 #C4377A #C1C437 #37C481

split-complementary

#3A37C4 #C48137 #7AC437

monochromatic

#1E1C64 #2C2A94 #3A37C4 #6765D4 #9694E1

Accessibility & contrast

On white

8.32

#3A37C4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#3A37C4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A37C4

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A37C4	#FFFFFF	#000000	##FFFFFF
##3A37C4	1.00	8.32	2.52	8.32
#FFFFFF	8.32	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054C8

Deuteranopia (green-blind)

#0047C1

Tritanopia (blue-blind)

#005F7A

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3a37c4;
/* rgb */ color: rgb(58, 55, 196);
/* oklch */ color: oklch(44.3% 0.210 274.5);

Tailwind

colors: {
  custom: {
    50: '#846fd7',
    500: '#3a37c4',
    950: '#000000',
  },
}

SCSS

$custom: #3a37c4;
$custom-light: #846fd7;
$custom-dark: #000000;

JSON

{
  "hex": "#3a37c4",
  "rgb": {
    "r": 58,
    "g": 55,
    "b": 196
  },
  "hsl": {
    "h": 241.277,
    "s": 56.175,
    "l": 49.216
  },
  "oklch": {
    "l": 0.44346,
    "c": 0.21041,
    "h": 274.5
  },
  "luminance": 0.07617
}

Semantic roles & 50–950 ramp

primary

#3A37C4

secondary

#CBCC8B

accent

#DF48DC

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0715

muted

#7D7A83

Preview Lab

Preview with #3A37C4

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

Preview Lab → · Contrast checker → · Palette generator →